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78d0730d24
Add a `class ReaderWriter` base class that combines interfaces of pw::stream::Reader/Writer. Change-Id: I20a8d506523483bb9c61f3990ffea2b79a1c1a3c Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/48462 Commit-Queue: Yecheng Zhao <zyecheng@google.com> Reviewed-by: David Rogers <davidrogers@google.com> Reviewed-by: Ali Zhang <alizhang@google.com>
45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
// Copyright 2020 The Pigweed Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not
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// use this file except in compliance with the License. You may obtain a copy of
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// the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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// License for the specific language governing permissions and limitations under
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// the License.
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#include "pw_stream/stream.h"
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#include <limits>
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#include "gtest/gtest.h"
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#include "pw_stream/null_stream.h"
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namespace pw::stream {
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namespace {
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TEST(Stream, DefaultConservativeWriteLimit) {
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NullWriter stream;
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EXPECT_EQ(stream.ConservativeWriteLimit(),
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std::numeric_limits<size_t>::max());
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}
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TEST(Stream, DefaultConservativeReadLimit) {
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NullReader stream;
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EXPECT_EQ(stream.ConservativeReadLimit(), std::numeric_limits<size_t>::max());
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}
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TEST(Stream, DefaultConservativeReadWriteLimit) {
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NullReaderWriter stream;
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EXPECT_EQ(stream.ConservativeWriteLimit(),
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std::numeric_limits<size_t>::max());
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EXPECT_EQ(stream.ConservativeReadLimit(), std::numeric_limits<size_t>::max());
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}
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} // namespace
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} // namespace pw::stream
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