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/**
* Copyright (C) 2018-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.
*/
/**
* Unit tests of the unittest framework itself.
*/
#include "mongo/unittest/unittest.h"
namespace {
class TestFixture : public mongo::unittest::Test {
protected:
int _myVar;
static int _num_set_ups;
static int _num_tear_downs;
void setUp() {
_num_set_ups++;
_myVar = 10;
}
void tearDown() {
_num_tear_downs++;
_myVar = 0;
}
int inc() {
return ++_myVar;
}
void throwSpecialException() {
throw FixtureExceptionForTesting();
}
};
int TestFixture::_num_set_ups = 0;
int TestFixture::_num_tear_downs = 0;
// NOTE:
// Test cases should not be designed that depend on the order they appear. But because
// we're testing the test framework itself, we do not follow this rule here and require the
// following four tests to be in that order.
// vvvvvvvvvvvvvvvvvvvvvvvv Do not add tests below
// This needs to be the very first test. Please, see NOTE above.
TEST_F(TestFixture, SetUpTest) {
ASSERT_EQUALS(_num_set_ups, 1);
ASSERT_EQUALS(_num_tear_downs, 0);
}
// This needs to be the second test. Please, see NOTE above.
TEST_F(TestFixture, TearDownTest) {
ASSERT_EQUALS(_num_set_ups, 2);
ASSERT_EQUALS(_num_tear_downs, 1);
}
// This needs to be the third/fourth test. Please, see NOTE above. We are
// finishing a test case by throwing an exception. Normally, the framework
// would treat this as an error. But what we'd like here is to make sure
// that the fixture tear down routines were called in that case.
TEST_F(TestFixture, Throwing) {
throwSpecialException();
}
TEST_F(TestFixture, TearDownAfterThrowing) {
// Make sure tear down was called in the test above this.
ASSERT_EQUALS(_num_tear_downs, 3);
}
// ^^^^^^^^^^^^^^^^^^^^^^^^ Do not add test above
// New tests may be added below.
TEST_F(TestFixture, VariableAndMethodAccessTest) {
ASSERT_EQUALS(10, _myVar);
ASSERT_EQUALS(11, inc());
}
class EmptyFixture : public mongo::unittest::Test {};
TEST_F(EmptyFixture, EmptyTest) {}
} // unnamed namespace
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