Modifications to layout test framework so that it can work with browser_tests.

Tools/Scripts/webkitpy/layout_tests/port/browser_test_driver_unittest.py

Index: Tools/Scripts/webkitpy/layout_tests/port/browser_test_driver_unittest.py
diff --git a/Tools/Scripts/webkitpy/layout_tests/port/browser_test_driver_unittest.py b/Tools/Scripts/webkitpy/layout_tests/port/browser_test_driver_unittest.py
new file mode 100644
index 0000000000000000000000000000000000000000..0ddccf571075168c0ab4acb89748734e78292a90
--- /dev/null
+++ b/Tools/Scripts/webkitpy/layout_tests/port/browser_test_driver_unittest.py
@@ -0,0 +1,66 @@
+# Copyright (C) 2014 Google Inc. All rights reserved.
+#
+# 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 Inc. 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.
+
+import webkitpy.thirdparty.unittest2 as unittest
+
+from webkitpy.common.system.systemhost_mock import MockSystemHost
+
+from webkitpy.layout_tests.port import Port, Driver, DriverOutput
+from webkitpy.layout_tests.port import browser_test, browser_test_driver
+from webkitpy.layout_tests.port.server_process_mock import MockServerProcess
+
+from webkitpy.layout_tests.port.port_testcase import TestWebKitPort
+
+from webkitpy.tool.mocktool import MockOptions
+
+
+class BrowserTestDriverTest(unittest.TestCase):
+    def test_read_stdin_path(self):
+        port = TestWebKitPort()
+        driver = browser_test_driver.BrowserTestDriver(port, 0, pixel_tests=True)
+        driver._server_process = MockServerProcess(lines=[
+            'StdinPath: /foo/bar', '#EOF'])
+        content_block = driver._read_block(0)
+        self.assertEqual(content_block.stdin_path, '/foo/bar')
+        driver._stdin_directory = None
+
+    def test_open_stdin_path(self):
+        port = TestWebKitPort()
+        driver = browser_test_driver.BrowserTestDriver(port, 0, pixel_tests=True)
+        driver._server_process = MockServerProcess(lines=[
+            'StdinPath: /foo/bar', '#EOF'])
+        driver._open_stdin_path(10, True)
+        self.assertEqual(driver._stdin_directory, '/foo')
+        driver._stdin_directory = None
+
+        driver = browser_test_driver.BrowserTestDriver(port, 0, pixel_tests=True)
+        driver._server_process = MockServerProcess(lines=[
+            'StdinPath: /foo', '#EOF'])
+        driver._open_stdin_path(10, True)
+        self.assertEqual(driver._stdin_directory, None)
+        driver._stdin_directory = None