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94 lines
2.8 KiB
C
94 lines
2.8 KiB
C
// Copyright (c) Epic Games Tools
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// Licensed under the MIT license (https://opensource.org/license/mit/)
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#ifndef BASE_TEST_H
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#define BASE_TEST_H
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typedef enum TestStatus
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{
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TestStatus_Fail,
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TestStatus_Crash,
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TestStatus_Pass,
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TestStatus_Skip,
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TestStatus_COUNT
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}
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TestStatus;
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typedef struct TestResult TestResult;
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struct TestResult
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{
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TestStatus status;
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char *fail_file;
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int fail_line;
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char *fail_cond;
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};
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#define TEST_FUNCTION_SIG(name) void name(Arena *arena, CmdLine *cmdline, String8 test_exemplars_path, String8 test_artifacts_path, TestResult *result_out, String8List *test_out)
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#define TEST_FUNCTION_DEF(name) TEST_FUNCTION_SIG(test__##name)
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typedef TEST_FUNCTION_SIG(TestFunctionType);
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typedef struct TestInfo TestInfo;
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struct TestInfo
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{
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String8 layer;
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String8 label;
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S64 decl_line;
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B32 skip;
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TestFunctionType *test_fn;
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};
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#if BUILD_TESTS
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global U64 test_infos_count = 0;
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global TestInfo test_infos[0xffff] = {0};
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#define AddTest(name, file_name, line, skip_, ...) \
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TEST_FUNCTION_DEF(name);\
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__VA_ARGS__ void add_test__##name(void)\
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{\
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String8 file = str8_lit(file_name);\
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U64 src_pos = str8_find_needle(file, 0, s("src/"), StringMatchFlag_SlashInsensitive);\
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String8 layer_folder = str8_skip(file, src_pos+4);\
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U64 layer_slash_pos = str8_find_needle(layer_folder, 0, s("/"), StringMatchFlag_SlashInsensitive);\
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String8 layer_name = str8_prefix(layer_folder, layer_slash_pos);\
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test_infos[test_infos_count].layer = layer_name;\
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test_infos[test_infos_count].label = str8_lit(#name);\
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test_infos[test_infos_count].decl_line = (line);\
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test_infos[test_infos_count].skip = (skip_);\
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test_infos[test_infos_count].test_fn = test__##name;\
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test_infos_count += 1;\
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}
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# if COMPILER_MSVC
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# pragma section(".CRT$XCU", read)
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# define DeclareTest(name, skip) \
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AddTest(name, __FILE__, __LINE__, (skip))\
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__declspec(allocate(".CRT$XCU")) void (*add_test_ptr__##name)(void) = add_test__##name;\
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__pragma(comment(linker, "/include:" Stringify(add_test_ptr__##name)))
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# elif COMPILER_GCC || COMPILER_CLANG
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# define DeclareTest(name, skip) AddTest(name, __FILE__, __LINE__, (skip), __attribute__((constructor)))
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# else
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# error DeclareTest not defined for this compiler.
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# endif
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#else
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# define DeclareTest(name, skip)
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#endif
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#define Test(name) DeclareTest(name, 0)\
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TEST_FUNCTION_DEF(name)
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#define SkippedTest(name) DeclareTest(name, 1)\
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TEST_FUNCTION_DEF(name)
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#define test_out(string) str8_list_push(arena, test_out, (string))
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#define test_outf(...) str8_list_pushf(arena, test_out, __VA_ARGS__)
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#define TestCheck(c) do { if (!(c)) {\
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*result_out = (TestResult){ .fail_file = __FILE__, .fail_line = __LINE__, .fail_cond = Stringify(c) };\
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if(debugger_is_attached()) { Trap(); }\
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return;\
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} } while(0)
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#define TestSkip() do {\
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*result_out = (TestResult){ .status = TestStatus_Skip };\
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return;\
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} while(0)
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#endif // BASE_TEST_H
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