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import unittest

from webkitpy.common.host_mock import MockHost
from webkitpy.port import test
from webkitpy.layout_tests.servers.http_server_base import HttpServerBase


class TestHttpServerBase(unittest.TestCase):
    def test_corrupt_pid_file(self):
        # This tests that if the pid file is corrupt or invalid,
        # both start() and stop() deal with it correctly and delete the file.
        host = MockHost()
        test_port = test.TestPort(host)

        server = HttpServerBase(test_port)
        server._pid_file = '/tmp/pidfile'
        server._spawn_process = lambda: 4
        server._is_server_running_on_all_ports = lambda: True

        host.filesystem.write_text_file(server._pid_file, 'foo')
        server.stop()
        self.assertEqual(host.filesystem.files[server._pid_file], None)

        host.filesystem.write_text_file(server._pid_file, 'foo')
        server.start()
        self.assertEqual(server._pid, 4)

        # Note that the pid file would not be None if _spawn_process()
        # was actually a real implementation.
        self.assertEqual(host.filesystem.files[server._pid_file], None)

    def test_build_alias_path_pairs(self):
        host = MockHost()
        test_port = test.TestPort(host)
        server = HttpServerBase(test_port)

        data = [
            ['/media-resources', 'media'],
            ['/modern-media-controls', '../Source/WebCore/Modules/modern-media-controls'],
            ['/resources/testharness.css', 'resources/testharness.css'],
        ]

        expected = [
            ('/media-resources', '/test.checkout/LayoutTests/media'),
            ('/modern-media-controls', '/test.checkout/LayoutTests/../Source/WebCore/Modules/modern-media-controls'),
            ('/resources/testharness.css', '/test.checkout/LayoutTests/resources/testharness.css'),
        ]

        self.assertEqual(server._build_alias_path_pairs(data), expected)