DEVX-136: feat: add fix_pr_title module and update_pr API method

tests/unit/test_post_merge.py

@@ -91,9 +91,14 @@ class TestResolveTaskId:
 
 
 class TestMain:
+    @patch("devx.ci.post_merge.subprocess.run")
+    @patch("devx.ci.post_merge._get_git_commit_message", return_value="msg")
+    @patch("devx.ci.post_merge._get_git_commit_sha", return_value="sha")
     @patch.dict("os.environ", {"VIKUNJA_TOKEN": "tok"})
     @patch("devx.ci.post_merge.VikunjaClient")
-    def test_full_flow(self, mock_client_cls: MagicMock) -> None:
+    def test_full_flow(
+        self, mock_client_cls: MagicMock, mock_msg: MagicMock, mock_sha: MagicMock, mock_subproc: MagicMock
+    ) -> None:
         mock_client = MagicMock()
         mock_client.list_project_tasks.return_value = [
             {"id": 267, "identifier": "DEVX-20"},
@@ -109,9 +114,14 @@ class TestMain:
         mock_client.post_comment.assert_called_once()
         mock_client.update_task.assert_called_once_with(267, done=True)
 
+    @patch("devx.ci.post_merge.subprocess.run")
+    @patch("devx.ci.post_merge._get_git_commit_message", return_value="msg")
+    @patch("devx.ci.post_merge._get_git_commit_sha", return_value="sha")
     @patch.dict("os.environ", {"VIKUNJA_TOKEN": "tok"})
     @patch("devx.ci.post_merge.VikunjaClient")
-    def test_no_commit_sha(self, mock_client_cls: MagicMock) -> None:
+    def test_no_commit_sha(
+        self, mock_client_cls: MagicMock, mock_msg: MagicMock, mock_sha: MagicMock, mock_subproc: MagicMock
+    ) -> None:
         mock_client = MagicMock()
         mock_client.list_project_tasks.return_value = [
             {"id": 267, "identifier": "DEVX-20"},
@@ -124,31 +134,47 @@ class TestMain:
         args, _ = mock_client.post_comment.call_args
         assert "unknown" in args[1]
 
+    @patch("devx.ci.post_merge.subprocess.run")
+    @patch("devx.ci.post_merge._get_git_commit_message", return_value="msg")
+    @patch("devx.ci.post_merge._get_git_commit_sha", return_value="sha")
     @patch.dict("os.environ", {"VIKUNJA_TOKEN": ""}, clear=True)
-    def test_missing_token_exits(self) -> None:
+    def test_missing_token_exits(self, mock_msg: MagicMock, mock_sha: MagicMock, mock_subproc: MagicMock) -> None:
         runner = CliRunner()
         result = runner.invoke(main, ["DEVX-20: fix: bug"])
         assert result.exit_code == 1
         assert "VIKUNJA_TOKEN" in result.output
 
+    @patch("devx.ci.post_merge.subprocess.run")
+    @patch("devx.ci.post_merge._get_git_commit_message", return_value="msg")
+    @patch("devx.ci.post_merge._get_git_commit_sha", return_value="sha")
     @patch.dict("os.environ", {"VIKUNJA_TOKEN": "tok"})
-    def test_no_task_id_non_release_fails(self) -> None:
+    def test_no_task_id_non_release_fails(
+        self, mock_msg: MagicMock, mock_sha: MagicMock, mock_subproc: MagicMock
+    ) -> None:
         """Non-release commits without DEVX-N prefix should fail."""
         runner = CliRunner()
         result = runner.invoke(main, ["fix: resolve bug"])
         assert result.exit_code != 0
         assert "No task ID" in result.output
 
+    @patch("devx.ci.post_merge.subprocess.run")
+    @patch("devx.ci.post_merge._get_git_commit_message", return_value="msg")
+    @patch("devx.ci.post_merge._get_git_commit_sha", return_value="sha")
     @patch.dict("os.environ", {"VIKUNJA_TOKEN": "tok"})
-    def test_release_commit_without_task_id_skips(self) -> None:
+    def test_release_commit_without_task_id_skips(
+        self, mock_msg: MagicMock, mock_sha: MagicMock, mock_subproc: MagicMock
+    ) -> None:
         """Release commits without DEVX-N prefix should skip gracefully."""
         runner = CliRunner()
         result = runner.invoke(main, ["release: v0.3.2"])
         assert result.exit_code == 0
         assert "skipping" in result.output
 
+    @patch("devx.ci.post_merge.subprocess.run")
+    @patch("devx.ci.post_merge._get_git_commit_message", return_value="msg")
+    @patch("devx.ci.post_merge._get_git_commit_sha", return_value="sha")
     @patch.dict("os.environ", {"VIKUNJA_TOKEN": "tok"})
-    def test_revert_commit_skips(self) -> None:
+    def test_revert_commit_skips(self, mock_msg: MagicMock, mock_sha: MagicMock, mock_subproc: MagicMock) -> None:
         """Revert commits without DEVX-N prefix should skip gracefully."""
         runner = CliRunner()
         result = runner.invoke(main, ["revert: remove v0.6.0 release"])
@@ -156,17 +182,25 @@ class TestMain:
         assert "Infrastructure commit" in result.output
         assert "skipping" in result.output
 
+    @patch("devx.ci.post_merge.subprocess.run")
+    @patch("devx.ci.post_merge._get_git_commit_message", return_value="msg")
+    @patch("devx.ci.post_merge._get_git_commit_sha", return_value="sha")
     @patch.dict("os.environ", {"VIKUNJA_TOKEN": "tok"})
-    def test_merge_commit_skips(self) -> None:
+    def test_merge_commit_skips(self, mock_msg: MagicMock, mock_sha: MagicMock, mock_subproc: MagicMock) -> None:
         """Merge commits without DEVX-N prefix should skip gracefully."""
         runner = CliRunner()
         result = runner.invoke(main, ["Merge pull request #42"])
         assert result.exit_code == 0
         assert "Infrastructure commit" in result.output
 
+    @patch("devx.ci.post_merge.subprocess.run")
+    @patch("devx.ci.post_merge._get_git_commit_message", return_value="msg")
+    @patch("devx.ci.post_merge._get_git_commit_sha", return_value="sha")
     @patch.dict("os.environ", {"VIKUNJA_TOKEN": "tok"})
     @patch("devx.ci.post_merge.VikunjaClient")
-    def test_resolve_failure_fails(self, mock_client_cls: MagicMock) -> None:
+    def test_resolve_failure_fails(
+        self, mock_client_cls: MagicMock, mock_msg: MagicMock, mock_sha: MagicMock, mock_subproc: MagicMock
+    ) -> None:
         """Missing Vikunja task is a fatal error — every PR must have a task."""
         mock_client = MagicMock()
         mock_client.list_project_tasks.return_value = []
@@ -176,9 +210,14 @@ class TestMain:
         assert result.exit_code != 0
         assert "Could not find" in result.output
 
+    @patch("devx.ci.post_merge.subprocess.run")
+    @patch("devx.ci.post_merge._get_git_commit_message", return_value="msg")
+    @patch("devx.ci.post_merge._get_git_commit_sha", return_value="sha")
     @patch.dict("os.environ", {"VIKUNJA_TOKEN": "tok"})
     @patch("devx.ci.post_merge.VikunjaClient")
-    def test_post_comment_failure_fails(self, mock_client_cls: MagicMock) -> None:
+    def test_post_comment_failure_fails(
+        self, mock_client_cls: MagicMock, mock_msg: MagicMock, mock_sha: MagicMock, mock_subproc: MagicMock
+    ) -> None:
         """Vikunja API errors should fail — the task was not updated."""
         mock_client = MagicMock()
         mock_client.list_project_tasks.return_value = [
@@ -191,9 +230,14 @@ class TestMain:
         assert result.exit_code != 0
         assert "Vikunja API error" in result.output
 
+    @patch("devx.ci.post_merge.subprocess.run")
+    @patch("devx.ci.post_merge._get_git_commit_message", return_value="msg")
+    @patch("devx.ci.post_merge._get_git_commit_sha", return_value="sha")
     @patch.dict("os.environ", {"VIKUNJA_TOKEN": "tok"})
     @patch("devx.ci.post_merge.VikunjaClient")
-    def test_mark_done_failure_fails(self, mock_client_cls: MagicMock) -> None:
+    def test_mark_done_failure_fails(
+        self, mock_client_cls: MagicMock, mock_msg: MagicMock, mock_sha: MagicMock, mock_subproc: MagicMock
+    ) -> None:
         """Vikunja API errors should fail — the task was not updated."""
         mock_client = MagicMock()
         mock_client.list_project_tasks.return_value = [
@@ -235,11 +279,14 @@ class TestGetGitCommitSha:
 
 
 class TestFromGit:
+    @patch("devx.ci.post_merge.subprocess.run")
     @patch.dict("os.environ", {"VIKUNJA_TOKEN": "tok"})
     @patch("devx.ci.post_merge.VikunjaClient")
     @patch("devx.ci.post_merge._get_git_commit_sha", return_value="abc123")
     @patch("devx.ci.post_merge._get_git_commit_message", return_value="DEVX-20: fix: bug")
-    def test_from_git(self, mock_msg: MagicMock, mock_sha: MagicMock, mock_client_cls: MagicMock) -> None:
+    def test_from_git(
+        self, mock_msg: MagicMock, mock_sha: MagicMock, mock_client_cls: MagicMock, mock_subproc: MagicMock
+    ) -> None:
         mock_client = MagicMock()
         mock_client.list_project_tasks.return_value = [
             {"id": 267, "identifier": "DEVX-20"},
@@ -250,12 +297,13 @@ class TestFromGit:
         assert result.exit_code == 0
         assert "updated and marked done" in result.output
 
+    @patch("devx.ci.post_merge.subprocess.run")
     @patch.dict("os.environ", {"VIKUNJA_TOKEN": "tok"})
     @patch("devx.ci.post_merge.VikunjaClient")
     @patch("devx.ci.post_merge._get_git_commit_sha", return_value="abc123")
     @patch("devx.ci.post_merge._get_git_commit_message", return_value="DEVX-20: fix: bug")
     def test_from_git_with_explicit_sha(
-        self, mock_msg: MagicMock, mock_sha: MagicMock, mock_client_cls: MagicMock
+        self, mock_msg: MagicMock, mock_sha: MagicMock, mock_client_cls: MagicMock, mock_subproc: MagicMock
     ) -> None:
         mock_client = MagicMock()
         mock_client.list_project_tasks.return_value = [
@@ -266,8 +314,11 @@ class TestFromGit:
         result = runner.invoke(main, ["--from-git", "--commit-sha", "explicit_sha"])
         assert result.exit_code == 0
 
+    @patch("devx.ci.post_merge.subprocess.run")
+    @patch("devx.ci.post_merge._get_git_commit_message", return_value="msg")
+    @patch("devx.ci.post_merge._get_git_commit_sha", return_value="sha")
     @patch.dict("os.environ", {"VIKUNJA_TOKEN": "tok"})
-    def test_no_msg_and_no_from_git(self) -> None:
+    def test_no_msg_and_no_from_git(self, mock_msg: MagicMock, mock_sha: MagicMock, mock_subproc: MagicMock) -> None:
         runner = CliRunner()
         result = runner.invoke(main, [])
         assert result.exit_code != 0