1# Copyright (C) 2011 Google Inc. All rights reserved. 2# 3# Redistribution and use in source and binary forms, with or without 4# modification, are permitted provided that the following conditions are 5# met: 6# 7# * Redistributions of source code must retain the above copyright 8# notice, this list of conditions and the following disclaimer. 9# * Redistributions in binary form must reproduce the above 10# copyright notice, this list of conditions and the following disclaimer 11# in the documentation and/or other materials provided with the 12# distribution. 13# * Neither the name of Google Inc. nor the names of its 14# contributors may be used to endorse or promote products derived from 15# this software without specific prior written permission. 16# 17# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 29import unittest 30 31from webkitpy.layout_tests.port import server_process 32 33 34class MockFile(object): 35 def __init__(self, server_process): 36 self._server_process = server_process 37 38 def fileno(self): 39 return 1 40 41 def write(self, line): 42 self._server_process.broken_pipes.append(self) 43 raise IOError 44 45 def close(self): 46 pass 47 48 49class MockProc(object): 50 def __init__(self, server_process): 51 self.stdin = MockFile(server_process) 52 self.stdout = MockFile(server_process) 53 self.stderr = MockFile(server_process) 54 self.pid = 1 55 56 def poll(self): 57 return 1 58 59 60class FakeServerProcess(server_process.ServerProcess): 61 def _start(self): 62 self._proc = MockProc(self) 63 self.stdin = self._proc.stdin 64 self.broken_pipes = [] 65 66 67class TestServerProcess(unittest.TestCase): 68 def test_broken_pipe(self): 69 server_process = FakeServerProcess(port_obj=None, name="test", cmd=["test"]) 70 server_process.write("should break") 71 self.assertTrue(server_process.crashed) 72 self.assertEquals(server_process._proc, None) 73 self.assertEquals(server_process.broken_pipes, [server_process.stdin]) 74 75 76if __name__ == '__main__': 77 unittest.main() 78