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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#define AK_TEST_SUITE
#include <stdio.h>
#define ASSERT(x) \
if (!(x)) { \
fprintf(stderr, "\033[33;1mASSERT\033[0m: " #x "\n"); \
}
#define ASSERT_NOT_REACHED() fprintf(stderr, "\033[31;1mASSERT_NOT_REACHED\033[0m\n");
#define RELEASE_ASSERT ASSERT
#include <AK/Function.h>
#include <AK/NonnullRefPtrVector.h>
#include <AK/String.h>
#include <chrono>
namespace AK {
class TestElapsedTimer {
typedef std::chrono::high_resolution_clock clock;
public:
TestElapsedTimer() { restart(); }
void restart() { m_started = clock::now(); }
int64_t elapsed()
{
auto end = clock::now();
auto elapsed = end - m_started;
return std::chrono::duration_cast<std::chrono::milliseconds>(elapsed).count();
}
private:
std::chrono::time_point<clock> m_started;
};
class TestException {
public:
TestException(const String& file, int line, const String& s)
: file(file)
, line(line)
, reason(s)
{
}
String to_string() const
{
String outfile = file;
// ###
//auto slash = file.lastIndexOf("/");
//if (slash > 0) {
// outfile = outfile.right(outfile.length() - slash - 1);
//}
return String::format("%s:%d: %s", outfile.characters(), line, reason.characters());
}
private:
String file;
int line = 0;
String reason;
};
typedef AK::Function<void()> TestFunction;
class TestCase : public RefCounted<TestCase> {
public:
TestCase(const String& name, TestFunction&& fn, bool is_benchmark)
: m_name(name)
, m_function(move(fn))
, m_is_benchmark(is_benchmark)
{
}
bool is_benchmark() const { return m_is_benchmark; }
const String& name() const { return m_name; }
const TestFunction& func() const { return m_function; }
private:
String m_name;
TestFunction m_function;
bool m_is_benchmark;
};
class TestSuite {
public:
static TestSuite& the()
{
if (s_global == nullptr)
s_global = new TestSuite();
return *s_global;
}
static void release()
{
delete s_global;
s_global = nullptr;
}
void run(const NonnullRefPtrVector<TestCase>& tests);
void main(const String& suite_name, int argc, char** argv);
NonnullRefPtrVector<TestCase> find_cases(const String& search, bool find_tests, bool find_benchmarks);
void add_case(const NonnullRefPtr<TestCase>& test_case)
{
m_cases.append(test_case);
}
private:
static TestSuite* s_global;
NonnullRefPtrVector<TestCase> m_cases;
uint64_t m_testtime = 0;
uint64_t m_benchtime = 0;
String m_suite_name;
};
void TestSuite::main(const String& suite_name, int argc, char** argv)
{
m_suite_name = suite_name;
bool find_tests = true;
bool find_benchmarks = true;
String search_string;
for (int i = 1; i < argc; i++) {
if (!String(argv[i]).starts_with("--")) {
search_string = argv[i];
} else if (String(argv[i]) == String("--bench")) {
find_tests = false;
} else if (String(argv[i]) == String("--test")) {
find_benchmarks = false;
} else if (String(argv[i]) == String("--help")) {
dbg() << "Available tests for " << suite_name << ":";
const auto& tests = find_cases("*", true, false);
for (const auto& t : tests) {
dbg() << "\t" << t.name();
}
dbg() << "Available benchmarks for " << suite_name << ":";
const auto& benches = find_cases("*", false, true);
for (const auto& t : benches) {
dbg() << "\t" << t.name();
}
exit(0);
}
}
const auto& matches = find_cases(search_string, find_tests, find_benchmarks);
if (matches.size() == 0) {
dbg() << "0 matches when searching for " << search_string << " (out of " << m_cases.size() << ")";
exit(1);
}
dbg() << "Running " << matches.size() << " cases out of " << m_cases.size();
run(matches);
}
NonnullRefPtrVector<TestCase> TestSuite::find_cases(const String& search, bool find_tests, bool find_benchmarks)
{
NonnullRefPtrVector<TestCase> matches;
for (const auto& t : m_cases) {
if (!search.is_empty() && !t.name().matches(search, String::CaseSensitivity::CaseInsensitive)) {
continue;
}
if (!find_tests && !t.is_benchmark()) {
continue;
}
if (!find_benchmarks && t.is_benchmark()) {
continue;
}
matches.append(t);
}
return matches;
}
void TestSuite::run(const NonnullRefPtrVector<TestCase>& tests)
{
int test_count = 0;
int benchmark_count = 0;
TestElapsedTimer global_timer;
for (const auto& t : tests) {
dbg() << "START Running " << (t.is_benchmark() ? "benchmark" : "test") << " " << t.name();
TestElapsedTimer timer;
try {
t.func()();
} catch (const TestException& t) {
fprintf(stderr, "\033[31;1mFAIL\033[0m: %s\n", t.to_string().characters());
exit(1);
}
auto time = timer.elapsed();
fprintf(stderr, "\033[32;1mPASS\033[0m: %d ms running %s %s\n", (int)time, (t.is_benchmark() ? "benchmark" : "test"), t.name().characters());
if (t.is_benchmark()) {
m_benchtime += time;
benchmark_count++;
} else {
m_testtime += time;
test_count++;
}
}
dbg() << "Finished " << test_count << " tests and " << benchmark_count << " benchmarks in " << (int)global_timer.elapsed() << " ms ("
<< (int)m_testtime << " tests, " << (int)m_benchtime << " benchmarks, " << int(global_timer.elapsed() - (m_testtime + m_benchtime)) << " other)";
}
}
using AK::TestCase;
using AK::TestException;
using AK::TestSuite;
#define xstr(s) ___str(s)
#define ___str(s) #s
#define TESTCASE_TYPE_NAME(x) TestCase_##x
/*! Define a test case function. */
#define TEST_CASE(x) \
static void x(); \
struct TESTCASE_TYPE_NAME(x) { \
TESTCASE_TYPE_NAME(x) \
() { TestSuite::the().add_case(adopt(*new TestCase(___str(x), x, false))); } \
}; \
static struct TESTCASE_TYPE_NAME(x) TESTCASE_TYPE_NAME(x); \
static void x()
#define BENCHMARK_TYPE_NAME(x) TestCase_##x
#define BENCHMARK_CASE(x) \
static void x(); \
struct BENCHMARK_TYPE_NAME(x) { \
BENCHMARK_TYPE_NAME(x) \
() { TestSuite::the().add_case(adopt(*new TestCase(___str(x), x, true))); } \
}; \
static struct BENCHMARK_TYPE_NAME(x) BENCHMARK_TYPE_NAME(x); \
static void x()
/*! Define the main function of the testsuite. All TEST_CASE functions will be executed. */
#define TEST_MAIN(SuiteName) \
TestSuite* TestSuite::s_global = nullptr; \
template<size_t N> \
constexpr size_t compiletime_lenof(const char(&)[N]) \
{ \
return N - 1; \
} \
int main(int argc, char** argv) \
{ \
static_assert(compiletime_lenof(___str(SuiteName)) != 0, "Set SuiteName"); \
TestSuite::the().main(___str(SuiteName), argc, argv); \
TestSuite::release(); \
}
#define assertEqual(one, two) \
do { \
auto ___aev1 = one; \
auto ___aev2 = two; \
if (___aev1 != ___aev2) { \
dbg() << "\033[31;1mFAIL\033[0m: " __FILE__ ":" << __LINE__ << ": assertEqual(" ___str(one) ", " ___str(two) ") failed"; \
} \
} while (0)
#define EXPECT_EQ(one, two) assertEqual(one, two)
#define EXPECT(one) assertEqual(one, true)
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