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import unittest

from webkitpy.common.system.outputcapture import OutputCapture
from webkitpy.common.config.ports import WebKitPort
from webkitpy.tool.mocktool import MockOptions, MockTool
from webkitpy.tool.steps.update import Update
from webkitpy.tool.steps.runtests import RunTests
from webkitpy.tool.steps.promptforbugortitle import PromptForBugOrTitle


class StepsTest(unittest.TestCase):
    def _step_options(self):
        options = MockOptions()
        options.non_interactive = True
        options.port = 'MOCK port'
        options.quiet = True
        options.test = True
        return options

    def _run_step(self, step, tool=None, options=None, state=None):
        if not tool:
            tool = MockTool()
        if not options:
            options = self._step_options()
        if not state:
            state = {}
        step(tool, options).run(state)

    def test_update_step(self):
        tool = MockTool()
        options = self._step_options()
        options.update = True
        expected_stderr = "Updating working directory\n"
        OutputCapture().assert_outputs(self, self._run_step, [Update, tool, options], expected_stderr=expected_stderr)

    def test_prompt_for_bug_or_title_step(self):
        tool = MockTool()
        tool.user.prompt = lambda message: 42
        self._run_step(PromptForBugOrTitle, tool=tool)

    def test_runtests_args(self):
        mock_options = self._step_options()
        step = RunTests(MockTool(log_executive=True), mock_options)
        # FIXME: We shouldn't use a real port-object here, but there is too much to mock at the moment.
        mock_port = WebKitPort()
        mock_port.name = lambda: "Mac"
        tool = MockTool(log_executive=True)
        tool.port = lambda: mock_port
        step = RunTests(tool, mock_options)
        expected_stderr = """Running Python unit tests
MOCK run_and_throw_if_fail: ['Tools/Scripts/test-webkitpy'], cwd=/mock-checkout
Running Perl unit tests
MOCK run_and_throw_if_fail: ['Tools/Scripts/test-webkitperl'], cwd=/mock-checkout
Running Bindings tests
MOCK run_and_throw_if_fail: ['Tools/Scripts/run-bindings-tests'], cwd=/mock-checkout
Running JavaScriptCore tests
MOCK run_and_throw_if_fail: ['Tools/Scripts/run-javascriptcore-tests'], cwd=/mock-checkout
Running run-webkit-tests
MOCK run_and_throw_if_fail: ['Tools/Scripts/run-webkit-tests', '--no-new-test-results', '--no-launch-safari', '--exit-after-n-failures=20', '--quiet'], cwd=/mock-checkout
"""
        OutputCapture().assert_outputs(self, step.run, [{}], expected_stderr=expected_stderr)
