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/**
* Copyright (C) 2021-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#pragma once
#include <tuple>
#include "mongo/unittest/matcher.h"
#include "mongo/unittest/matcher_core.h"
#include "mongo/unittest/unittest.h"
/**
* unittest-style ASSERT that an `expr` successfully matches a `matcher`.
*
* Like most other ASSERT macros, can accept further information via a trailing
* stream `<<` operation.
*
* Example (assumed to be enclosed in namespace mongo):
*
* ASSERT_THAT(std::sqrt(4.0), unittest::match::Eq(2.0));
*
* namespace m = unittest::match;
* ASSERT_THAT(std::sqrt(4.0), m::Eq(2.0)) << "std::sqrt must be reasonable";
*
* // Combine several matchers on the same value into nice one-liners.
* using namespace unittest::match;
* ASSERT_THAT(getGreeting(),
* AllOf(ContainsRegex("^Hello, "),
* Not(ContainsRegex("bye"))));
*
* See https://google.github.io/googletest/reference/matchers.html for inspiration.
*/
#define ASSERT_THAT(expr, matcher) \
if (auto args_ = ::mongo::unittest::match::detail::MatchAssertion{expr, matcher, #expr}) { \
} else \
FAIL(args_.failMsg())
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