85 lines
3.5 KiB
C
85 lines
3.5 KiB
C
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// eqpalg/test/test_harness.h
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#pragma once
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#include <cmath>
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#include <functional>
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#include <iostream>
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#include <sstream>
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#include <stdexcept>
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#include <string>
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#include <vector>
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struct TestRunner {
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struct Case {
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const char* name;
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std::function<void()> fn;
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};
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inline static std::vector<Case> cases;
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static int run() {
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int passed = 0, failed = 0;
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for (auto& c : cases) {
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std::cout << " " << c.name << " ... ";
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try {
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c.fn();
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std::cout << "PASSED\n";
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passed++;
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} catch (const std::exception& e) {
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std::cout << "FAILED\n " << e.what() << "\n";
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failed++;
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} catch (...) {
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std::cout << "FAILED (unknown)\n";
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failed++;
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}
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}
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std::cout << "\n" << passed << " passed, " << failed << " failed\n";
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return failed ? 1 : 0;
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}
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};
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struct AutoReg {
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AutoReg(const char* name, std::function<void()> fn) {
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TestRunner::cases.push_back({name, std::move(fn)});
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}
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};
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#define TEST(name) \
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static void testfn_##name(); \
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static AutoReg autoreg_##name(#name, testfn_##name); \
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static void testfn_##name()
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#define CHECK(expr) \
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do { \
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if (!(expr)) \
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throw std::runtime_error("CHECK(" #expr ") failed"); \
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} while (0)
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#define CHECK_EQ(a, b) \
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do { \
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if ((a) != (b)) { \
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std::ostringstream os; \
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os << "CHECK_EQ: " << (a) << " != " << (b); \
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throw std::runtime_error(os.str()); \
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} \
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} while (0)
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#define CHECK_FLOAT_EQ(a, b, eps) \
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do { \
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if (std::fabs((a) - (b)) > (eps)) { \
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std::ostringstream os; \
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os << "CHECK_FLOAT_EQ: |" << (a) << " - " << (b) << "| > " << (eps); \
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throw std::runtime_error(os.str()); \
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} \
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} while (0)
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#define CHECK_THROWS(expr) \
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do { \
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bool caught = false; \
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try { \
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(void)(expr); \
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} catch (...) { \
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caught = true; \
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} \
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if (!caught) \
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throw std::runtime_error("CHECK_THROWS(" #expr ") did not throw"); \
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} while (0)
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