mirror of https://git.matrix.org/git/olm.git
75 lines
2.7 KiB
C++
75 lines
2.7 KiB
C++
#ifndef DOCTEST_CONFIG_DISABLE
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#define DOCTEST_CONFIG_SUPER_FAST_ASSERTS // defined so the asserts are crazy fast - both for compilation and execution
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#endif
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#include <doctest/doctest.h>
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#include "header.h"
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DOCTEST_MAKE_STD_HEADERS_CLEAN_FROM_WARNINGS_ON_WALL_BEGIN
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#include <iostream>
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#include <cstring>
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#include <algorithm>
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DOCTEST_MAKE_STD_HEADERS_CLEAN_FROM_WARNINGS_ON_WALL_END
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DOCTEST_GCC_SUPPRESS_WARNING("-Wmissing-declarations")
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DOCTEST_CLANG_SUPPRESS_WARNING("-Wmissing-prototypes")
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// some function which uses asserts not just for unit testing but also for ensuring contracts in production code
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static void some_func() {
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CHECK_EQ(true, false);
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CHECK_UNARY(false);
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CHECK_UNARY_FALSE(true);
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CHECK(false);
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CHECK_THROWS(std::cout << "hello! \n");
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}
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// std::mutex g_mut;
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static void handler(const doctest::AssertData& ad) {
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using namespace doctest;
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// uncomment if asserts will be used in a multi-threaded context
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// std::lock_guard<std::mutex> lock(g_mut);
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// here we can choose what to do:
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// - log the failed assert
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// - throw an exception
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// - call std::abort() or std::terminate()
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std::cout << Color::LightGrey << skipPathFromFilename(ad.m_file) << "(" << ad.m_line << "): ";
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std::cout << Color::Red << failureString(ad.m_at) << ": ";
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// handling only normal (comparison and unary) asserts - exceptions-related asserts have been skipped
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if(ad.m_at & assertType::is_normal) {
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std::cout << Color::Cyan << assertString(ad.m_at) << "( " << ad.m_expr << " ) ";
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std::cout << Color::None << (ad.m_threw ? "THREW exception: " : "is NOT correct!\n");
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if(ad.m_threw)
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std::cout << ad.m_exception;
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else
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std::cout << " values: " << assertString(ad.m_at) << "( " << ad.m_decomp << " )";
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} else {
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std::cout << Color::None << "an assert dealing with exceptions has failed!";
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}
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std::cout << std::endl;
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}
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void some_program_code(int argc, char** argv) {
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// IGNORE THIS: return if the current test from the doctest CMake tests is not for this file
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if(std::find_if(argv, argv + argc, [](const char* str) { return strcmp(str, "-sf=*asserts_used_outside_of_tests.cpp") == 0; }) == argv + argc) return;
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// construct a context
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doctest::Context context(argc, argv);
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// sets the context as the default one - so asserts used outside of a testing context do not crash
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context.setAsDefaultForAssertsOutOfTestCases();
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// set a handler with a signature: void(const doctest::AssertData&)
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// without setting a handler we would get std::abort() called when an assert fails
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context.setAssertHandler(handler);
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// call the function with asserts out of a testing context - the above handler will be called on failure
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some_func();
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}
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