8 files changed, 41 insertions, 6 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..f0c9b81
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+*.o
+main
diff --git a/Makefile b/Makefile
index 56985ff..1368da2 100644
--- a/Makefile
+++ b/Makefile
@@ -1,11 +1,17 @@
 CC=gcc
 
-main : main.o
-	$(CC) main.o -lcgreen -o 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
 
+words.o : words.c
+	$(CC) -c words.c
+
+words_test.o : words_test.c
+	$(CC) -c words_test.c
+
 clean:
-	rm main main.o
+	rm main *.o
diff --git a/main b/main
index fef9afa..ab4c004 100755
--- a/main
+++ b/main
diff --git a/main.c b/main.c
index 6d41841..97d2aaa 100644
--- a/main.c
+++ b/main.c
@@ -1,10 +1,12 @@
 #include <cgreen/cgreen.h>
 
-Describe(Cgreen);
-BeforeEach(Cgreen) {}
-AfterEach(Cgreen) {}
+TestSuite *words_tests();
 
 int main(int argc, char **argv) {
   TestSuite *suite = create_test_suite();
+  add_suite(suite, words_tests());
+  if (argc > 1) {
+    return run_single_test(suite, argv[1], create_text_reporter());
+  }
   return run_test_suite(suite, create_text_reporter());
 }
diff --git a/main.o b/main.o
index 35aca7c..a7477cb 100644
--- a/main.o
+++ b/main.o
diff --git a/words.c b/words.c
new file mode 100644
index 0000000..b88b2db
--- /dev/null
+++ b/words.c
@@ -0,0 +1,3 @@
+int split_words(char *sentence) {
+  return 0;
+}
diff --git a/words.h b/words.h
new file mode 100644
index 0000000..ac9e13b
--- /dev/null
+++ b/words.h
@@ -0,0 +1 @@
+int split_words(char *sentence);
diff --git a/words_test.c b/words_test.c
new file mode 100644
index 0000000..0979409
--- /dev/null
+++ b/words_test.c
@@ -0,0 +1,21 @@
+#include <cgreen/cgreen.h>
+
+#include "words.h"
+#include <string.h>
+
+Describe(Words);
+BeforeEach(Words) {}
+AfterEach(Words) {}
+
+Ensure(Words, returns_word_count) {
+  char *sentence = strdup("Birds of a feather");
+  int word_count = split_words(sentence);
+  assert_that(word_count, is_equal_to(4));
+  free(sentence);
+}
+
+TestSuite *words_tests() {
+  TestSuite *suite = create_test_suite();
+  add_test_with_context(suite, Words, returns_word_count);
+  return suite;
+}