#include "test_utils.h"

UnittestTestResult_t* test_missing_class_body(void) {
    UNITTEST_BEGIN_TEST("TestNegative", "test_missing_class_body");

    RAVA_TEST_EXPECT_PARSE_ERROR(_unittest_result,
        "public class Test",
        "missing class body should cause parse error");

    UNITTEST_END_TEST();
}

UnittestTestResult_t* test_missing_method_body(void) {
    UNITTEST_BEGIN_TEST("TestNegative", "test_missing_method_body");

    RAVA_TEST_EXPECT_PARSE_ERROR(_unittest_result,
        "public class Test {\n"
        "    public static int main()\n"
        "}\n",
        "missing method body should cause parse error");

    UNITTEST_END_TEST();
}

UnittestTestResult_t* test_unclosed_brace(void) {
    UNITTEST_BEGIN_TEST("TestNegative", "test_unclosed_brace");

    RAVA_TEST_EXPECT_PARSE_ERROR(_unittest_result,
        "public class Test {\n"
        "    public static int main() {\n"
        "        return 0;\n"
        "}\n",
        "unclosed brace should cause parse error");

    UNITTEST_END_TEST();
}

UnittestTestResult_t* test_missing_semicolon(void) {
    UNITTEST_BEGIN_TEST("TestNegative", "test_missing_semicolon");

    RAVA_TEST_EXPECT_PARSE_ERROR(_unittest_result,
        "public class Test {\n"
        "    public static int main() {\n"
        "        int x = 5\n"
        "        return x;\n"
        "    }\n"
        "}\n",
        "missing semicolon should cause parse error");

    UNITTEST_END_TEST();
}

UnittestTestResult_t* test_undefined_variable(void) {
    UNITTEST_BEGIN_TEST("TestNegative", "test_undefined_variable");

    RAVA_TEST_EXPECT_SEMANTIC_ERROR(_unittest_result,
        "public class Test {\n"
        "    public static int main() {\n"
        "        return undefinedVar;\n"
        "    }\n"
        "}\n",
        "undefined variable should cause semantic error");

    UNITTEST_END_TEST();
}

UnittestTestResult_t* test_undefined_method_call(void) {
    UNITTEST_BEGIN_TEST("TestNegative", "test_undefined_method_call");

    RAVA_TEST_EXPECT_SEMANTIC_ERROR(_unittest_result,
        "public class Test {\n"
        "    public static int main() {\n"
        "        return undefinedMethod();\n"
        "    }\n"
        "}\n",
        "undefined method call should cause semantic error");

    UNITTEST_END_TEST();
}

UnittestTestResult_t* test_missing_class_at_runtime(void) {
    UNITTEST_BEGIN_TEST("TestNegative", "test_missing_class_at_runtime");

    RAVA_TEST_EXPECT_RUNTIME_ERROR(_unittest_result,
        "public class Test {\n"
        "    public static int main() {\n"
        "        return 0;\n"
        "    }\n"
        "}\n",
        "NonExistent", "main",
        "missing class at runtime should cause runtime error");

    UNITTEST_END_TEST();
}

UnittestTestResult_t* test_missing_method_at_runtime(void) {
    UNITTEST_BEGIN_TEST("TestNegative", "test_missing_method_at_runtime");

    RAVA_TEST_EXPECT_RUNTIME_ERROR(_unittest_result,
        "public class Test {\n"
        "    public static int main() {\n"
        "        return 0;\n"
        "    }\n"
        "}\n",
        "Test", "nonExistent",
        "missing method at runtime should cause runtime error");

    UNITTEST_END_TEST();
}

UnittestTestResult_t* test_duplicate_variable(void) {
    UNITTEST_BEGIN_TEST("TestNegative", "test_duplicate_variable");

    RAVA_TEST_EXPECT_SEMANTIC_ERROR(_unittest_result,
        "public class Test {\n"
        "    public static int main() {\n"
        "        int x = 5;\n"
        "        int x = 10;\n"
        "        return x;\n"
        "    }\n"
        "}\n",
        "duplicate variable should cause semantic error");

    UNITTEST_END_TEST();
}

UnittestTestResult_t* test_malformed_for_loop(void) {
    UNITTEST_BEGIN_TEST("TestNegative", "test_malformed_for_loop");

    RAVA_TEST_EXPECT_PARSE_ERROR(_unittest_result,
        "public class Test {\n"
        "    public static int main() {\n"
        "        for (int i = 0; i < 10) {\n"
        "        }\n"
        "        return 0;\n"
        "    }\n"
        "}\n",
        "malformed for loop should cause parse error");

    UNITTEST_END_TEST();
}

int main(int argc, char **argv) {
    UnittestConfig_t *config = unittest_config_create();
    config->verbosity = 2;

    if (argc > 1 && strcmp(argv[1], "--json") == 0) {
        config->output_format = UNITTEST_FORMAT_JSON;
        config->use_colors = false;
    }

    UnittestTestSuite_t *suite = unittest_test_suite_create("Negative Test Cases");

    UnittestTestCase_t *tc = unittest_test_case_create("TestNegative");
    unittest_test_case_add_result(tc, test_missing_class_body());
    unittest_test_case_add_result(tc, test_missing_method_body());
    unittest_test_case_add_result(tc, test_unclosed_brace());
    unittest_test_case_add_result(tc, test_missing_semicolon());
    unittest_test_case_add_result(tc, test_undefined_variable());
    unittest_test_case_add_result(tc, test_undefined_method_call());
    unittest_test_case_add_result(tc, test_missing_class_at_runtime());
    unittest_test_case_add_result(tc, test_missing_method_at_runtime());
    unittest_test_case_add_result(tc, test_duplicate_variable());
    unittest_test_case_add_result(tc, test_malformed_for_loop());
    unittest_test_suite_add_test_case(suite, tc);

    unittest_generate_report(suite, config);

    int failures = suite->total_failed + suite->total_errors;
    unittest_test_suite_destroy(suite);
    unittest_config_destroy(config);

    return failures > 0 ? 1 : 0;
}