Add test modules

test/SConscript

@@ -11,6 +11,7 @@ Import('charles_lib')
 files = Split("""
     test_basics.c
     test_charles.c
+    test_object.c
 """)
 
 test_env = env.Clone()

test/test_basics.c

@@ -0,0 +1,76 @@
+/* test_basics.c
+ *
+ * Unit tests for the basics module.
+ *
+ * Eryn Wells <eryn@erynwells.me>
+ */
+
+#include "basics.h"
+#include "test_suites.h"
+
+
+START_TEST(test_vector_init)
+{
+    Vector3 v = vector_init(1, 2, 3);
+    ck_assert(v.x == 1.0);
+    ck_assert(v.y == 2.0);
+    ck_assert(v.z == 3.0);
+}
+END_TEST
+
+
+START_TEST(test_vector_length2)
+{
+    Vector3 v = vector_init(2, 2, 1);
+    ck_assert(vector_length2(v) == 9.0);
+}
+END_TEST
+
+
+START_TEST(test_vector_length)
+{
+    Vector3 v = vector_init(2, 2, 1);
+    ck_assert(vector_length(v) == 3.0);
+}
+END_TEST
+
+
+START_TEST(test_vector_dot)
+{
+    Vector3 a = vector_init(1, 1, 1);
+    Vector3 b = vector_init(1, 1, 1);
+    ck_assert(vector_dot(a, b) == 3.0);
+
+    a = vector_init(2, 3, 4);
+    b = vector_init(4, 4, 4);
+    ck_assert(vector_dot(a, b) == (2 * 4) + (3 * 4) + (4 * 4));
+}
+END_TEST
+
+
+START_TEST(test_vector_normalize)
+{
+    Vector3 v = vector_init(1, 0, 0);
+    Vector3 norm_v = vector_normalize(v);
+    ck_assert(v.x == norm_v.x);
+    ck_assert(v.y == norm_v.y);
+    ck_assert(v.z == norm_v.z);
+}
+END_TEST
+
+
+Suite *
+test_basics_create_suite()
+{
+    Suite *s = suite_create("basics");
+
+    TCase *tc_vector = tcase_create("vector");
+    tcase_add_test(tc_vector, test_vector_init);
+    tcase_add_test(tc_vector, test_vector_length2);
+    tcase_add_test(tc_vector, test_vector_length);
+    tcase_add_test(tc_vector, test_vector_dot);
+    tcase_add_test(tc_vector, test_vector_normalize);
+    suite_add_tcase(s, tc_vector);
+
+    return s;
+}

test/test_charles.c

@@ -0,0 +1,38 @@
+/* test_charles.c
+ *
+ * Entry point for charles unit tests.
+ *
+ * Eryn Wells <eryn@erynwells.me>
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <check.h>
+#include "test_suites.h"
+
+typedef Suite *(*SuiteCreator)();
+
+SuiteCreator suite_creators[] = {
+    test_basics_create_suite,
+    test_object_create_suite,
+};
+
+
+int
+main(int argc, const char *argv[])
+{
+    SRunner *runner = srunner_create(NULL);
+
+    // Creat the suites and add them to the runner.
+    int ncreators = sizeof(suite_creators) / sizeof(SuiteCreator);
+    for (int i = 0; i < ncreators; i++) {
+        srunner_add_suite(runner, suite_creators[i]());
+    }
+
+    // Run ALL the tests!
+    srunner_run_all(runner, CK_VERBOSE);
+    int nfailed = srunner_ntests_failed(runner);
+
+    srunner_free(runner);
+    return (nfailed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
+}

test/test_object.c

@@ -0,0 +1,30 @@
+/* test_object.c
+ *
+ * Unit tests for the object module.
+ *
+ * Eryn Wells <eryn@erynwells.me>
+ */
+
+#include <check.h>
+#include "object.h"
+#include "test_suites.h"
+
+
+START_TEST(test_sphere_does_intersect)
+{
+
+}
+END_TEST
+
+
+Suite *
+test_object_create_suite()
+{
+    Suite *s = suite_create("object");
+
+    TCase *tc_sphere = tcase_create("sphere");
+    tcase_add_test(tc_sphere, test_sphere_does_intersect);
+    suite_add_tcase(s, tc_sphere);
+
+    return s;
+}

test/test_suites.h

@@ -0,0 +1,18 @@
+/* test_suites.h
+ *
+ * Declarations of test suite creator functions.
+ *
+ * Eryn Wells <eryn@erynwells.me>
+ */
+
+#ifndef __TEST_SUITES_H__
+#define __TEST_SUITES_H__
+
+#include <check.h>
+
+
+Suite *test_basics_create_suite();
+Suite *test_object_create_suite();
+
+
+#endif