Add test suite with fixtures and tests for all modules

tests/test_templates.py

@@ -0,0 +1,199 @@
+"""Tests for template rendering."""
+
+import tempfile
+from pathlib import Path
+from datetime import datetime
+
+import pytest
+
+from src.auto_readme.models import Project, ProjectConfig, ProjectType
+from src.auto_readme.templates import TemplateRenderer, TemplateManager
+
+
+class TestTemplateRenderer:
+    """Tests for TemplateRenderer."""
+
+    def test_render_base_template(self):
+        """Test rendering the base template."""
+        project = Project(
+            root_path=Path("/test"),
+            project_type=ProjectType.PYTHON,
+            config=ProjectConfig(
+                name="test-project",
+                description="A test project",
+            ),
+        )
+
+        renderer = TemplateRenderer()
+        content = renderer.render(project, "base")
+
+        assert "# test-project" in content
+        assert "A test project" in content
+        assert "## Overview" in content
+
+    def test_render_minimal_template(self):
+        """Test rendering the minimal template."""
+        project = Project(
+            root_path=Path("/test"),
+            project_type=ProjectType.PYTHON,
+        )
+
+        renderer = TemplateRenderer()
+        content = renderer.render(project, "base")
+
+        assert "Generated by Auto README Generator" in content
+
+    def test_tech_stack_detection(self):
+        """Test technology stack detection."""
+        from src.auto_readme.models import Dependency
+
+        project = Project(
+            root_path=Path("/test"),
+            project_type=ProjectType.PYTHON,
+            dependencies=[
+                Dependency(name="fastapi"),
+                Dependency(name="flask"),
+                Dependency(name="requests"),
+            ],
+        )
+
+        renderer = TemplateRenderer()
+        context = renderer._build_context(project)
+
+        assert "FastAPI" in context["tech_stack"]
+        assert "Flask" in context["tech_stack"]
+
+    def test_installation_steps_generation(self):
+        """Test automatic installation steps generation."""
+        project = Project(
+            root_path=Path("/test"),
+            project_type=ProjectType.PYTHON,
+        )
+
+        renderer = TemplateRenderer()
+        context = renderer._build_context(project)
+
+        assert "pip install" in context["installation_steps"][0]
+
+    def test_go_installation_steps(self):
+        """Test Go installation steps."""
+        project = Project(
+            root_path=Path("/test"),
+            project_type=ProjectType.GO,
+        )
+
+        renderer = TemplateRenderer()
+        context = renderer._build_context(project)
+
+        assert "go mod download" in context["installation_steps"][0]
+
+    def test_rust_installation_steps(self):
+        """Test Rust installation steps."""
+        project = Project(
+            root_path=Path("/test"),
+            project_type=ProjectType.RUST,
+        )
+
+        renderer = TemplateRenderer()
+        context = renderer._build_context(project)
+
+        assert "cargo build" in context["installation_steps"][0]
+
+    def test_feature_detection(self):
+        """Test automatic feature detection."""
+        from src.auto_readme.models import Function, Class, SourceFile, FileType
+
+        functions = [
+            Function(name="test_func", line_number=1),
+        ]
+        classes = [
+            Class(name="TestClass", line_number=1),
+        ]
+
+        project = Project(
+            root_path=Path("/test"),
+            project_type=ProjectType.PYTHON,
+            files=[
+                SourceFile(
+                    path=Path("test.py"),
+                    file_type=FileType.SOURCE,
+                    functions=functions,
+                    classes=classes,
+                ),
+            ],
+        )
+
+        renderer = TemplateRenderer()
+        context = renderer._build_context(project)
+
+        assert "Contains 1 classes" in context["features"]
+        assert "Contains 1 functions" in context["features"]
+
+    def test_custom_context_override(self):
+        """Test custom context can override auto-detected values."""
+        project = Project(
+            root_path=Path("/test"),
+            project_type=ProjectType.PYTHON,
+        )
+
+        renderer = TemplateRenderer()
+        content = renderer.render(
+            project,
+            "base",
+            title="Custom Title",
+            description="Custom description",
+        )
+
+        assert "# Custom Title" in content
+        assert "Custom description" in content
+
+    def test_contributing_guidelines(self):
+        """Test contributing guidelines generation."""
+        project = Project(
+            root_path=Path("/test"),
+            project_type=ProjectType.PYTHON,
+        )
+
+        renderer = TemplateRenderer()
+        context = renderer._build_context(project)
+
+        assert "Fork the repository" in context["contributing_guidelines"]
+        assert "git checkout -b" in context["contributing_guidelines"]
+        assert "pytest" in context["contributing_guidelines"]
+
+    def test_javascript_contributing_guidelines(self):
+        """Test JavaScript contributing guidelines."""
+        project = Project(
+            root_path=Path("/test"),
+            project_type=ProjectType.JAVASCRIPT,
+        )
+
+        renderer = TemplateRenderer()
+        context = renderer._build_context(project)
+
+        assert "npm test" in context["contributing_guidelines"]
+
+
+class TestTemplateManager:
+    """Tests for TemplateManager."""
+
+    def test_list_templates(self):
+        """Test listing available templates."""
+        manager = TemplateManager()
+        templates = manager.list_templates()
+
+        assert "base" in templates
+
+    def test_get_template_path_builtin(self):
+        """Test getting path for built-in template."""
+        manager = TemplateManager()
+        path = manager.get_template_path("base")
+
+        assert path is None
+
+    def test_get_template_path_custom(self):
+        """Test getting path for custom template."""
+        with tempfile.TemporaryDirectory() as tmp_dir:
+            manager = TemplateManager(Path(tmp_dir))
+            path = manager.get_template_path("custom.md.j2")
+            assert path is not None