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// Copyright (c) 2016 The WebM project authors. All Rights Reserved.
//
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file in the root of the source
// tree. An additional intellectual property rights grant can be found
// in the file PATENTS. All contributing project authors may
// be found in the AUTHORS file in the root of the source tree.
#include "src/float_parser.h"
#include "gtest/gtest.h"
#include "test_utils/element_parser_test.h"
#include "webm/status.h"
using webm::ElementParserTest;
using webm::FloatParser;
using webm::kUnknownElementSize;
using webm::Status;
namespace {
class FloatParserTest : public ElementParserTest<FloatParser> {};
TEST_F(FloatParserTest, InvalidSize) {
TestInit(1, Status::kInvalidElementSize);
TestInit(5, Status::kInvalidElementSize);
TestInit(9, Status::kInvalidElementSize);
TestInit(kUnknownElementSize, Status::kInvalidElementSize);
}
TEST_F(FloatParserTest, CustomDefault) {
const double sqrt2 = 1.4142135623730951454746218587388284504413604736328125;
ResetParser(sqrt2);
ParseAndVerify();
EXPECT_EQ(sqrt2, parser_.value());
}
TEST_F(FloatParserTest, ValidFloat) {
ParseAndVerify();
EXPECT_EQ(0, parser_.value());
SetReaderData({0x40, 0xC9, 0x0F, 0xDB});
ParseAndVerify();
EXPECT_EQ(6.283185482025146484375, parser_.value());
SetReaderData({0x40, 0x05, 0xBF, 0x0A, 0x8B, 0x14, 0x57, 0x69});
ParseAndVerify();
EXPECT_EQ(2.718281828459045090795598298427648842334747314453125,
parser_.value());
}
TEST_F(FloatParserTest, IncrementalParse) {
SetReaderData({0x3F, 0xF9, 0xE3, 0x77, 0x9B, 0x97, 0xF4, 0xA8});
IncrementalParseAndVerify();
EXPECT_EQ(1.6180339887498949025257388711906969547271728515625,
parser_.value());
}
} // namespace
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