platform_system_core/base/parsedouble_test.cpp

39 lines
1.3 KiB
C++

/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "android-base/parsedouble.h"
#include <gtest/gtest.h>
TEST(parsedouble, smoke) {
double d;
ASSERT_FALSE(android::base::ParseDouble("", &d));
ASSERT_FALSE(android::base::ParseDouble("x", &d));
ASSERT_FALSE(android::base::ParseDouble("123.4x", &d));
ASSERT_TRUE(android::base::ParseDouble("123.4", &d));
ASSERT_DOUBLE_EQ(123.4, d);
ASSERT_TRUE(android::base::ParseDouble("-123.4", &d));
ASSERT_DOUBLE_EQ(-123.4, d);
ASSERT_TRUE(android::base::ParseDouble("0", &d, 0.0));
ASSERT_DOUBLE_EQ(0.0, d);
ASSERT_FALSE(android::base::ParseDouble("0", &d, 1e-9));
ASSERT_FALSE(android::base::ParseDouble("3.0", &d, -1.0, 2.0));
ASSERT_TRUE(android::base::ParseDouble("1.0", &d, 0.0, 2.0));
ASSERT_DOUBLE_EQ(1.0, d);
}