"""Test automatic changelog generation functionality."""

import pytest

from tests.base_test import BaseCrackerjackFeatureTest


class TestChangelogGeneration(BaseCrackerjackFeatureTest):
    """Test automatic changelog generation functionality."""

    def test_conventional_commit_parsing(self):
        """Test parsing of various conventional commit formats."""
        # This would require importing the actual ConventionalCommitParser
        # parser = ConventionalCommitParser()
        #
        # test_commits = [
        #     ("feat(auth): add password reset", "Added", "add password reset"),
        #     ("fix(api): resolve race condition", "Fixed", "resolve race condition"),
        #     ("docs: update API documentation", "Changed", "update API documentation"),
        #     ("feat!: breaking API change", "Changed", "breaking API change"),
        #     (
        #         "BREAKING CHANGE: remove deprecated endpoint",
        #         "Changed",
        #         "remove deprecated endpoint",
        #     ),
        #     ("refactor(core): optimize performance", "Changed", "optimize performance"),
        #     (
        #         "test(unit): add missing test cases",
        #         None,
        #         None,
        #     ),  # Should be filtered out
        # ]
        #
        # for commit_message, expected_category, expected_description in test_commits:
        #     result = parser.parse_commit_message(commit_message)
        #
        #     if expected_category is None:
        #         assert result is None  # Should be filtered out
        #     else:
        #         assert result.category == expected_category
        #         assert expected_description.lower() in result.description.lower()
        pass

    @pytest.mark.asyncio
    async def test_changelog_entry_generation(
        self, mock_git_service, test_project_structure
    ):
        """Test generation of changelog entries from commit history."""
        # automator = ChangelogAutomator(mock_git_service)
        #
        # entry = await automator.generate_changelog_entry(
        #     version="2.0.0", date="2024-01-10"
        # )
        #
        # # Verify changelog entry structure
        # assert entry.startswith("## [2.0.0] - 2024-01-10")
        # assert "### Added" in entry
        # assert "password reset functionality" in entry
        # assert "### Fixed" in entry
        # assert "race condition in user creation" in entry
        # assert "### Changed" in entry  # docs updates should be here
        pass

    @pytest.mark.asyncio
    async def test_changelog_file_integration(
        self, mock_git_service, test_project_structure
    ):
        """Test integration with existing CHANGELOG.md file."""
        # automator = ChangelogAutomator(mock_git_service)
        #
        # # Generate and insert changelog entry
        # success = await automator.update_changelog_for_version("2.0.0")
        # assert success
        #
        # # Verify CHANGELOG.md was updated
        # changelog_path = test_project_structure / "CHANGELOG.md"
        # changelog_content = changelog_path.read_text()
        #
        # assert "## [2.0.0]" in changelog_content
        # assert "## [1.2.3]" in changelog_content  # Previous entry preserved
        # assert changelog_content.index("## [2.0.0]") < changelog_content.index(
        #     "## [1.2.3]"
        # )
        pass

    def test_empty_commit_handling(self):
        """Test handling of commits with no relevant changes."""
        # automator = ChangelogAutomator(MagicMock())
        # automator.git_service.get_commits_since_last_release.return_value = [
        #     GitCommit(
        #         hash="abc123",
        #         message="chore: update dependencies",
        #         author="Test",
        #         date="2024-01-01",
        #     ),
        #     GitCommit(
        #         hash="def456",
        #         message="style: fix formatting",
        #         author="Test",
        #         date="2024-01-02",
        #     ),
        # ]
        #
        # entry = automator.generate_changelog_entry_sync("1.2.4", "2024-01-10")
        #
        # # Should generate minimal entry for version with no user-facing changes
        # assert "## [1.2.4] - 2024-01-10" in entry
        # assert "No user-facing changes" in entry or len(entry.split("\n")) <= 3
        pass

    def test_changelog_formatting_consistency(self):
        """Test that changelog formatting follows Keep a Changelog standard."""
        # formatter = ChangelogFormatter()
        #
        # categories = {
        #     "Added": ["New user registration endpoint", "Password strength validation"],
        #     "Fixed": [
        #         "Memory leak in batch processing",
        #         "Race condition in user creation",
        #     ],
        #     "Changed": ["Updated API documentation", "Improved error messages"],
        # }
        #
        # formatted = formatter.format_changelog_entry("1.5.0", "2024-01-15", categories)
        #
        # # Verify Keep a Changelog format
        # lines = formatted.split("\n")
        # assert lines[0] == "## [1.5.0] - 2024-01-15"
        # assert "### Added" in formatted
        # assert "### Fixed" in formatted
        # assert "### Changed" in formatted
        #
        # # Verify bullet points are formatted correctly
        # assert "- New user registration endpoint" in formatted
        # assert "- Memory leak in batch processing" in formatted
        pass


class TestChangelogPublishIntegration(BaseCrackerjackFeatureTest):
    """Test changelog integration with publish workflow."""

    @pytest.mark.asyncio
    async def test_publish_manager_changelog_integration(self, test_project_structure):
        """Test that publish manager integrates changelog generation."""
        # publish_manager = PublishManagerImpl(
        #     console=Console(), pkg_path=test_project_structure, dry_run=True
        # )
        #
        # # Mock the changelog service
        # with patch.object(publish_manager, "changelog_service") as mock_changelog:
        #     mock_changelog.generate_changelog_entry.return_value = (
        #         "## [2.0.0] - 2024-01-10\n### Added\n- New features"
        #     )
        #
        #     # Test publish workflow includes changelog
        #     result = await publish_manager.publish_workflow("minor")
        #
        #     # Verify changelog generation was called
        #     mock_changelog.generate_changelog_entry.assert_called_once_with("2.0.0")
        #     assert result  # Workflow should succeed
        pass

    @pytest.mark.asyncio
    async def test_changelog_failure_handling(self, test_project_structure):
        """Test handling of changelog generation failures during publish."""
        # publish_manager = PublishManagerImpl(
        #     console=Console(),
        #     pkg_path=test_project_structure,
        #     dry_run=True,
        #     force_publish=False,  # Should stop on changelog failure
        # )
        #
        # with patch.object(publish_manager, "changelog_service") as mock_changelog:
        #     mock_changelog.generate_changelog_entry.side_effect = Exception(
        #         "Changelog generation failed"
        #     )
        #
        #     result = await publish_manager.publish_workflow("patch")
        #
        #     # Workflow should fail gracefully
        #     assert not result
        pass

    def test_dry_run_changelog_preview(self, test_project_structure):
        """Test changelog preview in dry run mode."""
        # publish_manager = PublishManagerImpl(
        #     console=Console(), pkg_path=test_project_structure, dry_run=True
        # )
        #
        # with patch.object(publish_manager.console, "print") as mock_print:
        #     publish_manager._generate_changelog_sync("1.3.0")
        #
        #     # Should show dry run preview
        #     mock_print.assert_any_call(match=re.compile(r"Would generate changelog"))
        pass
