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// Copyright 2022 Google LLC
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google LLC nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// scoped_pipe_unittest.cc: Unit tests for google_breakpad::ScopedPipe.
#ifdef HAVE_CONFIG_H
#include <config.h> // Must come first
#endif
#include "common/linux/scoped_pipe.h"
#include "breakpad_googletest_includes.h"
namespace google_breakpad {
TEST(ScopedPipeTest, WriteAndClose) {
const char kTestData[] = "One\nTwo\nThree";
ScopedPipe pipe;
std::string line;
ASSERT_TRUE(pipe.Init());
ASSERT_TRUE(pipe.WriteForTesting(kTestData, strlen(kTestData)));
pipe.CloseWriteFd();
ASSERT_TRUE(pipe.ReadLine(line));
ASSERT_EQ(line, "One");
ASSERT_TRUE(pipe.ReadLine(line));
ASSERT_EQ(line, "Two");
ASSERT_TRUE(pipe.ReadLine(line));
ASSERT_EQ(line, "Three");
ASSERT_FALSE(pipe.ReadLine(line));
}
TEST(ScopedPipeTest, MultipleWrites) {
const char kTestDataOne[] = "One\n";
const char kTestDataTwo[] = "Two\n";
ScopedPipe pipe;
std::string line;
ASSERT_TRUE(pipe.Init());
ASSERT_TRUE(pipe.WriteForTesting(kTestDataOne, strlen(kTestDataOne)));
ASSERT_TRUE(pipe.ReadLine(line));
ASSERT_EQ(line, "One");
ASSERT_TRUE(pipe.WriteForTesting(kTestDataTwo, strlen(kTestDataTwo)));
ASSERT_TRUE(pipe.ReadLine(line));
ASSERT_EQ(line, "Two");
}
} // namespace google_breakpad
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