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import os

from webkitpy.common.net.bugzilla import Attachment

from webkitpy.common.system.outputcapture import OutputCapture

from webkitpy.thirdparty.mock import Mock

from webkitpy.tool.commands.commandtest import CommandsTest

from webkitpy.tool.commands.queues import *

from webkitpy.tool.commands.queuestest import QueuesTest

from webkitpy.tool.mocktool import MockTool, MockSCM

class TestQueue(AbstractPatchQueue):

    name = "test-queue"

class TestReviewQueue(AbstractReviewQueue):

    name = "test-review-queue"

class MockPatch(object):

    def is_rollout(self):

        return True

    def bug_id(self):

        return 12345

    def id(self):

        return 76543

class AbstractQueueTest(CommandsTest):

    def _assert_log_progress_output(self, patch_ids, progress_output):

        OutputCapture().assert_outputs(self, TestQueue().log_progress, [patch_ids], expected_stderr=progress_output)

    def test_log_progress(self):

        self._assert_log_progress_output([1,2,3], "3 patches in test-queue [1, 2, 3]\n")

        self._assert_log_progress_output(["1","2","3"], "3 patches in test-queue [1, 2, 3]\n")

        self._assert_log_progress_output([1], "1 patch in test-queue [1]\n")

    def test_log_directory(self):

        self.assertEquals(TestQueue()._log_directory(), "test-queue-logs")

    def _assert_run_webkit_patch(self, run_args):

        queue = TestQueue()

        tool = MockTool()

        tool.executive = Mock()

        queue.bind_to_tool(tool)

        queue.run_webkit_patch(run_args)

        expected_run_args = ["echo", "--status-host=example.com"] + run_args

        tool.executive.run_and_throw_if_fail.assert_called_with(expected_run_args)

    def test_run_webkit_patch(self):

        self._assert_run_webkit_patch([1])

        self._assert_run_webkit_patch(["one", 2])

    def test_iteration_count(self):

        queue = TestQueue()

        queue.options = Mock()

        queue.options.iterations = 3

        self.assertTrue(queue.should_continue_work_queue())

        self.assertTrue(queue.should_continue_work_queue())

        self.assertTrue(queue.should_continue_work_queue())

        self.assertFalse(queue.should_continue_work_queue())

    def test_no_iteration_count(self):

        queue = TestQueue()

        queue.options = Mock()

        self.assertTrue(queue.should_continue_work_queue())

        self.assertTrue(queue.should_continue_work_queue())

        self.assertTrue(queue.should_continue_work_queue())

        self.assertTrue(queue.should_continue_work_queue())

class AbstractReviewQueueTest(CommandsTest):

    def test_patch_collection_delegate_methods(self):

        queue = TestReviewQueue()

        tool = MockTool()

        queue.bind_to_tool(tool)

        self.assertEquals(queue.collection_name(), "test-review-queue")

        self.assertEquals(queue.fetch_potential_patch_ids(), [103])

        queue.status_server()

        self.assertTrue(queue.is_terminal_status("Pass"))

        self.assertTrue(queue.is_terminal_status("Fail"))

        self.assertTrue(queue.is_terminal_status("Error: Your patch exploded"))

        self.assertFalse(queue.is_terminal_status("Foo"))

class CommitQueueTest(QueuesTest):

    def test_commit_queue(self):

        expected_stderr = {

            "begin_work_queue" : "CAUTION: commit-queue will discard all local changes in \"%s\"\nRunning WebKit commit-queue.\n" % MockSCM.fake_checkout_root,

            "should_proceed_with_work_item": "MOCK: update_status: commit-queue Landing patch\n",

            # FIXME: The commit-queue warns about bad committers twice.  This is due to the fact that we access Attachment.reviewer() twice and it logs each time.

            "next_work_item" : """Warning, attachment 128 on bug 42 has invalid committer (non-committer@example.com)

Warning, attachment 128 on bug 42 has invalid committer (non-committer@example.com)

MOCK setting flag 'commit-queue' to '-' on attachment '128' with comment 'Rejecting patch 128 from commit-queue.' and additional comment 'non-committer@example.com does not have committer permissions according to http://trac.webkit.org/browser/trunk/WebKitTools/Scripts/webkitpy/common/config/committers.py.\n\n- If you do not have committer rights please read http://webkit.org/coding/contributing.html for instructions on how to use bugzilla flags.\n\n- If you have committer rights please correct the error in WebKitTools/Scripts/webkitpy/common/config/committers.py by adding yourself to the file (no review needed).  Due to bug 30084 the commit-queue will require a restart after your change.  Please contact eseidel@chromium.org to request a commit-queue restart.  After restart the commit-queue will correctly respect your committer rights.'

MOCK: update_work_items: commit-queue [106, 197]

2 patches in commit-queue [106, 197]

""",

            "process_work_item" : "MOCK: update_status: commit-queue Pass\n",

            "handle_unexpected_error" : "MOCK setting flag 'commit-queue' to '-' on attachment '1234' with comment 'Rejecting patch 1234 from commit-queue.' and additional comment 'Mock error message'\n",

            "handle_script_error": "MOCK: update_status: commit-queue ScriptError error message\nMOCK setting flag 'commit-queue' to '-' on attachment '1234' with comment 'Rejecting patch 1234 from commit-queue.' and additional comment 'ScriptError error message'\n",

        }

        self.assert_queue_outputs(CommitQueue(), expected_stderr=expected_stderr)

    def test_rollout(self):

        tool = MockTool(log_executive=True)

        tool.buildbot.light_tree_on_fire()

        expected_stderr = {

            "begin_work_queue" : "CAUTION: commit-queue will discard all local changes in \"%s\"\nRunning WebKit commit-queue.\n" % MockSCM.fake_checkout_root,

            "should_proceed_with_work_item": "MOCK: update_status: commit-queue Landing patch\n",

            # FIXME: The commit-queue warns about bad committers twice.  This is due to the fact that we access Attachment.reviewer() twice and it logs each time.

            "next_work_item" : """Warning, attachment 128 on bug 42 has invalid committer (non-committer@example.com)

Warning, attachment 128 on bug 42 has invalid committer (non-committer@example.com)

MOCK setting flag 'commit-queue' to '-' on attachment '128' with comment 'Rejecting patch 128 from commit-queue.' and additional comment 'non-committer@example.com does not have committer permissions according to http://trac.webkit.org/browser/trunk/WebKitTools/Scripts/webkitpy/common/config/committers.py.

- If you do not have committer rights please read http://webkit.org/coding/contributing.html for instructions on how to use bugzilla flags.

- If you have committer rights please correct the error in WebKitTools/Scripts/webkitpy/common/config/committers.py by adding yourself to the file (no review needed).  Due to bug 30084 the commit-queue will require a restart after your change.  Please contact eseidel@chromium.org to request a commit-queue restart.  After restart the commit-queue will correctly respect your committer rights.'

MOCK: update_work_items: commit-queue [106, 197]

2 patches in commit-queue [106, 197]

""",

            "process_work_item" : "MOCK run_and_throw_if_fail: ['echo', '--status-host=example.com', 'land-attachment', '--force-clean', '--build', '--non-interactive', '--ignore-builders', '--build-style=both', '--quiet', 1234, '--test']\nMOCK: update_status: commit-queue Pass\n",

            "handle_unexpected_error" : "MOCK setting flag 'commit-queue' to '-' on attachment '1234' with comment 'Rejecting patch 1234 from commit-queue.' and additional comment 'Mock error message'\n",

            "handle_script_error": "MOCK: update_status: commit-queue ScriptError error message\nMOCK setting flag 'commit-queue' to '-' on attachment '1234' with comment 'Rejecting patch 1234 from commit-queue.' and additional comment 'ScriptError error message'\n",

        }

        self.assert_queue_outputs(CommitQueue(), tool=tool, expected_stderr=expected_stderr)

    def test_rollout_lands(self):

        tool = MockTool(log_executive=True)

        tool.buildbot.light_tree_on_fire()

        rollout_patch = MockPatch()

        expected_stderr = {

            "begin_work_queue": "CAUTION: commit-queue will discard all local changes in \"%s\"\nRunning WebKit commit-queue.\n" % MockSCM.fake_checkout_root,

            "should_proceed_with_work_item": "MOCK: update_status: commit-queue Landing rollout patch\n",

            # FIXME: The commit-queue warns about bad committers twice.  This is due to the fact that we access Attachment.reviewer() twice and it logs each time.

            "next_work_item": """Warning, attachment 128 on bug 42 has invalid committer (non-committer@example.com)

Warning, attachment 128 on bug 42 has invalid committer (non-committer@example.com)

MOCK setting flag 'commit-queue' to '-' on attachment '128' with comment 'Rejecting patch 128 from commit-queue.' and additional comment 'non-committer@example.com does not have committer permissions according to http://trac.webkit.org/browser/trunk/WebKitTools/Scripts/webkitpy/common/config/committers.py.

- If you do not have committer rights please read http://webkit.org/coding/contributing.html for instructions on how to use bugzilla flags.

- If you have committer rights please correct the error in WebKitTools/Scripts/webkitpy/common/config/committers.py by adding yourself to the file (no review needed).  Due to bug 30084 the commit-queue will require a restart after your change.  Please contact eseidel@chromium.org to request a commit-queue restart.  After restart the commit-queue will correctly respect your committer rights.'

MOCK: update_work_items: commit-queue [106, 197]

2 patches in commit-queue [106, 197]

""",

            "process_work_item": "MOCK run_and_throw_if_fail: ['echo', '--status-host=example.com', 'land-attachment', '--force-clean', '--build', '--non-interactive', '--ignore-builders', '--build-style=both', '--quiet', 76543]\nMOCK: update_status: commit-queue Pass\n",

            "handle_unexpected_error": "MOCK setting flag 'commit-queue' to '-' on attachment '76543' with comment 'Rejecting patch 76543 from commit-queue.' and additional comment 'Mock error message'\n",

            "handle_script_error": "MOCK: update_status: commit-queue ScriptError error message\nMOCK setting flag 'commit-queue' to '-' on attachment '1234' with comment 'Rejecting patch 1234 from commit-queue.' and additional comment 'ScriptError error message'\n",

        }

        self.assert_queue_outputs(CommitQueue(), tool=tool, work_item=rollout_patch, expected_stderr=expected_stderr)

    def test_can_build_and_test(self):

        queue = CommitQueue()

        tool = MockTool()

        tool.executive = Mock()

        queue.bind_to_tool(tool)

        self.assertTrue(queue._can_build_and_test())

        expected_run_args = ["echo", "--status-host=example.com", "build-and-test", "--force-clean", "--build", "--test", "--non-interactive", "--no-update", "--build-style=both", "--quiet"]

        tool.executive.run_and_throw_if_fail.assert_called_with(expected_run_args)

    def _mock_attachment(self, is_rollout, attach_date):

        attachment = Mock()

        attachment.is_rollout = lambda: is_rollout

        attachment.attach_date = lambda: attach_date

        return attachment

    def test_patch_cmp(self):

        long_ago_date = datetime(1900, 1, 21)

        recent_date = datetime(2010, 1, 21)

        attachment1 = self._mock_attachment(is_rollout=False, attach_date=recent_date)

        attachment2 = self._mock_attachment(is_rollout=False, attach_date=long_ago_date)

        attachment3 = self._mock_attachment(is_rollout=True, attach_date=recent_date)

        attachment4 = self._mock_attachment(is_rollout=True, attach_date=long_ago_date)

        attachments = [attachment1, attachment2, attachment3, attachment4]

        expected_sort = [attachment4, attachment3, attachment2, attachment1]

        queue = CommitQueue()

        attachments.sort(queue._patch_cmp)

        self.assertEqual(attachments, expected_sort)

class RietveldUploadQueueTest(QueuesTest):

    def test_rietveld_upload_queue(self):

        expected_stderr = {

            "begin_work_queue": "CAUTION: rietveld-upload-queue will discard all local changes in \"%s\"\nRunning WebKit rietveld-upload-queue.\n" % MockSCM.fake_checkout_root,

            "should_proceed_with_work_item": "MOCK: update_status: rietveld-upload-queue Uploading patch\n",

            "process_work_item": "MOCK: update_status: rietveld-upload-queue Pass\n",

            "handle_unexpected_error": "Mock error message\nMOCK setting flag 'in-rietveld' to '-' on attachment '1234' with comment 'None' and additional comment 'None'\n",

            "handle_script_error": "ScriptError error message\nMOCK: update_status: rietveld-upload-queue ScriptError error message\nMOCK setting flag 'in-rietveld' to '-' on attachment '1234' with comment 'None' and additional comment 'None'\n",

        }

        self.assert_queue_outputs(RietveldUploadQueue(), expected_stderr=expected_stderr)

class StyleQueueTest(QueuesTest):

    def test_style_queue(self):

        expected_stderr = {

            "begin_work_queue" : "CAUTION: style-queue will discard all local changes in \"%s\"\nRunning WebKit style-queue.\n" % MockSCM.fake_checkout_root,

            "next_work_item": "MOCK: update_work_items: style-queue [103]\n",

            "should_proceed_with_work_item": "MOCK: update_status: style-queue Checking style\n",

            "process_work_item" : "MOCK: update_status: style-queue Pass\n",

            "handle_unexpected_error" : "Mock error message\n",

            "handle_script_error": "MOCK: update_status: style-queue ScriptError error message\nMOCK bug comment: bug_id=345, cc=[]\n--- Begin comment ---\\Attachment 1234 did not pass style-queue:\n\nScriptError error message\n\nIf any of these errors are false positives, please file a bug against check-webkit-style.\n--- End comment ---\n\n",

        }

        expected_exceptions = {

            "handle_script_error": SystemExit,

        }

        self.assert_queue_outputs(StyleQueue(), expected_stderr=expected_stderr, expected_exceptions=expected_exceptions)