Refactor test/ directory to match the rest of the project.

The prior PR didn't touch this directory because it was getting too big
and I wanted the diff to be smaller for the test directory. Now addressing
that.

Signed-off-by: Yuval Peress <peress@google.com>

test/include/c_test_framework.h

@@ -0,0 +1,15 @@
+#ifndef C_TEST_FRAMEWORK_H_
+#define C_TEST_FRAMEWORK_H_
+
+#include <assert.h>
+#include <stdio.h>
+#include <string.h>
+
+/* Test Framework :-) */
+void setup();
+#define TEST_F(SUITE, NAME) void NAME()
+#define RUN_TEST(SUITE, TESTNAME) do { printf(" Running %s.%s: \n", #SUITE, #TESTNAME); setup(); TESTNAME(); printf(" SUCCESS\n"); } while (0)
+#define ASSERT_EQ(A, B) assert((A) == (B))
+#define ASSERT_TRUE(A) assert((A))
+
+#endif /* C_TEST_FRAMEWORK_H_ */