From fd9bfc42af1ae0a070558524d7e384eede8d9083 Mon Sep 17 00:00:00 2001
From: mo khan <mo.khan@gmail.com>
Date: Sun, 14 Jun 2020 21:44:44 -0600
Subject: Add another test

---
 Makefile     | 4 +++-
 words.c      | 6 ++++--
 words_test.c | 9 +++++++++
 3 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/Makefile b/Makefile
index 1368da2..452b30d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,10 @@
 CC=gcc
 
+run : main
+	./main
+
 main : main.o words_test.o words.o
 	$(CC) main.o words_test.o words.o -lcgreen -o main
-	./main
 
 main.o : main.c
 	$(CC) -c main.c
diff --git a/words.c b/words.c
index 4d72a03..b9c236a 100644
--- a/words.c
+++ b/words.c
@@ -1,9 +1,11 @@
 #include <string.h>
 
 int split_words(char *sentence) {
-  int i, count = 1;
-  for (i = 0; i < strlen(sentence); i++) {
+  int i, count = 1, length = strlen(sentence);
+
+  for (i = 0; i < length; i++) {
     if (sentence[i] == ' ') {
+      sentence[i] = '\0';
       count++;
     }
   }
diff --git a/words_test.c b/words_test.c
index 0979409..651ee6f 100644
--- a/words_test.c
+++ b/words_test.c
@@ -14,8 +14,17 @@ Ensure(Words, returns_word_count) {
   free(sentence);
 }
 
+Ensure(Words, converts_spaces_to_zeroes) {
+  char *sentence = strdup("Birds of a feather");
+  split_words(sentence);
+  int comparison = memcmp("Birds\0of\0a\0feather", sentence, strlen(sentence));
+  assert_that(comparison, is_equal_to(0));
+  free(sentence);
+}
+
 TestSuite *words_tests() {
   TestSuite *suite = create_test_suite();
   add_test_with_context(suite, Words, returns_word_count);
+  add_test_with_context(suite, Words, converts_spaces_to_zeroes);
   return suite;
 }
-- 
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