1 files changed, 72 insertions, 0 deletions
diff --git a/c/difference-of-squares/test/test_difference_of_squares.c b/c/difference-of-squares/test/test_difference_of_squares.c
new file mode 100644
index 0000000..5e86179
--- /dev/null
+++ b/c/difference-of-squares/test/test_difference_of_squares.c
@@ -0,0 +1,72 @@
+#include "vendor/unity.h"
+#include "../src/difference_of_squares.h"
+
+void setUp(void)
+{
+}
+
+void tearDown(void)
+{
+}
+
+static void test_square_of_sum_1(void)
+{
+   TEST_ASSERT_EQUAL(1, square_of_sum(1));
+}
+
+static void test_square_of_sum_5(void)
+{
+   TEST_ASSERT_EQUAL(225, square_of_sum(5));
+}
+
+static void test_square_of_sum_100(void)
+{
+   TEST_ASSERT_EQUAL(25502500, square_of_sum(100));
+}
+
+static void test_sum_of_squares_1(void)
+{
+   TEST_ASSERT_EQUAL(1, sum_of_squares(1));
+}
+
+static void test_sum_of_squares_5(void)
+{
+   TEST_ASSERT_EQUAL(55, sum_of_squares(5));
+}
+
+static void test_sum_of_squares_100(void)
+{
+   TEST_ASSERT_EQUAL(338350, sum_of_squares(100));
+}
+
+static void test_difference_of_squares_1(void)
+{
+   TEST_ASSERT_EQUAL(0, difference_of_squares(1));
+}
+
+static void test_difference_of_squares_5(void)
+{
+   TEST_ASSERT_EQUAL(170, difference_of_squares(5));
+}
+
+static void test_difference_of_squares_100(void)
+{
+   TEST_ASSERT_EQUAL(25164150, difference_of_squares(100));
+}
+
+int main(void)
+{
+   UnityBegin("test/test_difference_of_squares.c");
+
+   RUN_TEST(test_square_of_sum_1);
+   RUN_TEST(test_square_of_sum_5);
+   RUN_TEST(test_square_of_sum_100);
+   RUN_TEST(test_sum_of_squares_1);
+   RUN_TEST(test_sum_of_squares_5);
+   RUN_TEST(test_sum_of_squares_100);
+   RUN_TEST(test_difference_of_squares_1);
+   RUN_TEST(test_difference_of_squares_5);
+   RUN_TEST(test_difference_of_squares_100);
+
+   return UnityEnd();
+}