import pytest
from datetime import datetime
from unittest.mock import MagicMock


class TestJSONFormatter:
    """Test JSON formatter."""

    def test_format_dict(self):
        """Test formatting dictionary data."""
        from src.formatters import JSONFormatter
        data = {"key": "value", "number": 42}
        result = JSONFormatter.format(data)
        assert '"key": "value"' in result
        assert '"number": 42' in result

    def test_format_empty(self):
        """Test formatting empty data."""
        from src.formatters import JSONFormatter
        result = JSONFormatter.format({})
        assert result == "{}"


class TestMarkdownFormatter:
    """Test Markdown formatter."""

    def test_format_basic(self):
        """Test basic Markdown formatting."""
        from src.formatters import MarkdownFormatter
        result = MarkdownFormatter.format(MagicMock())
        assert "# Git Insights Report" in result

    def test_format_with_analysis(self):
        """Test formatting with analysis data."""
        from src.formatters import MarkdownFormatter
        from src.models import CommitAnalysis, Author

        mock_analysis = MagicMock()
        mock_analysis.commit_analysis = CommitAnalysis(
            total_commits=100,
            unique_authors=5,
            commits_by_hour={},
            commits_by_day={},
            commits_by_week={},
            commits_by_month={},
            top_authors=[Author("John", "john@test.com", 50, 1000, 500)],
            average_commits_per_day=3.3,
        )
        mock_analysis.velocity_analysis = None
        mock_analysis.code_churn_analysis = None

        result = MarkdownFormatter.format(mock_analysis)
        assert "Total Commits" in result
        assert "100" in result