double_is_nan_test.cc

// Copyright 2016 The Cobalt Authors. All Rights Reserved.
//
// 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 <limits>

#include "starboard/double.h"
#include "testing/gtest/include/gtest/gtest.h"

#if SB_API_VERSION < 13

namespace starboard {
namespace nplb {
namespace {

TEST(SbDoubleIsNanTest, SunnyDay) {
  EXPECT_FALSE(SbDoubleIsNan(1));

  // |quiet_NaN()| is standard, but seems to be newish, and may not be
  // super-portable, keep an eye out.
  EXPECT_TRUE(SbDoubleIsNan(std::numeric_limits<double>::quiet_NaN()));
}

}  // namespace
}  // namespace nplb
}  // namespace starboard

#endif  // SB_API_VERSION < 13