1 files changed, 35 insertions, 0 deletions
diff --git a/tests/test_trim.c b/tests/test_trim.c
new file mode 100644
index 0000000..f0aeed6
--- /dev/null
+++ b/tests/test_trim.c
@@ -0,0 +1,35 @@
+#include <string.h>
+#define USE_SECURE_MEM
+#include "../src/extlib.h"
+#undef free
+
+int
+test_trim ()
+{
+  int errno = 0;
+  char *test_string = strdup ("\t\thi\t\t");
+  int rem_front = 0;
+  int rem_back = 0;
+  char *trimmed_string = trim (test_string, &rem_front, &rem_back);
+  if (strstr (trimmed_string, "\t") != NULL)
+  {
+    errno = 1;
+  }
+  else if (rem_front != 2 && rem_back != 2)
+  {
+    errno = 2;
+  }
+
+  free (trimmed_string - rem_front);
+  free_secure ((void **) &test_string, strlen (test_string));
+  return errno;
+}
+
+struct test_t*
+test_trim_t ()
+{
+  struct test_t *test = malloc (sizeof (struct test_t));
+  test->test_func = test_trim;
+  test->test_name = "test_trim";
+  test->test_desc = "trim";
+}