1# Copyright (C) 2011 Google Inc. All rights reserved.
2#
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4# modification, are permitted provided that the following conditions are
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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