Merge pull request #3 from Guitarbum722/issue-2-unit-tests

add unit tests

Makefile

@@ -15,3 +15,9 @@ clean:
 
 .PHONY: test
 test: clean
+
+.PHONY: test
+test: clean
+	$(CC) -o tests/tests tests/tests.c qualified.c tests/unity/unity.c
+	tests/tests
+	rm -f tests/tests

qual.h → qualified.h

@@ -1,2 +1,6 @@
 
+#ifndef _QUALIFIED_H
+#define _QUALIFIED_H
+
 char *strqsep(char **strp, const char *delim, const char *qual);
+#endif

tests/tests.c

@@ -0,0 +1,111 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <strings.h>
+
+#include "../qualified.h"
+#include "unity/unity.h"
+
+struct table_test {
+    char* name;
+    char* expected;
+};
+
+/**
+ * test_strqsep validates that the proper tokens
+ * are returned.
+ */
+void
+test_strqsep_comma_no_qual(void)
+{
+    static struct table_test table_tests[] = {
+        { .name = "first", .expected = "Don" },
+        { .name = "second", .expected = "K" },
+        { .name = "third", .expected = "Moby" },
+        { .name = "fourth", .expected = "don.moby@nothing.com" },
+
+    };
+    char *got, *input, *original;
+    original = input = strdup("Don,K,Moby,don.moby@nothing.com");
+
+    for (int i = 0; i < sizeof(table_tests) / sizeof(struct table_test); i++) {
+        got = strqsep(&input, ",", "");
+        TEST_ASSERT_EQUAL_STRING(table_tests[i].expected, got);
+    }
+
+    free(original);
+}
+
+void
+test_strqsep_comma_with_qual(void)
+{
+    static struct table_test table_tests[] = {
+        { .name = "first", .expected = "\"Don,,,\"" },
+        { .name = "second", .expected = "K" },
+        { .name = "third", .expected = "\"Moby, M.D.\"" },
+        { .name = "fourth", .expected = "don.moby@nothing.com" },
+
+    };
+    char *got, *input, *original;
+    original = input = strdup("\"Don,,,\",K,\"Moby, M.D.\",don.moby@nothing.com");
+
+    for (int i = 0; i < sizeof(table_tests) / sizeof(struct table_test); i++) {
+        got = strqsep(&input, ",", "\"");
+        TEST_ASSERT_EQUAL_STRING(table_tests[i].expected, got);
+    }
+
+    free(original);
+}
+
+void
+test_strqsep_pipe_delim_single_quote_qual(void)
+{
+    static struct table_test table_tests[] = {
+        { .name = "first", .expected = "Johnny" },
+        { .name = "second", .expected = "',|, '" },
+        { .name = "third", .expected = "Topics" },
+        { .name = "fourth", .expected = "'Look|at|me'" },
+    };
+    char *got, *input, *original;
+    original = input = strdup("Johnny|',|, '|Topics|'Look|at|me'");
+
+    for (int i = 0; i < sizeof(table_tests) / sizeof(struct table_test); i++) {
+        got = strqsep(&input, "|", "'");
+        TEST_ASSERT_EQUAL_STRING(table_tests[i].expected, got);
+    }
+
+    free(original);
+}
+
+void
+test_strqsep_null_input(void)
+{
+    char *got, *input, *original;
+    original = input = strdup("");
+
+    got = strqsep(&input, ",", "");
+    TEST_ASSERT_EQUAL_STRING(NULL, got);
+
+    free(original);
+}
+
+void
+test_strqsep_empty_input(void)
+{
+    char *got, *field;
+
+    got = strqsep(NULL, "", "");
+    TEST_ASSERT_EQUAL_STRING(NULL, got);
+
+}
+
+int main(void) {
+  UNITY_BEGIN();
+
+  RUN_TEST(test_strqsep_comma_no_qual);
+  RUN_TEST(test_strqsep_comma_with_qual);
+  RUN_TEST(test_strqsep_pipe_delim_single_quote_qual);
+  RUN_TEST(test_strqsep_null_input);
+  RUN_TEST(test_strqsep_empty_input);
+
+  return UNITY_END();
+}