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author | Alex Ray <aray@google.com> | 2013-08-02 14:40:08 -0700 |
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committer | Alex Ray <aray@google.com> | 2013-08-02 14:40:08 -0700 |
commit | d98e07fdf9c338589f263c47ce5c844ed43efad5 (patch) | |
tree | d4ff9849df225df1e4c46386fdabe30407ba5513 /libutils/tests/TestHelpers.h | |
parent | be06210c508d5878dcc7d185e5613f4c7e38dfe8 (diff) | |
download | system_core-d98e07fdf9c338589f263c47ce5c844ed43efad5.zip system_core-d98e07fdf9c338589f263c47ce5c844ed43efad5.tar.gz system_core-d98e07fdf9c338589f263c47ce5c844ed43efad5.tar.bz2 |
move libs/utils to libutils
Change-Id: I6cf4268599460791414882f91eeb88a992fbd29d
Diffstat (limited to 'libutils/tests/TestHelpers.h')
-rw-r--r-- | libutils/tests/TestHelpers.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/libutils/tests/TestHelpers.h b/libutils/tests/TestHelpers.h new file mode 100644 index 0000000..d8e985e --- /dev/null +++ b/libutils/tests/TestHelpers.h @@ -0,0 +1,79 @@ +/* + * Copyright (C) 2010 The Android Open Source Project + * + * 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. + */ + +#ifndef TESTHELPERS_H +#define TESTHELPERS_H + +#include <utils/threads.h> + +namespace android { + +class Pipe { +public: + int sendFd; + int receiveFd; + + Pipe() { + int fds[2]; + ::pipe(fds); + + receiveFd = fds[0]; + sendFd = fds[1]; + } + + ~Pipe() { + if (sendFd != -1) { + ::close(sendFd); + } + + if (receiveFd != -1) { + ::close(receiveFd); + } + } + + status_t writeSignal() { + ssize_t nWritten = ::write(sendFd, "*", 1); + return nWritten == 1 ? 0 : -errno; + } + + status_t readSignal() { + char buf[1]; + ssize_t nRead = ::read(receiveFd, buf, 1); + return nRead == 1 ? 0 : nRead == 0 ? -EPIPE : -errno; + } +}; + +class DelayedTask : public Thread { + int mDelayMillis; + +public: + DelayedTask(int delayMillis) : mDelayMillis(delayMillis) { } + +protected: + virtual ~DelayedTask() { } + + virtual void doTask() = 0; + + virtual bool threadLoop() { + usleep(mDelayMillis * 1000); + doTask(); + return false; + } +}; + +} // namespace android + +#endif // TESTHELPERS_H |