Add normalize_space test

1 files changed, 29 insertions, 0 deletions

diff --git a/tests/test_str_normalize_space.c b/tests/test_str_normalize_space.c
new file mode 100644
index 0000000..286353d
--- /dev/null
+++ b/tests/test_str_normalize_space.c
@@ -0,0 +1,29 @@
+#include "spm.h"
+#include "framework.h"
+
+const char *testFmt = "case: '%s': returned '%s', expected '%s'\n";
+struct TestCase testCase[] = {
+        {.caseValue.sptr = "no extra whitespace in the string", .truthValue.sptr = "no extra whitespace in the string"},
+        {.caseValue.sptr = "two  extra  spaces  in  the  string", .truthValue.sptr = "two extra spaces in the string"},
+        {.caseValue.sptr = "three   extra   spaces   in   the   string", .truthValue.sptr = "three extra spaces in the string"},
+        {.caseValue.sptr = "    leading    whitespace", .truthValue.sptr = "leading whitespace"},
+        {.caseValue.sptr = "trailing     whitespace    ", .truthValue.sptr = "trailing whitespace"},
+        {.caseValue.sptr = "    leading    and    trailing     whitespace    ", .truthValue.sptr = "leading and trailing whitespace"},
+        {.caseValue.sptr = " varying  degrees           of    whitespace        everywhere ", .truthValue.sptr = "varying degrees of whitespace everywhere"},
+        {.caseValue.sptr = "nowhitespace", .truthValue.sptr = "nowhitespace"},
+        {.caseValue.sptr = NULL, .truthValue.sptr = NULL},
+};
+size_t numCases = sizeof(testCase) / sizeof(struct TestCase);
+
+int main(int argc, char *argv[]) {
+    for (size_t i = 0; i < numCases; i++) {
+        if (testCase[i].caseValue.sptr == NULL && testCase[i].truthValue.sptr == NULL) {
+            // null input is null output
+            continue;
+        }
+        char *result = strdup(testCase[i].caseValue.sptr);
+        normalize_space(result);
+        myassert(strcmp(result, testCase[i].truthValue.sptr) == 0, testFmt, testCase[i].caseValue.sptr, result, testCase[i].truthValue.sptr);
+    }
+    return 0;
+}
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