1 files changed, 25 insertions, 0 deletions
diff --git a/tests/test_str_tolower_s.c b/tests/test_str_tolower_s.c
new file mode 100644
index 0000000..f36b23d
--- /dev/null
+++ b/tests/test_str_tolower_s.c
@@ -0,0 +1,25 @@
+#include "spm.h"
+#include "framework.h"
+
+const char *testFmt = "case '%s': returned '%d', expected '%d'\n";
+struct TestCase testCase[] = {
+        {.caseValue.str = "ThE", .truthValue.sptr = "the"},
+        {.caseValue.str = "KIdS", .truthValue.sptr = "kids"},
+        {.caseValue.str = "AREn'T", .truthValue.sptr= "aren't"},
+        {.caseValue.str = "aLL", .truthValue.sptr = "all"},
+        {.caseValue.str = "RiGHt", .truthValue.sptr = "right"},
+        {.caseValue.str = "By", .truthValue.sptr = "by"},
+        {.caseValue.str = "THe oFfSpRiNg", .truthValue.sptr = "the offspring"},
+};
+size_t numCases = sizeof(testCase) / sizeof(struct TestCase);
+
+int main(int argc, char *argv[]) {
+    for (size_t i = 0; i < numCases; i++) {
+        char *orig = strdup(testCase[i].caseValue.str);
+        char *result = tolower_s(testCase[i].caseValue.str);
+        const char *truth = testCase[i].truthValue.sptr;
+        myassert(strcmp(result, truth) == 0, testFmt, orig, result, truth);
+        free(orig);
+    }
+    return 0;
+}
+\ No newline at end of file