Tools/Scripts/webkitpy/tool/steps/closebugforlanddiff_unittest.py

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import unittest

from webkitpy.common.system.outputcapture import OutputCapture
from webkitpy.tool.mocktool import MockOptions, MockTool
from webkitpy.tool.steps.closebugforlanddiff import CloseBugForLandDiff

class CloseBugForLandDiffTest(unittest.TestCase):
    def test_empty_state(self):
        capture = OutputCapture()
        step = CloseBugForLandDiff(MockTool(), MockOptions())
        expected_stderr = "Committed r49824: <http://trac.webkit.org/changeset/49824>\nNo bug id provided.\n"
        capture.assert_outputs(self, step.run, [{"commit_text" : "Mock commit text"}], expected_stderr=expected_stderr)