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/*
* Copyright (c) 2021 The WebRTC 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 "net/dcsctp/packet/bounded_byte_reader.h"
#include "api/array_view.h"
#include "rtc_base/buffer.h"
#include "rtc_base/checks.h"
#include "rtc_base/gunit.h"
#include "test/gmock.h"
namespace dcsctp {
namespace {
using ::testing::ElementsAre;
TEST(BoundedByteReaderTest, CanLoadData) {
uint8_t data[14] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4};
BoundedByteReader<8> reader(data);
EXPECT_EQ(reader.variable_data_size(), 6U);
EXPECT_EQ(reader.Load32<0>(), 0x01020304U);
EXPECT_EQ(reader.Load32<4>(), 0x05060708U);
EXPECT_EQ(reader.Load16<4>(), 0x0506U);
EXPECT_EQ(reader.Load8<4>(), 0x05U);
EXPECT_EQ(reader.Load8<5>(), 0x06U);
BoundedByteReader<6> sub = reader.sub_reader<6>(0);
EXPECT_EQ(sub.Load16<0>(), 0x0900U);
EXPECT_EQ(sub.Load32<0>(), 0x09000102U);
EXPECT_EQ(sub.Load16<4>(), 0x0304U);
EXPECT_THAT(reader.variable_data(), ElementsAre(9, 0, 1, 2, 3, 4));
}
} // namespace
} // namespace dcsctp
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