From: Kevin Day <Kevin@kevux.org>
Date: Tue, 15 Sep 2026 01:06:28 +0000 (-0500)
Subject: Progress: Make some of the unit tests messages more consistent.
X-Git-Url: https://git.kevux.org/?a=commitdiff_plain;h=e79c51654403c2d2357db7720b778003885b1e9d;p=fll

Progress: Make some of the unit tests messages more consistent.
---

diff --git a/level_1/fl_fss/tests/unit/c/test-fss-basic_content_read.c b/level_1/fl_fss/tests/unit/c/test-fss-basic_content_read.c
index 601748bb6..511fec3ef 100644
--- a/level_1/fl_fss/tests/unit/c/test-fss-basic_content_read.c
+++ b/level_1/fl_fss/tests/unit/c/test-fss-basic_content_read.c
@@ -106,13 +106,12 @@ void test__fl_fss_basic_content_read__works(void **void_state) {
     f_range_t found_object = f_range_t_initialize;
     f_ranges_t found = f_ranges_t_initialize;
     uint8_t quote = 0;
-    f_number_unsigned_t line = 0;
     f_number_unsigneds_t delimits = f_number_unsigneds_t_initialize;
     f_string_dynamic_t result_string = f_string_dynamic_t_initialize;
     f_string_dynamic_t delimit_string = f_string_dynamic_t_initialize;
     f_status_t status_object = F_okay;
 
-    for (;; ++line) {
+    for (f_number_unsigned_t line = 0; ; ++line) {
 
       max = 255;
 
@@ -128,7 +127,7 @@ void test__fl_fss_basic_content_read__works(void **void_state) {
       result = getline(&line_content, &max, file_contents);
 
       if (!result) {
-        printf("[ -------> ] --- [00] Failure with line (%lu) '%s', result = %zd, for loading file='./data/tests/%s/%s-%s.txt'.\n", line, line_content, result, "strings", "basic", "all_read");
+        printf("[ -------> ] --- [00] Failure with getline(), line (%lu) '%s', result = %zd, for loading file='./data/tests/%s/%s-%s.txt'.\n", line, line_content, result, "strings", "basic", "all_read");
       }
 
       assert_return_code(result, 0);
@@ -145,7 +144,7 @@ void test__fl_fss_basic_content_read__works(void **void_state) {
       fl_fss_basic_object_read(buffer_string, &range, &found_object, &quote, &delimits, &state);
 
       if (!(state.status == F_fss_found_object || state.status == F_fss_found_object_content_not)) {
-        printf("[ -------> ] --- [01] Failure with line (%lu) '%s', status = %u, expecting %u or %u.\n", line, line_content, state.status, F_fss_found_object, F_fss_found_object_content_not);
+        printf("[ -------> ] --- [01] Failure with fl_fss_basic_object_read(), line (%lu) '%s', status = %u, expecting %u or %u.\n", line, line_content, state.status, F_fss_found_object, F_fss_found_object_content_not);
       }
 
       assert_true(state.status == F_fss_found_object || state.status == F_fss_found_object_content_not);
@@ -157,14 +156,14 @@ void test__fl_fss_basic_content_read__works(void **void_state) {
 
       if (status_object == F_fss_found_object) {
         if (state.status != F_fss_found_content) {
-          printf("[ -------> ] --- [02] Failure with line (%lu) '%s', status = %u, expecting %u.\n", line, line_content, state.status, F_fss_found_content);
+          printf("[ -------> ] --- [02] Failure with fl_fss_basic_content_read(), with line %lu '%s', status = %u, expecting %u.\n", line, line_content, state.status, F_fss_found_content);
         }
 
         assert_int_equal(state.status, F_fss_found_content);
       }
       else {
         if (state.status != F_data_not) {
-          printf("[ -------> ] --- [03] Failure with line (%lu) '%s', status = %u, expecting %u.\n", line, line_content, state.status, F_data_not);
+          printf("[ -------> ] --- [03] Failure with fl_fss_basic_content_read(), with line %lu '%s', status = %u, expecting %u.\n", line, line_content, state.status, F_data_not);
         }
 
         assert_int_equal(state.status, F_data_not);
@@ -172,7 +171,7 @@ void test__fl_fss_basic_content_read__works(void **void_state) {
 
       if (state.status == F_fss_found_content) {
         if (!found.used) {
-          printf("[ -------> ] --- [04] Failure with line (%lu) '%s', found.used = %lu, expecting found.used <> 0.\n", line, line_content, found.used);
+          printf("[ -------> ] --- [04] Failure with fl_fss_basic_content_read(), with line %lu '%s', found.used = %lu, expecting found.used <> 0.\n", line, line_content, found.used);
         }
 
         assert_true(found.used);
@@ -181,7 +180,7 @@ void test__fl_fss_basic_content_read__works(void **void_state) {
           const f_status_t status = f_string_dynamic_append(buffer_string, &delimit_string);
 
           if (status != F_okay) {
-            printf("[ -------> ] --- [05] Failure with line (%lu) '%s', status = %u, expecting %u.\n", line, line_content, state.status, F_okay);
+            printf("[ -------> ] --- [05] Failure with f_string_dynamic_append(), with line %lu '%s', status = %u, expecting %u.\n", line, line_content, state.status, F_okay);
           }
 
           assert_int_equal(status, F_okay);
@@ -192,7 +191,7 @@ void test__fl_fss_basic_content_read__works(void **void_state) {
         f_fss_apply_delimit(delimits, &delimit_string, &state);
 
         if (state.status != F_okay) {
-          printf("[ -------> ] --- [06] Failure with line (%lu) '%s', status = %u, expecting %u.\n", line, line_content, state.status, F_okay);
+          printf("[ -------> ] --- [06] Failure with f_fss_apply_delimit(), with line %lu '%s', status = %u, expecting %u.\n", line, line_content, state.status, F_okay);
         }
 
         assert_int_equal(state.status, F_okay);
@@ -201,7 +200,7 @@ void test__fl_fss_basic_content_read__works(void **void_state) {
           const f_status_t status = f_string_dynamic_partial_append_nulless(delimit_string, found.array[0], &result_string);
 
           if (!(status == F_okay || status == F_data_not_eos)) {
-            printf("[ -------> ] --- [07] Failure with line (%lu) '%s', status = %u, expecting %u or %u.\n", line, line_content, state.status, F_okay, F_data_not_eos);
+            printf("[ -------> ] --- [07] Failure with f_string_dynamic_partial_append_nulless(), with line %lu '%s', status = %u, expecting %u or %u.\n", line, line_content, state.status, F_okay, F_data_not_eos);
           }
 
           assert_true(status == F_okay || status == F_data_not_eos);
@@ -211,35 +210,35 @@ void test__fl_fss_basic_content_read__works(void **void_state) {
           const f_status_t status = f_string_dynamic_terminate_after(&result_string);
 
           if (status != F_okay) {
-            printf("[ -------> ] --- [08] Failure with line (%lu) '%s', status = %u, expecting %u.\n", line, line_content, state.status, F_okay);
+            printf("[ -------> ] --- [08] Failure with f_string_dynamic_terminate_after(), with line %lu '%s', status = %u, expecting %u.\n", line, line_content, state.status, F_okay);
           }
 
           assert_int_equal(status, F_okay);
         }
 
-        if (state.status != F_okay) {
-          printf("[ -------> ] --- [09] Failure with line (%lu) '%s', '%s' does not match '%s', line_content.\n", line, line_content, result_string.string, line_content);
+        if (strcmp(result_string.string, line_content)) {
+          printf("[ -------> ] --- [09] Failure with line %lu, strings do not match.\n", line);
         }
 
         assert_string_equal(result_string.string, line_content);
       }
       else {
         if (found.used) {
-          printf("[ -------> ] --- [10] Failure with line (%lu) '%s', found.used = %lu, expecting found.used == 0.\n", line, line_content, found.used);
+          printf("[ -------> ] --- [10] Failure with line %lu '%s', found.used = %lu, expecting found.used == 0.\n", line, line_content, found.used);
         }
 
         assert_true(!found.used);
       }
 
-      if (line_string) free(line_string);
       if (line_content) free(line_content);
+      if (line_string) free(line_string);
       if (result_string.string) free(result_string.string);
       if (delimit_string.string) free(delimit_string.string);
       if (delimits.array) free(delimits.array);
       if (found.array) free(found.array);
 
-      line_string = 0;
       line_content = 0;
+      line_string = 0;
       result_string.string = 0;
       result_string.used = 0;
       result_string.size = 0;
@@ -259,8 +258,8 @@ void test__fl_fss_basic_content_read__works(void **void_state) {
 
     if (delimits.array) free(delimits.array);
     if (found.array) free(found.array);
-    if (line_string) free(line_string);
     if (line_content) free(line_content);
+    if (line_string) free(line_string);
     if (result_string.string) free(result_string.string);
     if (delimit_string.string) free(delimit_string.string);
   }
@@ -320,7 +319,7 @@ void test__fl_fss_basic_content_read__works_using_combining(void **void_state) {
       result = getline(&line_content, &max, file_contents);
 
       if (result == -1) {
-        printf("[ -------> ] --- [00] Failure loading line line %lu for file './data/tests/strings/extended-combining_read.txt', result = %lu.\n", line, result);
+        printf("[ -------> ] --- [00] Failure with getline(), line %lu for file './data/tests/strings/extended-combining_read.txt', result = %lu.\n", line, result);
       }
 
       assert_return_code(result, 0);
@@ -340,7 +339,7 @@ void test__fl_fss_basic_content_read__works_using_combining(void **void_state) {
         // When matches is 2, then this matches both object and content.
         if (matches == 2) {
           if (!(state.status == F_fss_found_object)) {
-            printf("[ -------> ] --- [01] Failure with line (%lu) '%s', matches=%d, status=%u, expected %u.\n", line, line_content, matches, state.status, F_fss_found_object);
+            printf("[ -------> ] --- [01] Failure with fl_fss_basic_object_read(), with line %lu '%s', matches=%d, status=%u, expected %u.\n", line, line_content, matches, state.status, F_fss_found_object);
           }
 
           assert_true(state.status == F_fss_found_object);
@@ -349,7 +348,7 @@ void test__fl_fss_basic_content_read__works_using_combining(void **void_state) {
         // When matches is 1, then this matches only object.
         else {
           if (!(state.status == F_fss_found_object_content_not)) {
-            printf("[ -------> ] --- [02] Failure with line (%lu) '%s', matches=%d, status=%u, expected %u.\n", line, line_content, matches, state.status, F_fss_found_object_content_not);
+            printf("[ -------> ] --- [02] Failure with fl_fss_basic_object_read(), with line %lu '%s', matches=%d, status=%u, expected %u.\n", line, line_content, matches, state.status, F_fss_found_object_content_not);
           }
 
           assert_true(state.status == F_fss_found_object_content_not);
@@ -368,15 +367,15 @@ void test__fl_fss_basic_content_read__works_using_combining(void **void_state) {
       fl_fss_basic_content_read(buffer_string, &range, &found, &delimits, &state);
 
       if (status_object == F_fss_found_object) {
-        if (status_object != F_fss_found_object) {
-          printf("[ -------> ] --- [04] Failure with line (%lu) '%s', expected %u.\n", line, line_content, F_fss_found_object);
+        if (state.status != F_fss_found_content) {
+          printf("[ -------> ] --- [04] Failure with fl_fss_basic_content_read(), with line %lu '%s', expected %u.\n", line, line_content, F_fss_found_content);
         }
 
         assert_int_equal(state.status, F_fss_found_content);
       }
       else {
         if (state.status != F_data_not) {
-          printf("[ -------> ] --- [05] Failure with line (%lu) '%s', expected %u.\n", line, line_content, F_data_not);
+          printf("[ -------> ] --- [05] Failure with fl_fss_basic_content_read(), with line %lu '%s', expected %u.\n", line, line_content, F_data_not);
         }
 
         assert_int_equal(state.status, F_data_not);
@@ -385,7 +384,7 @@ void test__fl_fss_basic_content_read__works_using_combining(void **void_state) {
       if (matches == 2) {
         if (state.status == F_fss_found_content) {
           if (!found.used) {
-            printf("[ -------> ] --- [06] Failure with line (%lu) '%s', expected found.used <> 0.\n", line, line_content);
+            printf("[ -------> ] --- [06] Failure with fl_fss_basic_content_read(), with line %lu '%s', expected found.used <> 0.\n", line, line_content);
           }
 
           assert_true(found.used);
@@ -394,7 +393,7 @@ void test__fl_fss_basic_content_read__works_using_combining(void **void_state) {
             const f_status_t status = f_string_dynamic_append(buffer_string, &delimit_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [07] Failure with line (%lu) '%s', expected %u.\n", line, line_content, F_okay);
+              printf("[ -------> ] --- [07] Failure with f_string_dynamic_append(), with line %lu '%s', expected %u.\n", line, line_content, F_okay);
             }
 
             assert_int_equal(status, F_okay);
@@ -403,13 +402,18 @@ void test__fl_fss_basic_content_read__works_using_combining(void **void_state) {
           state.status = F_none;
 
           f_fss_apply_delimit(delimits, &delimit_string, &state);
+
+          if (state.status != F_okay) {
+            printf("[ -------> ] --- [08] Failure with f_fss_apply_delimit(), with line %lu '%s', expected %u.\n", line, line_content, F_okay);
+          }
+
           assert_int_equal(state.status, F_okay);
 
           {
             const f_status_t status = f_string_dynamic_partial_append_nulless(delimit_string, found.array[0], &result_string);
 
             if (!(status == F_okay || status == F_data_not_eos)) {
-              printf("[ -------> ] --- [08] Failure with line (%lu) '%s', status=%u, expected %u or %#0x.\n", line, line_content, status, F_okay, F_data_not_eos);
+              printf("[ -------> ] --- [09] Failure with f_string_dynamic_partial_append_nulless(), with line %lu '%s', status=%u, expected %u or %#0x.\n", line, line_content, status, F_okay, F_data_not_eos);
             }
 
             assert_true(status == F_okay || status == F_data_not_eos);
@@ -419,38 +423,38 @@ void test__fl_fss_basic_content_read__works_using_combining(void **void_state) {
             const f_status_t status = f_string_dynamic_terminate_after(&result_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [09] Failure with line (%lu) '%s', expected %u.\n", line, line_content, F_okay);
+              printf("[ -------> ] --- [10] Failure with f_string_dynamic_terminate_after(), Failure with line %lu '%s', expected %u.\n", line, line_content, F_okay);
             }
 
             assert_int_equal(status, F_okay);
           }
 
           if (strcmp((const char *) result_string.string, (const char *) line_content)) {
-            printf("[ -------> ] --- [10] Failure with line (%lu) '%s', got '%s', expected '%s'.\n", line, line_content, result_string.string, line_content);
+            printf("[ -------> ] --- [11] Failure with line %lu, strings do not match.\n", line);
           }
 
           assert_string_equal(result_string.string, line_content);
         }
         else {
           if (found.used) {
-            printf("[ -------> ] --- [11] Failure with line (%lu) '%s', expected found.used == 0.\n", line, line_content);
+            printf("[ -------> ] --- [12] Failure with fl_fss_basic_content_read(), with line %lu '%s', expected found.used == 0.\n", line, line_content);
           }
 
           assert_true(!found.used);
         }
       }
 
-      if (line_string) free(line_string);
       if (line_content) free(line_content);
       if (line_matches) free(line_matches);
+      if (line_string) free(line_string);
       if (result_string.string) free(result_string.string);
       if (delimit_string.string) free(delimit_string.string);
       if (delimits.array) free(delimits.array);
       if (found.array) free(found.array);
 
-      line_string = 0;
       line_content = 0;
       line_matches = 0;
+      line_string = 0;
       result_string.string = 0;
       result_string.used = 0;
       result_string.size = 0;
@@ -471,9 +475,9 @@ void test__fl_fss_basic_content_read__works_using_combining(void **void_state) {
 
     if (delimits.array) free(delimits.array);
     if (found.array) free(found.array);
-    if (line_string) free(line_string);
     if (line_content) free(line_content);
     if (line_matches) free(line_matches);
+    if (line_string) free(line_string);
     if (result_string.string) free(result_string.string);
     if (delimit_string.string) free(delimit_string.string);
   }
diff --git a/level_1/fl_fss/tests/unit/c/test-fss-basic_list_content_read.c b/level_1/fl_fss/tests/unit/c/test-fss-basic_list_content_read.c
index d6cfe025c..091134979 100644
--- a/level_1/fl_fss/tests/unit/c/test-fss-basic_list_content_read.c
+++ b/level_1/fl_fss/tests/unit/c/test-fss-basic_list_content_read.c
@@ -334,6 +334,7 @@ void test__fl_fss_basic_list_content_read__works_using_combining(void **void_sta
 
   {
     // Note: These files are required to have the same number of lines and each line should probably be at max 255 characters.
+    FILE *file_matches = data__file_open__named("matches", "basic_list", "combining_read");
     FILE *file_strings = data__file_open__named("strings", "basic_list", "combining_read");
 
     FILE *file_contents[] = {
@@ -345,6 +346,7 @@ void test__fl_fss_basic_list_content_read__works_using_combining(void **void_sta
       data__file_open__named_at("contents", "basic_list", "combining_read", 5),
     };
 
+    assert_non_null(file_matches);
     assert_non_null(file_strings);
     assert_non_null(file_contents[0]);
     assert_non_null(file_contents[1]);
@@ -353,7 +355,9 @@ void test__fl_fss_basic_list_content_read__works_using_combining(void **void_sta
     assert_non_null(file_contents[4]);
     assert_non_null(file_contents[5]);
 
+    int matches = 0;
     size_t max = 0;
+    char *line_matches = 0;
     char *line_string = 0;
     char *line_content[] = {
       0,
@@ -379,7 +383,14 @@ void test__fl_fss_basic_list_content_read__works_using_combining(void **void_sta
     f_string_dynamic_t delimit_string = f_string_dynamic_t_initialize;
     f_status_t status_object = F_okay;
 
-    for (;;) {
+    for (f_number_unsigned_t line = 0; ; ++line) {
+
+      max = 255;
+
+      result = getline(&line_matches, &max, file_matches);
+      if (result == -1) break;
+
+      matches = atoi(line_matches);
 
       max = 255;
 
@@ -403,7 +414,7 @@ void test__fl_fss_basic_list_content_read__works_using_combining(void **void_sta
         else {
           line_content[i][0] = 0;
         }
-      } // or
+      } // for
 
       state.status = F_none;
       range.start = 0;
@@ -413,7 +424,32 @@ void test__fl_fss_basic_list_content_read__works_using_combining(void **void_sta
 
       fl_fss_basic_list_object_read(buffer_string, &range, &found_object, &delimits, &state);
 
-      assert_true(state.status == F_fss_found_object || state.status == F_fss_found_object_not);
+      if (matches) {
+        // When matches is 2, then this matches both object and content.
+        if (matches == 2) {
+          if (!(state.status == F_fss_found_object)) {
+            printf("[ -------> ] --- [00] Failure with fl_fss_basic_list_object_read(), with line %lu, matches=%d, status=%u, expected %u.\n", line, matches, state.status, F_fss_found_object);
+          }
+
+          assert_true(state.status == F_fss_found_object);
+        }
+
+        // When matches is 1, then this matches only object.
+        else {
+          if (!(state.status == F_fss_found_object_content_not)) {
+            printf("[ -------> ] --- [01] Failure with fl_fss_basic_list_object_read(), with line %lu, matches=%d, status=%u, expected %u.\n", line, matches, state.status, F_fss_found_object_content_not);
+          }
+
+          assert_true(state.status == F_fss_found_object_content_not);
+        }
+      }
+      else {
+        if (!(state.status == F_fss_found_object_not)) {
+          printf("[ -------> ] --- [02] Failure with with fl_fss_basic_list_object_read(), line %lu, matches=%d, status=%u, expected %u.\n", line, matches, state.status, F_fss_found_object_not);
+        }
+
+        assert_true(state.status == F_fss_found_object_not);
+      }
 
       status_object = state.status;
       state.status = F_none;
@@ -421,20 +457,43 @@ void test__fl_fss_basic_list_content_read__works_using_combining(void **void_sta
       if (status_object == F_fss_found_object) {
         fl_fss_basic_list_content_read(buffer_string, &range, &found, &delimits, &comments, &state);
 
+        if (!(state.status == F_fss_found_content || state.status == F_data_not)) {
+          printf("[ -------> ] --- [03] Failure with fl_fss_basic_list_content_read(), with line %lu, status=%u, expected %u or %u.\n", line, state.status, F_fss_found_content, F_data_not);
+        }
+
         assert_true(state.status == F_fss_found_content || state.status == F_data_not);
 
         if (state.status == F_fss_found_content) {
+          if (!found.used) {
+            printf("[ -------> ] --- [04] Failure with fl_fss_basic_list_content_read(), with line %lu, expected found.used > 0.\n", line);
+          }
+
           assert_true(found.used);
+
+          if (found.used <= (f_number_unsigned_t) total_content) {
+            printf("[ -------> ] --- [05] Failure with fl_fss_basic_list_content_read(), with line %lu, expected found.used (%lu) <= total_conent (%lu).\n", line, found.used, (f_number_unsigned_t) total_content);
+          }
+
           assert_true(found.used <= (f_number_unsigned_t) total_content);
 
           {
             const f_status_t status = f_string_dynamic_append(buffer_string, &delimit_string);
+
+            if (status != F_okay) {
+              printf("[ -------> ] --- [06] Failure with f_string_dynamic_append(), with line %lu, status=%u, expected=%u.\n", line, status, F_okay);
+            }
+
             assert_int_equal(status, F_okay);
           }
 
           state.status = F_none;
 
           f_fss_apply_delimit(delimits, &delimit_string, &state);
+
+          if (state.status != F_okay) {
+            printf("[ -------> ] --- [07] Failure with f_fss_apply_delimit(), with line %lu, status=%u, expected=%u.\n", line, state.status, F_okay);
+          }
+
           assert_int_equal(state.status, F_okay);
 
           {
@@ -446,14 +505,28 @@ void test__fl_fss_basic_list_content_read__works_using_combining(void **void_sta
 
               {
                 const f_status_t status = f_string_dynamic_partial_append_nulless(delimit_string, found.array[i], &result_string);
+
+                if (!(status == F_okay || status == F_data_not_eos)) {
+                  printf("[ -------> ] --- [08] Failure with f_string_dynamic_partial_append_nulless(), with line %lu, status=%u, expected %u or %u.\n", line, status, F_okay, F_data_not_eos);
+                }
+
                 assert_true(status == F_okay || status == F_data_not_eos);
               }
 
               {
                 const f_status_t status = f_string_dynamic_terminate_after(&result_string);
+
+                if (!(status == F_okay)) {
+                  printf("[ -------> ] --- [09] Failure with f_string_dynamic_terminate_after(), with line %lu, status=%u, expected %u.\n", line, status, F_okay);
+                }
+
                 assert_int_equal(status, F_okay);
               }
 
+              if (strcmp(result_string.string, line_content[i])) {
+                printf("[ -------> ] --- [10] Failure with line %lu, strings do not match.\n", line);
+              }
+
               assert_string_equal(result_string.string, line_content[i]);
             } // for
 
@@ -468,6 +541,7 @@ void test__fl_fss_basic_list_content_read__works_using_combining(void **void_sta
         }
       }
 
+      if (line_matches) free(line_matches);
       if (line_string) free(line_string);
       if (result_string.string) free(result_string.string);
       if (delimit_string.string) free(delimit_string.string);
@@ -483,6 +557,7 @@ void test__fl_fss_basic_list_content_read__works_using_combining(void **void_sta
         line_content[i] = 0;
       } // for
 
+      line_matches = 0;
       line_string = 0;
       result_string.string = 0;
       result_string.used = 0;
@@ -518,6 +593,7 @@ void test__fl_fss_basic_list_content_read__works_using_combining(void **void_sta
     if (found.array) free(found.array);
     if (comments.array) free(comments.array);
     if (quotes.array) free(quotes.array);
+    if (line_matches) free(line_matches);
     if (line_string) free(line_string);
     if (result_string.string) free(result_string.string);
     if (delimit_string.string) free(delimit_string.string);
diff --git a/level_1/fl_fss/tests/unit/c/test-fss-basic_list_object_read.c b/level_1/fl_fss/tests/unit/c/test-fss-basic_list_object_read.c
index 253272718..a109b2daa 100644
--- a/level_1/fl_fss/tests/unit/c/test-fss-basic_list_object_read.c
+++ b/level_1/fl_fss/tests/unit/c/test-fss-basic_list_object_read.c
@@ -107,7 +107,7 @@ void test__fl_fss_basic_list_object_read__works(void **void_state) {
     f_string_dynamic_t result_string = f_string_dynamic_t_initialize;
     f_string_dynamic_t delimit_string = f_string_dynamic_t_initialize;
 
-    for (int line = 1;; ++line) {
+    for (f_number_unsigned_t line = 1; ; ++line) {
 
       max = 255;
 
@@ -127,7 +127,7 @@ void test__fl_fss_basic_list_object_read__works(void **void_state) {
       fl_fss_basic_list_object_read(buffer_string, &range, &found, &delimits, &state);
 
       if (!(state.status == F_fss_found_object || state.status == F_fss_found_object_not)) {
-        printf("[ -------> ] --- [00] Failure with line (%u) '%s', status=%u, expected %u or %u.\n", line, line_string, state.status, F_fss_found_object, F_fss_found_object_not);
+        printf("[ -------> ] --- [00] Failure with fl_fss_basic_list_object_read(), with line %lu '%s', status=%u, expected %u or %u.\n", line, line_string, state.status, F_fss_found_object, F_fss_found_object_not);
       }
 
       assert_true(state.status == F_fss_found_object || state.status == F_fss_found_object_not);
@@ -138,7 +138,7 @@ void test__fl_fss_basic_list_object_read__works(void **void_state) {
         result = getline(&line_object, &max, file_objects);
 
         if (!result) {
-          printf("[ -------> ] --- [01] Failure with line (%u) '%s', line_object = '%s', result=%zu.\n", line, line_string, line_object, result);
+          printf("[ -------> ] --- [01] Failure with getline(), with line %lu '%s', line_object = '%s', result=%zu.\n", line, line_string, line_object, result);
         }
 
         assert_return_code(result, 0);
@@ -151,7 +151,7 @@ void test__fl_fss_basic_list_object_read__works(void **void_state) {
             const f_status_t status = f_string_dynamic_append(buffer_string, &delimit_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [02] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
+              printf("[ -------> ] --- [02] Failure with f_string_dynamic_append(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
             }
 
             assert_int_equal(status, F_okay);
@@ -162,7 +162,7 @@ void test__fl_fss_basic_list_object_read__works(void **void_state) {
           f_fss_apply_delimit(delimits, &delimit_string, &state);
 
           if (state.status != F_okay) {
-            printf("[ -------> ] --- [03] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, state.status, F_okay);
+            printf("[ -------> ] --- [03] Failure with f_fss_apply_delimit(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, state.status, F_okay);
           }
 
           assert_int_equal(state.status, F_okay);
@@ -171,7 +171,7 @@ void test__fl_fss_basic_list_object_read__works(void **void_state) {
             const f_status_t status = f_string_dynamic_partial_append_nulless(delimit_string, found, &result_string);
 
             if (!(status == F_okay || status == F_data_not_eos)) {
-              printf("[ -------> ] --- [04] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u or %u.\n", line, line_string, line_object, status, F_okay, F_data_not_eos);
+              printf("[ -------> ] --- [04] Failure with f_string_dynamic_partial_append_nulless(), with line %lu '%s', line_object = '%s', status=%u, expected %u or %u.\n", line, line_string, line_object, status, F_okay, F_data_not_eos);
             }
 
             assert_true(status == F_okay || status == F_data_not_eos);
@@ -181,21 +181,21 @@ void test__fl_fss_basic_list_object_read__works(void **void_state) {
             const f_status_t status = f_string_dynamic_terminate_after(&result_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [05] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
+              printf("[ -------> ] --- [05] Failure with f_string_dynamic_terminate_after(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
             }
 
             assert_int_equal(status, F_okay);
           }
 
           if (strncmp(result_string.string, line_object, result_string.used)) {
-            printf("[ -------> ] --- [06] Failure with line (%u) '%s', line_object = '%s', result '%s'.\n", line, line_string, line_object, result_string.string);
+            printf("[ -------> ] --- [06] Failure with line %lu, line_object = '%s, strings do not match.\n", line, line_object);
           }
 
           assert_string_equal(result_string.string, line_object);
         }
         else {
           if (line_object[0]) {
-            printf("[ -------> ] --- [07] Failure with line (%u) '%s', line_object[0]=%c.\n", line, line_string, line_object[0]);
+            printf("[ -------> ] --- [07] Failure with fl_fss_basic_list_object_read(), with line %lu '%s', line_object[0]=%c.\n", line, line_string, line_object[0]);
           }
 
           assert_int_equal(line_object[0], 0);
@@ -255,7 +255,7 @@ void test__fl_fss_basic_list_object_read__works_using_combining(void **void_stat
     f_string_dynamic_t result_string = f_string_dynamic_t_initialize;
     f_string_dynamic_t delimit_string = f_string_dynamic_t_initialize;
 
-    for (int line = 1;; ++line) {
+    for (f_number_unsigned_t line = 1; ; ++line) {
 
       max = 255;
 
@@ -275,7 +275,7 @@ void test__fl_fss_basic_list_object_read__works_using_combining(void **void_stat
       fl_fss_basic_list_object_read(buffer_string, &range, &found, &delimits, &state);
 
       if (!(state.status == F_fss_found_object || state.status == F_fss_found_object_not)) {
-        printf("[ -------> ] --- [00] Failure with line (%u) '%s', status=%u, expected %u or %u.\n", line, line_string, state.status, F_fss_found_object, F_fss_found_object_not);
+        printf("[ -------> ] --- [00] Failure with fl_fss_basic_list_object_read(), with line %lu '%s', status=%u, expected %u or %u.\n", line, line_string, state.status, F_fss_found_object, F_fss_found_object_not);
       }
 
       assert_true(state.status == F_fss_found_object || state.status == F_fss_found_object_not);
@@ -286,7 +286,7 @@ void test__fl_fss_basic_list_object_read__works_using_combining(void **void_stat
         result = getline(&line_object, &max, file_objects);
 
         if (!result) {
-          printf("[ -------> ] --- [01] Failure with line (%u) '%s', line_object = '%s', result=%zu.\n", line, line_string, line_object, result);
+          printf("[ -------> ] --- [01] Failure with getline(), with line %lu '%s', line_object = '%s', result=%zu.\n", line, line_string, line_object, result);
         }
 
         assert_return_code(result, 0);
@@ -299,7 +299,7 @@ void test__fl_fss_basic_list_object_read__works_using_combining(void **void_stat
             const f_status_t status = f_string_dynamic_append(buffer_string, &delimit_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [02] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
+              printf("[ -------> ] --- [02] Failure with f_string_dynamic_append(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
             }
 
             assert_int_equal(status, F_okay);
@@ -310,7 +310,7 @@ void test__fl_fss_basic_list_object_read__works_using_combining(void **void_stat
           f_fss_apply_delimit(delimits, &delimit_string, &state);
 
           if (state.status != F_okay) {
-            printf("[ -------> ] --- [03] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, state.status, F_okay);
+            printf("[ -------> ] --- [03] Failure with f_fss_apply_delimit(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, state.status, F_okay);
           }
 
           assert_int_equal(state.status, F_okay);
@@ -319,7 +319,7 @@ void test__fl_fss_basic_list_object_read__works_using_combining(void **void_stat
             const f_status_t status = f_string_dynamic_partial_append_nulless(delimit_string, found, &result_string);
 
             if (!(status == F_okay || status == F_data_not_eos)) {
-              printf("[ -------> ] --- [04] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u or %u.\n", line, line_string, line_object, status, F_okay, F_data_not_eos);
+              printf("[ -------> ] --- [04] Failure with f_string_dynamic_partial_append_nulless(), with line %lu '%s', line_object = '%s', status=%u, expected %u or %u.\n", line, line_string, line_object, status, F_okay, F_data_not_eos);
             }
 
             assert_true(status == F_okay || status == F_data_not_eos);
@@ -329,21 +329,21 @@ void test__fl_fss_basic_list_object_read__works_using_combining(void **void_stat
             const f_status_t status = f_string_dynamic_terminate_after(&result_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [05] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
+              printf("[ -------> ] --- [05] Failure with f_string_dynamic_terminate_after(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
             }
 
             assert_int_equal(status, F_okay);
           }
 
           if (strncmp(result_string.string, line_object, result_string.used)) {
-            printf("[ -------> ] --- [06] Failure with line (%u) '%s', line_object = '%s', result '%s'.\n", line, line_string, line_object, result_string.string);
+            printf("[ -------> ] --- [06] Failure with line %lu, line_object = '%s', strings do not match.\n", line, line_object);
           }
 
           assert_string_equal(result_string.string, line_object);
         }
         else {
           if (line_object[0]) {
-            printf("[ -------> ] --- [07] Failure with line (%u) '%s', line_object[0]=%c.\n", line, line_string, line_object[0]);
+            printf("[ -------> ] --- [07] Failure with fl_fss_basic_list_object_read(), with line %lu '%s', line_object[0]=%c.\n", line, line_string, line_object[0]);
           }
 
           assert_int_equal(line_object[0], 0);
diff --git a/level_1/fl_fss/tests/unit/c/test-fss-basic_object_read.c b/level_1/fl_fss/tests/unit/c/test-fss-basic_object_read.c
index 877de9186..24ec27b60 100644
--- a/level_1/fl_fss/tests/unit/c/test-fss-basic_object_read.c
+++ b/level_1/fl_fss/tests/unit/c/test-fss-basic_object_read.c
@@ -293,7 +293,7 @@ void test__fl_fss_basic_object_read__works_using_combining(void **void_state) {
       result = getline(&line_object, &max, file_objects);
 
       if (result == -1) {
-        printf("[ -------> ] --- [00] Failure loading line line %lu for file './data/tests/strings/basic-combining_read.txt', result = %lu.\n", line, result);
+        printf("[ -------> ] --- [00] Failure with getline(), loading line line %lu for file './data/tests/strings/basic-combining_read.txt', result = %lu.\n", line, result);
       }
 
       assert_return_code(result, 0);
@@ -313,13 +313,13 @@ void test__fl_fss_basic_object_read__works_using_combining(void **void_state) {
         // When matches is 2, then this matches both object and content.
         if (matches == 2) {
           if (!(state.status == F_fss_found_object)) {
-            printf("[ -------> ] --- [01] Failure with line '%s', matches=%d, status=%u.\n", line_object, matches, state.status);
+            printf("[ -------> ] --- [01] Failure with fl_fss_basic_object_read(), Failure with line '%s', matches=%d, status=%u.\n", line_object, matches, state.status);
           }
 
           assert_true(state.status == F_fss_found_object);
 
           if (!(found.start <= found.stop)) {
-            printf("[ -------> ] --- [02] Failure with line '%s', matches=%d, found=(%lu, %lu).\n", line_object, matches, found.start, found.stop);
+            printf("[ -------> ] --- [02] Failure with fl_fss_basic_object_read(), with line '%s', matches=%d, found=(%lu, %lu).\n", line_object, matches, found.start, found.stop);
           }
 
           assert_true(found.start <= found.stop);
@@ -328,7 +328,7 @@ void test__fl_fss_basic_object_read__works_using_combining(void **void_state) {
         // When matches is 1, then this matches only object.
         else {
           if (!(state.status == F_fss_found_object_content_not)) {
-            printf("[ -------> ] --- [03] Failure with line '%s', matches=%d, status=%u.\n", line_object, matches, state.status);
+            printf("[ -------> ] --- [03] Failure with fl_fss_basic_object_read(), with line '%s', matches=%d, status=%u.\n", line_object, matches, state.status);
           }
 
           assert_true(state.status == F_fss_found_object_content_not);
@@ -337,7 +337,7 @@ void test__fl_fss_basic_object_read__works_using_combining(void **void_state) {
       else {
 
         // This is currently not supported.
-        printf("[ -------> ] --- [04] Failure line %lu matches of 0 is not supported.\n", line);
+        printf("[ -------> ] --- [04] Failure with fl_fss_basic_object_read(), line %lu matches of 0 is not supported.\n", line);
         assert_true(F_false);
       }
 
@@ -346,7 +346,7 @@ void test__fl_fss_basic_object_read__works_using_combining(void **void_state) {
         const f_status_t status = f_string_dynamic_append(buffer_string, &delimit_string);
 
         if (status != F_okay) {
-          printf("[ -------> ] --- [05] Failure with line '%s'.\n", line_object);
+          printf("[ -------> ] --- [05] Failure with f_string_dynamic_append(), Failure with line '%s'.\n", line_object);
         }
 
         assert_int_equal(status, F_okay);
@@ -357,7 +357,7 @@ void test__fl_fss_basic_object_read__works_using_combining(void **void_state) {
       f_fss_apply_delimit(delimits, &delimit_string, &state);
 
       if (state.status != F_okay) {
-        printf("[ -------> ] --- [06] Failure with line '%s'.\n", line_object);
+        printf("[ -------> ] --- [06] Failure with f_fss_apply_delimit(), Failure with line '%s'.\n", line_object);
       }
 
       assert_int_equal(state.status, F_okay);
@@ -366,7 +366,7 @@ void test__fl_fss_basic_object_read__works_using_combining(void **void_state) {
         const f_status_t status = f_string_dynamic_partial_append_nulless(delimit_string, found, &result_string);
 
         if (!(status == F_okay || status == F_data_not_eos)) {
-          printf("[ -------> ] --- [07] Failure with line '%s', status=%u.\n", line_object, status);
+          printf("[ -------> ] --- [07] Failure with f_string_dynamic_partial_append_nulless(), Failure with line '%s', status=%u.\n", line_object, status);
         }
 
         assert_true(status == F_okay || status == F_data_not_eos);
@@ -376,14 +376,14 @@ void test__fl_fss_basic_object_read__works_using_combining(void **void_state) {
         const f_status_t status = f_string_dynamic_terminate_after(&result_string);
 
         if (status != F_okay) {
-          printf("[ -------> ] --- [08] Failure with line '%s'.\n", line_object);
+          printf("[ -------> ] --- [08] Failure with f_string_dynamic_terminate_after(), with line '%s'.\n", line_object);
         }
 
         assert_int_equal(status, F_okay);
       }
 
       if (strcmp((const char *) result_string.string, (const char *) line_object)) {
-        printf("[ -------> ] --- [09] Failure with line '%s'.\n", line_object);
+        printf("[ -------> ] --- [09] Failure with line %lu, line_object = '%s', strings do not match.\n", line, line_object);
       }
 
       assert_string_equal(result_string.string, line_object);
diff --git a/level_1/fl_fss/tests/unit/c/test-fss-embedded_list_object_read.c b/level_1/fl_fss/tests/unit/c/test-fss-embedded_list_object_read.c
index d0f4d4bc8..0ed8f7507 100644
--- a/level_1/fl_fss/tests/unit/c/test-fss-embedded_list_object_read.c
+++ b/level_1/fl_fss/tests/unit/c/test-fss-embedded_list_object_read.c
@@ -107,7 +107,7 @@ void test__fl_fss_embedded_list_object_read__works(void **void_state) {
     f_string_dynamic_t result_string = f_string_dynamic_t_initialize;
     f_string_dynamic_t delimit_string = f_string_dynamic_t_initialize;
 
-    for (int line = 1;; ++line) {
+    for (f_number_unsigned_t line = 1; ; ++line) {
 
       max = 255;
 
@@ -127,7 +127,7 @@ void test__fl_fss_embedded_list_object_read__works(void **void_state) {
       fl_fss_embedded_list_object_read(buffer_string, &range, &found, &delimits, &state);
 
       if (!(state.status == F_fss_found_object || state.status == F_fss_found_object_not)) {
-        printf("[ -------> ] --- [00] Failure with line (%u) '%s', status=%u, expected %u or %u.\n", line, line_string, state.status, F_fss_found_object, F_fss_found_object_not);
+        printf("[ -------> ] --- [00] Failure with fl_fss_embedded_list_object_read(), with line %lu '%s', status=%u, expected %u or %u.\n", line, line_string, state.status, F_fss_found_object, F_fss_found_object_not);
       }
 
       assert_true(state.status == F_fss_found_object || state.status == F_fss_found_object_not);
@@ -138,7 +138,7 @@ void test__fl_fss_embedded_list_object_read__works(void **void_state) {
         result = getline(&line_object, &max, file_objects);
 
         if (!result) {
-          printf("[ -------> ] --- [01] Failure with line (%u) '%s', line_object = '%s', result=%zu.\n", line, line_string, line_object, result);
+          printf("[ -------> ] --- [01] Failure with getline(), with line %lu '%s', line_object = '%s', result=%zu.\n", line, line_string, line_object, result);
         }
 
         assert_return_code(result, 0);
@@ -151,7 +151,7 @@ void test__fl_fss_embedded_list_object_read__works(void **void_state) {
             const f_status_t status = f_string_dynamic_append(buffer_string, &delimit_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [02] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
+              printf("[ -------> ] --- [02] Failure with f_string_dynamic_append(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
             }
 
             assert_int_equal(status, F_okay);
@@ -162,7 +162,7 @@ void test__fl_fss_embedded_list_object_read__works(void **void_state) {
           f_fss_apply_delimit(delimits, &delimit_string, &state);
 
           if (state.status != F_okay) {
-            printf("[ -------> ] --- [03] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, state.status, F_okay);
+            printf("[ -------> ] --- [03] Failure with f_fss_apply_delimit(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, state.status, F_okay);
           }
 
           assert_int_equal(state.status, F_okay);
@@ -171,7 +171,7 @@ void test__fl_fss_embedded_list_object_read__works(void **void_state) {
             const f_status_t status = f_string_dynamic_partial_append_nulless(delimit_string, found, &result_string);
 
             if (!(status == F_okay || status == F_data_not_eos)) {
-              printf("[ -------> ] --- [04] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u or %u.\n", line, line_string, line_object, status, F_okay, F_data_not_eos);
+              printf("[ -------> ] --- [04] Failure with f_string_dynamic_partial_append_nulless(), with line %lu '%s', line_object = '%s', status=%u, expected %u or %u.\n", line, line_string, line_object, status, F_okay, F_data_not_eos);
             }
 
             assert_true(status == F_okay || status == F_data_not_eos);
@@ -181,21 +181,21 @@ void test__fl_fss_embedded_list_object_read__works(void **void_state) {
             const f_status_t status = f_string_dynamic_terminate_after(&result_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [05] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
+              printf("[ -------> ] --- [05] Failure with f_string_dynamic_terminate_after(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
             }
 
             assert_int_equal(status, F_okay);
           }
 
           if (strncmp(result_string.string, line_object, result_string.used)) {
-            printf("[ -------> ] --- [06] Failure with line (%u) '%s', line_object = '%s', result '%s'.\n", line, line_string, line_object, result_string.string);
+            printf("[ -------> ] --- [06] Failure with line %lu, line_object = '%s', strings do not match.\n", line, line_object);
           }
 
           assert_string_equal(result_string.string, line_object);
         }
         else {
           if (line_object[0]) {
-            printf("[ -------> ] --- [07] Failure with line (%u) '%s', line_object[0]=%c.\n", line, line_string, line_object[0]);
+            printf("[ -------> ] --- [07] Failure with fl_fss_embedded_list_object_read(), with line %lu '%s', line_object[0]=%c.\n", line, line_string, line_object[0]);
           }
 
           assert_int_equal(line_object[0], 0);
@@ -255,7 +255,7 @@ void test__fl_fss_embedded_list_object_read__works_using_combining(void **void_s
     f_string_dynamic_t result_string = f_string_dynamic_t_initialize;
     f_string_dynamic_t delimit_string = f_string_dynamic_t_initialize;
 
-    for (int line = 1;; ++line) {
+    for (f_number_unsigned_t line = 1; ; ++line) {
 
       max = 255;
 
@@ -275,7 +275,7 @@ void test__fl_fss_embedded_list_object_read__works_using_combining(void **void_s
       fl_fss_embedded_list_object_read(buffer_string, &range, &found, &delimits, &state);
 
       if (!(state.status == F_fss_found_object || state.status == F_fss_found_object_not)) {
-        printf("[ -------> ] --- [00] Failure with line (%u) '%s', status=%u, expected %u or %u.\n", line, line_string, state.status, F_fss_found_object, F_fss_found_object_not);
+        printf("[ -------> ] --- [00] Failure with line %lu '%s', status=%u, expected %u or %u.\n", line, line_string, state.status, F_fss_found_object, F_fss_found_object_not);
       }
 
       assert_true(state.status == F_fss_found_object || state.status == F_fss_found_object_not);
@@ -286,7 +286,7 @@ void test__fl_fss_embedded_list_object_read__works_using_combining(void **void_s
         result = getline(&line_object, &max, file_objects);
 
         if (!result) {
-          printf("[ -------> ] --- [01] Failure with line (%u) '%s', line_object = '%s', result=%zu.\n", line, line_string, line_object, result);
+          printf("[ -------> ] --- [01] Failure with line %lu '%s', line_object = '%s', result=%zu.\n", line, line_string, line_object, result);
         }
 
         assert_return_code(result, 0);
@@ -299,7 +299,7 @@ void test__fl_fss_embedded_list_object_read__works_using_combining(void **void_s
             const f_status_t status = f_string_dynamic_append(buffer_string, &delimit_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [02] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
+              printf("[ -------> ] --- [02] Failure with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
             }
 
             assert_int_equal(status, F_okay);
@@ -310,7 +310,7 @@ void test__fl_fss_embedded_list_object_read__works_using_combining(void **void_s
           f_fss_apply_delimit(delimits, &delimit_string, &state);
 
           if (state.status != F_okay) {
-            printf("[ -------> ] --- [03] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, state.status, F_okay);
+            printf("[ -------> ] --- [03] Failure with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, state.status, F_okay);
           }
 
           assert_int_equal(state.status, F_okay);
@@ -319,7 +319,7 @@ void test__fl_fss_embedded_list_object_read__works_using_combining(void **void_s
             const f_status_t status = f_string_dynamic_partial_append_nulless(delimit_string, found, &result_string);
 
             if (!(status == F_okay || status == F_data_not_eos)) {
-              printf("[ -------> ] --- [04] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u or %u.\n", line, line_string, line_object, status, F_okay, F_data_not_eos);
+              printf("[ -------> ] --- [04] Failure with line %lu '%s', line_object = '%s', status=%u, expected %u or %u.\n", line, line_string, line_object, status, F_okay, F_data_not_eos);
             }
 
             assert_true(status == F_okay || status == F_data_not_eos);
@@ -329,21 +329,21 @@ void test__fl_fss_embedded_list_object_read__works_using_combining(void **void_s
             const f_status_t status = f_string_dynamic_terminate_after(&result_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [05] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
+              printf("[ -------> ] --- [05] Failure with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
             }
 
             assert_int_equal(status, F_okay);
           }
 
           if (strncmp(result_string.string, line_object, result_string.used)) {
-            printf("[ -------> ] --- [06] Failure with line (%u) '%s', line_object = '%s', result '%s'.\n", line, line_string, line_object, result_string.string);
+            printf("[ -------> ] --- [06] Failure with line %lu, line_object = '%s', strings do not match.\n", line, line_object);
           }
 
           assert_string_equal(result_string.string, line_object);
         }
         else {
           if (line_object[0]) {
-            printf("[ -------> ] --- [07] Failure with line (%u) '%s', line_object[0]=%c.\n", line, line_string, line_object[0]);
+            printf("[ -------> ] --- [07] Failure with line %lu '%s', line_object[0]=%c.\n", line, line_string, line_object[0]);
           }
 
           assert_int_equal(line_object[0], 0);
diff --git a/level_1/fl_fss/tests/unit/c/test-fss-extended_content_read.c b/level_1/fl_fss/tests/unit/c/test-fss-extended_content_read.c
index 8cf931320..521858b07 100644
--- a/level_1/fl_fss/tests/unit/c/test-fss-extended_content_read.c
+++ b/level_1/fl_fss/tests/unit/c/test-fss-extended_content_read.c
@@ -533,7 +533,7 @@ void test__fl_fss_extended_content_read__works_using_combining(void **void_state
             }
 
             if (strcmp(result_string.string, line_content[i])) {
-              printf("[ -------> ] --- [12] Failure with f_string_dynamic_terminate_after() line %lu and found[%u], strings do not match.\n", line, i);
+              printf("[ -------> ] --- [12] Failure with line %lu and found[%u], strings do not match.\n", line, i);
             }
 
             assert_string_equal(result_string.string, line_content[i]);
diff --git a/level_1/fl_fss/tests/unit/c/test-fss-extended_list_object_read.c b/level_1/fl_fss/tests/unit/c/test-fss-extended_list_object_read.c
index 0f27bd686..90ae13ecf 100644
--- a/level_1/fl_fss/tests/unit/c/test-fss-extended_list_object_read.c
+++ b/level_1/fl_fss/tests/unit/c/test-fss-extended_list_object_read.c
@@ -107,7 +107,7 @@ void test__fl_fss_extended_list_object_read__works(void **void_state) {
     f_string_dynamic_t result_string = f_string_dynamic_t_initialize;
     f_string_dynamic_t delimit_string = f_string_dynamic_t_initialize;
 
-    for (int line = 1;; ++line) {
+    for (f_number_unsigned_t line = 1; ; ++line) {
 
       max = 255;
 
@@ -127,7 +127,7 @@ void test__fl_fss_extended_list_object_read__works(void **void_state) {
       fl_fss_extended_list_object_read(buffer_string, &range, &found, &delimits, &state);
 
       if (!(state.status == F_fss_found_object || state.status == F_fss_found_object_not)) {
-        printf("[ -------> ] --- [00] Failure with line (%u) '%s', status=%u, expected %u or %u.\n", line, line_string, state.status, F_fss_found_object, F_fss_found_object_not);
+        printf("[ -------> ] --- [00] Failure with fl_fss_extended_list_object_read(), with line %lu '%s', status=%u, expected %u or %u.\n", line, line_string, state.status, F_fss_found_object, F_fss_found_object_not);
       }
 
       assert_true(state.status == F_fss_found_object || state.status == F_fss_found_object_not);
@@ -138,7 +138,7 @@ void test__fl_fss_extended_list_object_read__works(void **void_state) {
         result = getline(&line_object, &max, file_objects);
 
         if (!result) {
-          printf("[ -------> ] --- [01] Failure with line (%u) '%s', line_object = '%s', result=%zu.\n", line, line_string, line_object, result);
+          printf("[ -------> ] --- [01] Failure with getline(), with line %lu '%s', line_object = '%s', result=%zu.\n", line, line_string, line_object, result);
         }
 
         assert_return_code(result, 0);
@@ -151,7 +151,7 @@ void test__fl_fss_extended_list_object_read__works(void **void_state) {
             const f_status_t status = f_string_dynamic_append(buffer_string, &delimit_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [02] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
+              printf("[ -------> ] --- [02] Failure with f_string_dynamic_append(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
             }
 
             assert_int_equal(status, F_okay);
@@ -162,7 +162,7 @@ void test__fl_fss_extended_list_object_read__works(void **void_state) {
           f_fss_apply_delimit(delimits, &delimit_string, &state);
 
           if (state.status != F_okay) {
-            printf("[ -------> ] --- [03] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, state.status, F_okay);
+            printf("[ -------> ] --- [03] Failure with f_fss_apply_delimit(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, state.status, F_okay);
           }
 
           assert_int_equal(state.status, F_okay);
@@ -171,7 +171,7 @@ void test__fl_fss_extended_list_object_read__works(void **void_state) {
             const f_status_t status = f_string_dynamic_partial_append_nulless(delimit_string, found, &result_string);
 
             if (!(status == F_okay || status == F_data_not_eos)) {
-              printf("[ -------> ] --- [04] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u or %u.\n", line, line_string, line_object, status, F_okay, F_data_not_eos);
+              printf("[ -------> ] --- [04] Failure with f_string_dynamic_partial_append_nulless(), with line %lu '%s', line_object = '%s', status=%u, expected %u or %u.\n", line, line_string, line_object, status, F_okay, F_data_not_eos);
             }
 
             assert_true(status == F_okay || status == F_data_not_eos);
@@ -181,21 +181,21 @@ void test__fl_fss_extended_list_object_read__works(void **void_state) {
             const f_status_t status = f_string_dynamic_terminate_after(&result_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [05] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
+              printf("[ -------> ] --- [05] Failure with f_string_dynamic_terminate_after(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
             }
 
             assert_int_equal(status, F_okay);
           }
 
           if (strncmp(result_string.string, line_object, result_string.used)) {
-            printf("[ -------> ] --- [06] Failure with line (%u) '%s', line_object = '%s', result '%s'.\n", line, line_string, line_object, result_string.string);
+            printf("[ -------> ] --- [06] Failure with line %lu, line_object = '%s', strings do not match.\n", line, line_object);
           }
 
           assert_string_equal(result_string.string, line_object);
         }
         else {
           if (line_object[0]) {
-            printf("[ -------> ] --- [07] Failure with line (%u) '%s', line_object[0]=%c.\n", line, line_string, line_object[0]);
+            printf("[ -------> ] --- [07] Failure with fl_fss_extended_list_object_read(), with line %lu '%s', line_object[0]=%c.\n", line, line_string, line_object[0]);
           }
 
           assert_int_equal(line_object[0], 0);
@@ -255,7 +255,7 @@ void test__fl_fss_extended_list_object_read__works_using_combining(void **void_s
     f_string_dynamic_t result_string = f_string_dynamic_t_initialize;
     f_string_dynamic_t delimit_string = f_string_dynamic_t_initialize;
 
-    for (int line = 1;; ++line) {
+    for (f_number_unsigned_t line = 1; ; ++line) {
 
       max = 255;
 
@@ -275,7 +275,7 @@ void test__fl_fss_extended_list_object_read__works_using_combining(void **void_s
       fl_fss_extended_list_object_read(buffer_string, &range, &found, &delimits, &state);
 
       if (!(state.status == F_fss_found_object || state.status == F_fss_found_object_not)) {
-        printf("[ -------> ] --- [00] Failure with line (%u) '%s', status=%u, expected %u or %u.\n", line, line_string, state.status, F_fss_found_object, F_fss_found_object_not);
+        printf("[ -------> ] --- [00] Failure with fl_fss_extended_list_object_read(), with line %lu '%s', status=%u, expected %u or %u.\n", line, line_string, state.status, F_fss_found_object, F_fss_found_object_not);
       }
 
       assert_true(state.status == F_fss_found_object || state.status == F_fss_found_object_not);
@@ -286,7 +286,7 @@ void test__fl_fss_extended_list_object_read__works_using_combining(void **void_s
         result = getline(&line_object, &max, file_objects);
 
         if (!result) {
-          printf("[ -------> ] --- [01] Failure with line (%u) '%s', line_object = '%s', result=%zu.\n", line, line_string, line_object, result);
+          printf("[ -------> ] --- [01] Failure with fl_fss_extended_list_object_read(), with line %lu '%s', line_object = '%s', result=%zu.\n", line, line_string, line_object, result);
         }
 
         assert_return_code(result, 0);
@@ -299,7 +299,7 @@ void test__fl_fss_extended_list_object_read__works_using_combining(void **void_s
             const f_status_t status = f_string_dynamic_append(buffer_string, &delimit_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [02] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
+              printf("[ -------> ] --- [02] Failure with f_string_dynamic_append(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
             }
 
             assert_int_equal(status, F_okay);
@@ -310,7 +310,7 @@ void test__fl_fss_extended_list_object_read__works_using_combining(void **void_s
           f_fss_apply_delimit(delimits, &delimit_string, &state);
 
           if (state.status != F_okay) {
-            printf("[ -------> ] --- [03] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, state.status, F_okay);
+            printf("[ -------> ] --- [03] Failure with f_fss_apply_delimit(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, state.status, F_okay);
           }
 
           assert_int_equal(state.status, F_okay);
@@ -319,7 +319,7 @@ void test__fl_fss_extended_list_object_read__works_using_combining(void **void_s
             const f_status_t status = f_string_dynamic_partial_append_nulless(delimit_string, found, &result_string);
 
             if (!(status == F_okay || status == F_data_not_eos)) {
-              printf("[ -------> ] --- [04] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u or %u.\n", line, line_string, line_object, status, F_okay, F_data_not_eos);
+              printf("[ -------> ] --- [04] Failure with f_string_dynamic_partial_append_nulless(), with line %lu '%s', line_object = '%s', status=%u, expected %u or %u.\n", line, line_string, line_object, status, F_okay, F_data_not_eos);
             }
 
             assert_true(status == F_okay || status == F_data_not_eos);
@@ -329,21 +329,21 @@ void test__fl_fss_extended_list_object_read__works_using_combining(void **void_s
             const f_status_t status = f_string_dynamic_terminate_after(&result_string);
 
             if (status != F_okay) {
-              printf("[ -------> ] --- [05] Failure with line (%u) '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
+              printf("[ -------> ] --- [05] Failure with f_string_dynamic_terminate_after(), with line %lu '%s', line_object = '%s', status=%u, expected %u.\n", line, line_string, line_object, status, F_okay);
             }
 
             assert_int_equal(status, F_okay);
           }
 
           if (strncmp(result_string.string, line_object, result_string.used)) {
-            printf("[ -------> ] --- [06] Failure with line (%u) '%s', line_object = '%s', result '%s'.\n", line, line_string, line_object, result_string.string);
+            printf("[ -------> ] --- [06] Failure with line %lu, line_object = '%s', strings do not match.\n", line, line_object);
           }
 
           assert_string_equal(result_string.string, line_object);
         }
         else {
           if (line_object[0]) {
-            printf("[ -------> ] --- [07] Failure with line (%u) '%s', line_object[0]=%c.\n", line, line_string, line_object[0]);
+            printf("[ -------> ] --- [07] Failure with fl_fss_extended_list_object_read(), with line %lu '%s', line_object[0]=%c.\n", line, line_string, line_object[0]);
           }
 
           assert_int_equal(line_object[0], 0);
diff --git a/level_1/fl_fss/tests/unit/c/test-fss-extended_object_read.c b/level_1/fl_fss/tests/unit/c/test-fss-extended_object_read.c
index 01b86b631..c5f79d174 100644
--- a/level_1/fl_fss/tests/unit/c/test-fss-extended_object_read.c
+++ b/level_1/fl_fss/tests/unit/c/test-fss-extended_object_read.c
@@ -309,7 +309,7 @@ void test__fl_fss_extended_object_read__works_using_combining(void **void_state)
       result = getline(&line_object, &max, file_objects);
 
       if (result == -1) {
-        printf("[ -------> ] --- [00] Failure loading line line %lu for file './data/tests/strings/extended-combining_read.txt', result = %lu.\n", line, result);
+        printf("[ -------> ] --- [00] Failure with getline(), loading line line %lu for file './data/tests/strings/extended-combining_read.txt', result = %lu.\n", line, result);
       }
 
       assert_return_code(result, 0);
@@ -329,13 +329,13 @@ void test__fl_fss_extended_object_read__works_using_combining(void **void_state)
         // When matches is 2, then this matches both object and content.
         if (matches == 2) {
           if (!(state.status == F_fss_found_object)) {
-            printf("[ -------> ] --- [01] Failure with line %lu '%s', matches=%d, status=%u.\n", line, line_object, matches, state.status);
+            printf("[ -------> ] --- [01] Failure with fl_fss_extended_object_read(), with line %lu '%s', matches=%d, status=%u.\n", line, line_object, matches, state.status);
           }
 
           assert_true(state.status == F_fss_found_object);
 
           if (!(found.start <= found.stop)) {
-            printf("[ -------> ] --- [02] Failure with line %lu '%s', matches=%d, found=(%lu, %lu).\n", line, line_object, matches, found.start, found.stop);
+            printf("[ -------> ] --- [02] Failure with fl_fss_extended_object_read(), with line %lu '%s', matches=%d, found=(%lu, %lu).\n", line, line_object, matches, found.start, found.stop);
           }
 
           assert_true(found.start <= found.stop);
@@ -344,7 +344,7 @@ void test__fl_fss_extended_object_read__works_using_combining(void **void_state)
         // When matches is 1, then this matches only object.
         else {
           if (!(state.status == F_fss_found_object_content_not)) {
-            printf("[ -------> ] --- [03] Failure with line %lu '%s', matches=%d, status=%u.\n", line, line_object, matches, state.status);
+            printf("[ -------> ] --- [03] Failure with fl_fss_extended_object_read(), with line %lu '%s', matches=%d, status=%u.\n", line, line_object, matches, state.status);
           }
 
           assert_true(state.status == F_fss_found_object_content_not);
@@ -353,7 +353,7 @@ void test__fl_fss_extended_object_read__works_using_combining(void **void_state)
       else {
 
         // This is currently not supported.
-        printf("[ -------> ] --- [04] Failure line %lu matches of 0 is not supported.\n", line);
+        printf("[ -------> ] --- [04] Failure with fl_fss_extended_object_read(), line %lu matches of 0 is not supported.\n", line);
         assert_true(F_false);
       }
 
@@ -361,7 +361,7 @@ void test__fl_fss_extended_object_read__works_using_combining(void **void_state)
         const f_status_t status = f_string_dynamic_append(buffer_string, &delimit_string);
 
         if (!(status == F_okay || status == F_data_not_eos)) {
-          printf("[ -------> ] --- [05] Failure with fl_fss_extended_object_read() line %lu, got status=%u, expected either %u or %u.\n", line, status, F_okay, F_data_not_eos);
+          printf("[ -------> ] --- [05] Failure with fl_fss_extended_object_read(), with fl_fss_extended_object_read() line %lu, got status=%u, expected either %u or %u.\n", line, status, F_okay, F_data_not_eos);
         }
 
         assert_int_equal(status, F_okay);
@@ -398,7 +398,7 @@ void test__fl_fss_extended_object_read__works_using_combining(void **void_state)
       }
 
       if (strcmp(result_string.string, line_object)) {
-        printf("[ -------> ] --- [09] Failure with f_string_dynamic_terminate_after() line %lu, strings do not match.\n", line);
+        printf("[ -------> ] --- [09] Failure with f_string_dynamic_terminate_after() with line %lu, strings do not match.\n", line);
       }
 
       assert_string_equal(result_string.string, line_object);