1 files changed, 176 insertions, 0 deletions
diff --git a/WebKitTools/Scripts/webkitpy/layout_tests/port/config_unittest.py b/WebKitTools/Scripts/webkitpy/layout_tests/port/config_unittest.py
new file mode 100644
index 0000000..4674cba
--- /dev/null
+++ b/WebKitTools/Scripts/webkitpy/layout_tests/port/config_unittest.py
@@ -0,0 +1,176 @@
+# Copyright (C) 2010 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 codecs
+import os
+import StringIO
+import unittest
+
+from webkitpy.common.system import outputcapture
+
+import config
+
+
+# FIXME: This makes StringIO objects work with "with". Remove
+# when we upgrade to 2.6.
+class NewStringIO(StringIO.StringIO):
+    def __enter__(self):
+        return self
+
+    def __exit__(self, type, value, traceback):
+        pass
+
+
+class MockExecutive(object):
+    def __init__(self, output='', exit_code=0):
+        self._output = output
+        self._exit_code = exit_code
+
+    def run_command(self, arg_list, return_exit_code=False,
+                    decode_output=False):
+        if return_exit_code:
+            return self._exit_code
+        return self._output
+
+
+class ConfigTest(unittest.TestCase):
+    def tearDown(self):
+        config.clear_cached_configuration()
+
+    def assertConfiguration(self, contents, expected):
+        # This tests that a configuration file containing
+        # _contents_ endsd up being interpreted as _expected_.
+        #
+        # FIXME: rewrite this when we have a filesystem abstraction we
+        # can mock out more easily.
+        config.clear_cached_configuration()
+        orig_open = codecs.open
+
+        def wrap_open(contents):
+            def open_wrapper(path, mode, encoding):
+                return NewStringIO(contents)
+            return open_wrapper
+
+        try:
+            orig_exists = os.path.exists
+            os.path.exists = lambda p: True
+            codecs.open = wrap_open(contents)
+
+            e = MockExecutive(output='foo')
+            c = config.Config(e)
+            self.assertEqual(c.default_configuration(), expected)
+        finally:
+            os.path.exists = orig_exists
+            codecs.open = orig_open
+
+    def test_build_directory_toplevel(self):
+        e = MockExecutive(output="toplevel")
+        c = config.Config(e)
+        self.assertEqual(c.build_directory(None), 'toplevel')
+
+        # Test again to check caching
+        self.assertEqual(c.build_directory(None), 'toplevel')
+
+    def test_build_directory__release(self):
+        e = MockExecutive(output="release")
+        c = config.Config(e)
+        self.assertEqual(c.build_directory('Release'), 'release')
+
+    def test_build_directory__debug(self):
+        e = MockExecutive(output="debug")
+        c = config.Config(e)
+        self.assertEqual(c.build_directory('Debug'), 'debug')
+
+    def test_build_directory__unknown(self):
+        e = MockExecutive(output="unknown")
+        c = config.Config(e)
+        self.assertRaises(KeyError, c.build_directory, 'Unknown')
+
+    def test_build_dumprendertree__success(self):
+        e = MockExecutive(exit_code=0)
+        c = config.Config(e)
+        self.assertTrue(c.build_dumprendertree("Debug"))
+        self.assertTrue(c.build_dumprendertree("Release"))
+        self.assertRaises(KeyError, c.build_dumprendertree, "Unknown")
+
+    def test_build_dumprendertree__failure(self):
+        e = MockExecutive(exit_code=-1)
+        c = config.Config(e)
+
+        oc = outputcapture.OutputCapture()
+        oc.capture_output()
+        self.assertFalse(c.build_dumprendertree('Debug'))
+        (out, err) = oc.restore_output()
+
+        oc.capture_output()
+        self.assertFalse(c.build_dumprendertree('Release'))
+        oc.restore_output()
+
+    def test_default_configuration__release(self):
+        self.assertConfiguration('Release', 'Release')
+
+    def test_default_configuration__debug(self):
+        self.assertConfiguration('Debug', 'Debug')
+
+    def test_default_configuration__deployment(self):
+        self.assertConfiguration('Deployment', 'Release')
+
+    def test_default_configuration__development(self):
+        self.assertConfiguration('Development', 'Debug')
+
+    def test_default_configuration__notfound(self):
+        # This tests what happens if the default configuration file
+        # doesn't exist.
+        config.clear_cached_configuration()
+        try:
+            orig_exists = os.path.exists
+            os.path.exists = lambda p: False
+            e = MockExecutive(output="foo")
+            c = config.Config(e)
+            self.assertEqual(c.default_configuration(), "Release")
+        finally:
+            os.path.exists = orig_exists
+
+    def test_default_configuration__unknown(self):
+        # Ignore the warning about an unknown configuration value.
+        oc = outputcapture.OutputCapture()
+        oc.capture_output()
+        self.assertConfiguration('Unknown', 'Unknown')
+        oc.restore_output()
+
+    def test_path_from_webkit_base(self, *comps):
+        c = config.Config(None)
+        self.assertTrue(c.path_from_webkit_base('foo'))
+
+    def test_webkit_base_dir(self):
+        c = config.Config(None)
+        self.assertTrue(c.webkit_base_dir())
+
+
+if __name__ == '__main__':
+    unittest.main()