from unittest.mock import MagicMock, patch from zerver.lib.test_classes import WebhookTestCase from zerver.webhooks.bitbucket2.view import get_user_info TOPIC = "Repository name" TOPIC_PR_EVENTS = "Repository name / PR #1 new commit" TOPIC_ISSUE_EVENTS = "Repository name / Issue #1 Bug" TOPIC_BRANCH_EVENTS = "Repository name / master" class Bitbucket2HookTests(WebhookTestCase): STREAM_NAME = 'bitbucket2' URL_TEMPLATE = "/api/v1/external/bitbucket2?stream={stream}&api_key={api_key}" FIXTURE_DIR_NAME = 'bitbucket2' def test_bitbucket2_on_push_event(self) -> None: commit_info = '* first commit ([84b96ad](https://bitbucket.org/kolaszek/repository-name/commits/84b96adc644a30fd6465b3d196369d880762afed))' expected_message = f"Tomasz [pushed](https://bitbucket.org/kolaszek/repository-name/branch/master) 1 commit to branch master.\n\n{commit_info}" self.check_webhook("push", TOPIC_BRANCH_EVENTS, expected_message) def test_bitbucket2_on_push_commits_multiple_committers(self) -> None: commit_info = '* first commit ([84b96ad](https://bitbucket.org/kolaszek/repository-name/commits/84b96adc644a30fd6465b3d196369d880762afed))\n' expected_message = f"""Tomasz [pushed](https://bitbucket.org/kolaszek/repository-name/branch/master) 3 commits to branch master. Commits by Ben (2) and Tomasz (1).\n\n{commit_info*2}* first commit ([84b96ad](https://bitbucket.org/kolaszek/repository-name/commits/84b96adc644a30fd6465b3d196369d880762afed))""" self.check_webhook("push_multiple_committers", TOPIC_BRANCH_EVENTS, expected_message) def test_bitbucket2_on_push_commits_multiple_committers_with_others(self) -> None: commit_info = '* first commit ([84b96ad](https://bitbucket.org/kolaszek/repository-name/commits/84b96adc644a30fd6465b3d196369d880762afed))\n' expected_message = f"""Tomasz [pushed](https://bitbucket.org/kolaszek/repository-name/branch/master) 10 commits to branch master. Commits by Tomasz (4), James (3), Brendon (2) and others (1).\n\n{commit_info*9}* first commit ([84b96ad](https://bitbucket.org/kolaszek/repository-name/commits/84b96adc644a30fd6465b3d196369d880762afed))""" self.check_webhook( "push_multiple_committers_with_others", TOPIC_BRANCH_EVENTS, expected_message ) def test_bitbucket2_on_push_commits_multiple_committers_filtered_by_branches(self) -> None: self.url = self.build_webhook_url(branches='master,development') commit_info = '* first commit ([84b96ad](https://bitbucket.org/kolaszek/repository-name/commits/84b96adc644a30fd6465b3d196369d880762afed))\n' expected_message = f"""Tomasz [pushed](https://bitbucket.org/kolaszek/repository-name/branch/master) 3 commits to branch master. Commits by Ben (2) and Tomasz (1).\n\n{commit_info*2}* first commit ([84b96ad](https://bitbucket.org/kolaszek/repository-name/commits/84b96adc644a30fd6465b3d196369d880762afed))""" self.check_webhook("push_multiple_committers", TOPIC_BRANCH_EVENTS, expected_message) def test_bitbucket2_on_push_commits_multiple_committers_with_others_filtered_by_branches( self, ) -> None: self.url = self.build_webhook_url(branches='master,development') commit_info = '* first commit ([84b96ad](https://bitbucket.org/kolaszek/repository-name/commits/84b96adc644a30fd6465b3d196369d880762afed))\n' expected_message = f"""Tomasz [pushed](https://bitbucket.org/kolaszek/repository-name/branch/master) 10 commits to branch master. Commits by Tomasz (4), James (3), Brendon (2) and others (1).\n\n{commit_info*9}* first commit ([84b96ad](https://bitbucket.org/kolaszek/repository-name/commits/84b96adc644a30fd6465b3d196369d880762afed))""" self.check_webhook( "push_multiple_committers_with_others", TOPIC_BRANCH_EVENTS, expected_message ) def test_bitbucket2_on_push_event_filtered_by_branches(self) -> None: self.url = self.build_webhook_url(branches='master,development') commit_info = '* first commit ([84b96ad](https://bitbucket.org/kolaszek/repository-name/commits/84b96adc644a30fd6465b3d196369d880762afed))' expected_message = f"Tomasz [pushed](https://bitbucket.org/kolaszek/repository-name/branch/master) 1 commit to branch master.\n\n{commit_info}" self.check_webhook("push", TOPIC_BRANCH_EVENTS, expected_message) def test_bitbucket2_on_push_commits_above_limit_event(self) -> None: commit_info = '* a ([6f161a7](https://bitbucket.org/kolaszek/repository-name/commits/6f161a7bced94430ac8947d87dbf45c6deee3fb0))\n' expected_message = f"Tomasz [pushed](https://bitbucket.org/kolaszek/repository-name/branches/compare/6f161a7bced94430ac8947d87dbf45c6deee3fb0..1221f2fda6f1e3654b09f1f3a08390e4cb25bb48) 5 commits to branch master.\n\n{(commit_info * 5)}[and more commit(s)]" self.check_webhook("push_commits_above_limit", TOPIC_BRANCH_EVENTS, expected_message) def test_bitbucket2_on_push_commits_above_limit_filtered_by_branches(self) -> None: self.url = self.build_webhook_url(branches='master,development') commit_info = '* a ([6f161a7](https://bitbucket.org/kolaszek/repository-name/commits/6f161a7bced94430ac8947d87dbf45c6deee3fb0))\n' expected_message = f"Tomasz [pushed](https://bitbucket.org/kolaszek/repository-name/branches/compare/6f161a7bced94430ac8947d87dbf45c6deee3fb0..1221f2fda6f1e3654b09f1f3a08390e4cb25bb48) 5 commits to branch master.\n\n{(commit_info * 5)}[and more commit(s)]" self.check_webhook("push_commits_above_limit", TOPIC_BRANCH_EVENTS, expected_message) def test_bitbucket2_on_force_push_event(self) -> None: expected_message = "Tomasz [force pushed](https://bitbucket.org/kolaszek/repository-name/branch/master) to branch master. Head is now 25f93d22b719e2d678a7ad5ee0ef0d1fcdf39c12." self.check_webhook("force_push", TOPIC_BRANCH_EVENTS, expected_message) def test_bitbucket2_on_force_push_event_filtered_by_branches(self) -> None: self.url = self.build_webhook_url(branches='master,development') expected_message = "Tomasz [force pushed](https://bitbucket.org/kolaszek/repository-name/branch/master) to branch master. Head is now 25f93d22b719e2d678a7ad5ee0ef0d1fcdf39c12." self.check_webhook("force_push", TOPIC_BRANCH_EVENTS, expected_message) def test_bitbucket2_on_remove_branch_event(self) -> None: expected_message = "Tomasz deleted branch master." self.check_webhook("remove_branch", TOPIC_BRANCH_EVENTS, expected_message) def test_bitbucket2_on_fork_event(self) -> None: expected_message = "Tomasz forked the repository into [kolaszek/repository-name2](https://bitbucket.org/kolaszek/repository-name2)." self.check_webhook("fork", TOPIC, expected_message) def test_bitbucket2_on_commit_comment_created_event(self) -> None: expected_message = "Tomasz [commented](https://bitbucket.org/kolaszek/repository-name/commits/32c4ea19aa3af10acd08e419e2c354941a365d74#comment-3354963) on [32c4ea1](https://bitbucket.org/kolaszek/repository-name/commits/32c4ea19aa3af10acd08e419e2c354941a365d74):\n~~~ quote\nNice fix!\n~~~" self.check_webhook("commit_comment_created", TOPIC, expected_message) def test_bitbucket2_on_commit_status_changed_event(self) -> None: expected_message = "[System mybuildtool](https://my-build-tool.com/builds/MY-PROJECT/BUILD-777) changed status of [9fec847](https://bitbucket.org/kolaszek/repository-name/commits/9fec847784abb10b2fa567ee63b85bd238955d0e) to SUCCESSFUL." self.check_webhook("commit_status_changed", TOPIC, expected_message) def test_bitbucket2_on_issue_created_event(self) -> None: expected_message = "Tomasz created [Issue #1](https://bitbucket.org/kolaszek/repository-name/issues/2/bug) (assigned to Tomasz):\n\n~~~ quote\nSuch a bug\n~~~" self.check_webhook("issue_created", TOPIC_ISSUE_EVENTS, expected_message) def test_bitbucket2_on_issue_created_with_custom_topic_in_url(self) -> None: self.url = self.build_webhook_url(topic="notifications") expected_topic = "notifications" expected_message = "Tomasz created [Issue #1 Bug](https://bitbucket.org/kolaszek/repository-name/issues/2/bug) (assigned to Tomasz):\n\n~~~ quote\nSuch a bug\n~~~" self.check_webhook("issue_created", expected_topic, expected_message) def test_bitbucket2_on_issue_updated_event(self) -> None: expected_message = "Tomasz updated [Issue #1](https://bitbucket.org/kolaszek/repository-name/issues/2/bug)." self.check_webhook("issue_updated", TOPIC_ISSUE_EVENTS, expected_message) def test_bitbucket2_on_issue_commented_event(self) -> None: expected_message = "Tomasz [commented](https://bitbucket.org/kolaszek/repository-name/issues/2#comment-28973596) on [Issue #1](https://bitbucket.org/kolaszek/repository-name/issues/2/bug)." self.check_webhook("issue_commented", TOPIC_ISSUE_EVENTS, expected_message) def test_bitbucket2_on_issue_commented_with_custom_topic_in_url(self) -> None: self.url = self.build_webhook_url(topic="notifications") expected_topic = "notifications" expected_message = "Tomasz [commented](https://bitbucket.org/kolaszek/repository-name/issues/2#comment-28973596) on [Issue #1 Bug](https://bitbucket.org/kolaszek/repository-name/issues/2/bug)." self.check_webhook("issue_commented", expected_topic, expected_message) def test_bitbucket2_on_pull_request_created_event(self) -> None: expected_message = "Tomasz created [PR #1](https://bitbucket.org/kolaszek/repository-name/pull-requests/1) (assigned to Tomasz Kolek) from `new-branch` to `master`:\n\n~~~ quote\ndescription\n~~~" kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:created', } self.check_webhook( "pull_request_created_or_updated", TOPIC_PR_EVENTS, expected_message, **kwargs ) def test_bitbucket2_on_pull_request_created_without_reviewer_username_event(self) -> None: expected_message = "Tomasz created [PR #1](https://bitbucket.org/kolaszek/repository-name/pull-requests/1) (assigned to Tomasz Kolek) from `new-branch` to `master`:\n\n~~~ quote\ndescription\n~~~" kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:created', } self.check_webhook( "pull_request_created_or_updated_without_username", TOPIC_PR_EVENTS, expected_message, **kwargs, ) def test_bitbucket2_on_pull_request_created_with_custom_topic_in_url(self) -> None: self.url = self.build_webhook_url(topic="notifications") expected_topic = "notifications" expected_message = "Tomasz created [PR #1 new commit](https://bitbucket.org/kolaszek/repository-name/pull-requests/1) (assigned to Tomasz Kolek) from `new-branch` to `master`:\n\n~~~ quote\ndescription\n~~~" kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:created', } self.check_webhook( "pull_request_created_or_updated", expected_topic, expected_message, **kwargs ) def test_bitbucket2_on_pull_request_updated_event(self) -> None: expected_message = "Tomasz updated [PR #1](https://bitbucket.org/kolaszek/repository-name/pull-requests/1) (assigned to Tomasz Kolek) from `new-branch` to `master`:\n\n~~~ quote\ndescription\n~~~" kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:updated', } self.check_webhook( "pull_request_created_or_updated", TOPIC_PR_EVENTS, expected_message, **kwargs ) def test_bitbucket2_on_pull_request_approved_event(self) -> None: expected_message = "Tomasz approved [PR #1](https://bitbucket.org/kolaszek/repository-name/pull-requests/1)." kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:approved', } self.check_webhook( "pull_request_approved_or_unapproved", TOPIC_PR_EVENTS, expected_message, **kwargs ) def test_bitbucket2_on_pull_request_approved_with_custom_topic_in_url(self) -> None: self.url = self.build_webhook_url(topic="notifications") expected_topic = "notifications" expected_message = "Tomasz approved [PR #1 new commit](https://bitbucket.org/kolaszek/repository-name/pull-requests/1)." kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:approved', } self.check_webhook( "pull_request_approved_or_unapproved", expected_topic, expected_message, **kwargs ) def test_bitbucket2_on_pull_request_unapproved_event(self) -> None: expected_message = "Tomasz unapproved [PR #1](https://bitbucket.org/kolaszek/repository-name/pull-requests/1)." kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:unapproved', } self.check_webhook( "pull_request_approved_or_unapproved", TOPIC_PR_EVENTS, expected_message, **kwargs ) def test_bitbucket2_on_pull_request_declined_event(self) -> None: expected_message = "Tomasz rejected [PR #1](https://bitbucket.org/kolaszek/repository-name/pull-requests/1)." kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:rejected', } self.check_webhook( "pull_request_fulfilled_or_rejected", TOPIC_PR_EVENTS, expected_message, **kwargs ) def test_bitbucket2_on_pull_request_fulfilled_event(self) -> None: expected_message = ( "Tomasz merged [PR #1](https://bitbucket.org/kolaszek/repository-name/pull-requests/1)." ) kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:fulfilled', } self.check_webhook( "pull_request_fulfilled_or_rejected", TOPIC_PR_EVENTS, expected_message, **kwargs ) def test_bitbucket2_on_pull_request_comment_created_event(self) -> None: expected_message = "Tomasz [commented](https://bitbucket.org/kolaszek/repository-name/pull-requests/3/_/diff#comment-20576503) on [PR #1](https://bitbucket.org/kolaszek/repository-name/pull-requests/3):\n\n~~~ quote\nComment1\n~~~" kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:comment_created', } self.check_webhook( "pull_request_comment_action", TOPIC_PR_EVENTS, expected_message, **kwargs ) def test_bitbucket2_on_pull_request_comment_created_with_custom_topic_in_url(self) -> None: self.url = self.build_webhook_url(topic="notifications") expected_topic = "notifications" expected_message = "Tomasz [commented](https://bitbucket.org/kolaszek/repository-name/pull-requests/3/_/diff#comment-20576503) on [PR #1 new commit](https://bitbucket.org/kolaszek/repository-name/pull-requests/3):\n\n~~~ quote\nComment1\n~~~" kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:comment_created', } self.check_webhook( "pull_request_comment_action", expected_topic, expected_message, **kwargs ) def test_bitbucket2_on_pull_request_comment_updated_event(self) -> None: expected_message = "Tomasz updated a [comment](https://bitbucket.org/kolaszek/repository-name/pull-requests/3/_/diff#comment-20576503) on [PR #1](https://bitbucket.org/kolaszek/repository-name/pull-requests/3):\n\n~~~ quote\nComment1\n~~~" kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:comment_updated', } self.check_webhook( "pull_request_comment_action", TOPIC_PR_EVENTS, expected_message, **kwargs ) def test_bitbucket2_on_pull_request_comment_updated_with_custom_topic_in_url(self) -> None: self.url = self.build_webhook_url(topic="notifications") expected_topic = "notifications" expected_message = "Tomasz updated a [comment](https://bitbucket.org/kolaszek/repository-name/pull-requests/3/_/diff#comment-20576503) on [PR #1 new commit](https://bitbucket.org/kolaszek/repository-name/pull-requests/3):\n\n~~~ quote\nComment1\n~~~" kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:comment_updated', } self.check_webhook( "pull_request_comment_action", expected_topic, expected_message, **kwargs ) def test_bitbucket2_on_pull_request_comment_deleted_event(self) -> None: expected_message = "Tomasz deleted a [comment](https://bitbucket.org/kolaszek/repository-name/pull-requests/3/_/diff#comment-20576503) on [PR #1](https://bitbucket.org/kolaszek/repository-name/pull-requests/3):\n\n~~~ quote\nComment1\n~~~" kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:comment_deleted', } self.check_webhook( "pull_request_comment_action", TOPIC_PR_EVENTS, expected_message, **kwargs ) def test_bitbucket2_on_repo_updated_event(self) -> None: expected_message = "eeshangarg changed the website of the **new-name** repo to **http://zulipchat.com**.\neeshangarg changed the name of the **new-name** repo from **test-repo** to **new-name**.\neeshangarg changed the language of the **new-name** repo to **python**.\neeshangarg changed the full name of the **new-name** repo from **webhooktest/test-repo** to **webhooktest/new-name**.\neeshangarg changed the description of the **new-name** repo to **Random description.**" expected_topic = "new-name" kwargs = {"HTTP_X_EVENT_KEY": 'repo:updated'} self.check_webhook("repo_updated", expected_topic, expected_message, **kwargs) def test_bitbucket2_on_push_one_tag_event(self) -> None: expected_message = ( "Tomasz pushed tag [a](https://bitbucket.org/kolaszek/repository-name/commits/tag/a)." ) kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:push', } self.check_webhook("push_one_tag", TOPIC, expected_message, **kwargs) def test_bitbucket2_on_push_remove_tag_event(self) -> None: expected_message = ( "Tomasz removed tag [a](https://bitbucket.org/kolaszek/repository-name/commits/tag/a)." ) kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:push', } self.check_webhook("push_remove_tag", TOPIC, expected_message, **kwargs) def test_bitbucket2_on_push_more_than_one_tag_event(self) -> None: expected_message = "Tomasz pushed tag [{name}](https://bitbucket.org/kolaszek/repository-name/commits/tag/{name})." kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:push', } self.subscribe(self.test_user, self.STREAM_NAME) payload = self.get_body("push_more_than_one_tag") msg = self.send_webhook_payload( self.test_user, self.url, payload, content_type="application/json", **kwargs, ) msg = self.get_second_to_last_message() self.assert_stream_message( message=msg, stream_name=self.STREAM_NAME, topic_name=TOPIC, content=expected_message.format(name="a"), ) msg = self.get_last_message() self.assert_stream_message( message=msg, stream_name=self.STREAM_NAME, topic_name=TOPIC, content=expected_message.format(name="b"), ) def test_bitbucket2_on_more_than_one_push_event(self) -> None: kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:push', } self.subscribe(self.test_user, self.STREAM_NAME) payload = self.get_body("more_than_one_push_event") msg = self.send_webhook_payload( self.test_user, self.url, payload, content_type="application/json", **kwargs, ) msg = self.get_second_to_last_message() self.assert_stream_message( message=msg, stream_name=self.STREAM_NAME, topic_name=TOPIC_BRANCH_EVENTS, content="Tomasz [pushed](https://bitbucket.org/kolaszek/repository-name/branch/master) 1 commit to branch master.\n\n* first commit ([84b96ad](https://bitbucket.org/kolaszek/repository-name/commits/84b96adc644a30fd6465b3d196369d880762afed))", ) msg = self.get_last_message() self.assert_stream_message( message=msg, stream_name=self.STREAM_NAME, topic_name=TOPIC, content="Tomasz pushed tag [a](https://bitbucket.org/kolaszek/repository-name/commits/tag/a).", ) def test_bitbucket2_on_more_than_one_push_event_filtered_by_branches(self) -> None: self.url = self.build_webhook_url(branches='master,development') kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:push', } self.subscribe(self.test_user, self.STREAM_NAME) payload = self.get_body("more_than_one_push_event") msg = self.send_webhook_payload( self.test_user, self.url, payload, content_type="application/json", **kwargs, ) msg = self.get_second_to_last_message() self.assert_stream_message( message=msg, stream_name=self.STREAM_NAME, topic_name=TOPIC_BRANCH_EVENTS, content="Tomasz [pushed](https://bitbucket.org/kolaszek/repository-name/branch/master) 1 commit to branch master.\n\n* first commit ([84b96ad](https://bitbucket.org/kolaszek/repository-name/commits/84b96adc644a30fd6465b3d196369d880762afed))", ) msg = self.get_last_message() self.assert_stream_message( message=msg, stream_name=self.STREAM_NAME, topic_name=TOPIC, content="Tomasz pushed tag [a](https://bitbucket.org/kolaszek/repository-name/commits/tag/a).", ) def test_bitbucket2_on_more_than_one_push_event_filtered_by_branches_ignore(self) -> None: self.url = self.build_webhook_url(branches='changes,development') kwargs = { "HTTP_X_EVENT_KEY": 'pullrequest:push', } expected_message = ( "Tomasz pushed tag [a](https://bitbucket.org/kolaszek/repository-name/commits/tag/a)." ) self.check_webhook("more_than_one_push_event", TOPIC, expected_message, **kwargs) @patch('zerver.webhooks.bitbucket2.view.check_send_webhook_message') def test_bitbucket2_on_push_event_filtered_by_branches_ignore( self, check_send_webhook_message_mock: MagicMock ) -> None: self.url = self.build_webhook_url(branches='changes,devlopment') payload = self.get_body('push') result = self.client_post(self.url, payload, content_type="application/json") self.assertFalse(check_send_webhook_message_mock.called) self.assert_json_success(result) @patch('zerver.webhooks.bitbucket2.view.check_send_webhook_message') def test_bitbucket2_on_push_commits_above_limit_filtered_by_branches_ignore( self, check_send_webhook_message_mock: MagicMock ) -> None: self.url = self.build_webhook_url(branches='changes,devlopment') payload = self.get_body('push_commits_above_limit') result = self.client_post(self.url, payload, content_type="application/json") self.assertFalse(check_send_webhook_message_mock.called) self.assert_json_success(result) @patch('zerver.webhooks.bitbucket2.view.check_send_webhook_message') def test_bitbucket2_on_force_push_event_filtered_by_branches_ignore( self, check_send_webhook_message_mock: MagicMock ) -> None: self.url = self.build_webhook_url(branches='changes,devlopment') payload = self.get_body('force_push') result = self.client_post(self.url, payload, content_type="application/json") self.assertFalse(check_send_webhook_message_mock.called) self.assert_json_success(result) @patch('zerver.webhooks.bitbucket2.view.check_send_webhook_message') def test_bitbucket2_on_push_multiple_committers_filtered_by_branches_ignore( self, check_send_webhook_message_mock: MagicMock ) -> None: self.url = self.build_webhook_url(branches='changes,devlopment') payload = self.get_body('push_multiple_committers') result = self.client_post(self.url, payload, content_type="application/json") self.assertFalse(check_send_webhook_message_mock.called) self.assert_json_success(result) @patch('zerver.webhooks.bitbucket2.view.check_send_webhook_message') def test_bitbucket2_on_push_multiple_committers_with_others_filtered_by_branches_ignore( self, check_send_webhook_message_mock: MagicMock ) -> None: self.url = self.build_webhook_url(branches='changes,devlopment') payload = self.get_body('push_multiple_committers_with_others') result = self.client_post(self.url, payload, content_type="application/json") self.assertFalse(check_send_webhook_message_mock.called) self.assert_json_success(result) @patch('zerver.webhooks.bitbucket2.view.check_send_webhook_message') def test_bitbucket2_on_push_without_changes_ignore( self, check_send_webhook_message_mock: MagicMock ) -> None: payload = self.get_body('push_without_changes') result = self.client_post(self.url, payload, content_type="application/json") self.assertFalse(check_send_webhook_message_mock.called) self.assert_json_success(result) def test_get_user_info(self) -> None: self.assertEqual(get_user_info({}), "Unknown user") dct = dict( nickname="alice", noisy_field="whatever", display_name="Alice Smith", ) self.assertEqual(get_user_info(dct), "Alice Smith") del dct["display_name"] self.assertEqual(get_user_info(dct), "alice") del dct["nickname"] self.assertEqual(get_user_info(dct), "Unknown user")