Add test configuration and CLI tests

tests/test_analyzers.py

@@ -0,0 +1,160 @@
+"""Tests for language analyzers and parsers."""
+
+import pytest
+from pathlib import Path
+
+from src.analyzers import PythonParser, JavaScriptParser, TypeScriptParser, ParserFactory
+
+
+class TestPythonParser:
+    """Tests for Python parser."""
+
+    def setup_method(self):
+        self.parser = PythonParser()
+
+    def test_parses_simple_function(self):
+        code = """
+def hello():
+    print("Hello")
+"""
+        tree = self.parser.parse(code)
+        assert tree is not None
+        assert tree.root_node is not None
+
+    def test_extracts_functions(self):
+        code = """
+def foo():
+    pass
+
+def bar():
+    pass
+"""
+        tree = self.parser.parse(code)
+        functions = self.parser.get_functions(tree.root_node)
+        assert len(functions) == 2
+
+    def test_extracts_calls(self):
+        code = """
+foo()
+bar()
+"""
+        tree = self.parser.parse(code)
+        calls = self.parser.get_calls(tree.root_node)
+        assert len(calls) == 2
+
+    def test_extracts_strings(self):
+        code = '''
+name = "hello"
+message = 'world'
+'''
+        tree = self.parser.parse(code)
+        strings = self.parser.get_strings(tree.root_node)
+        assert len(strings) >= 2
+
+    def test_language_name(self):
+        assert self.parser.language_name == "python"
+
+
+class TestJavaScriptParser:
+    """Tests for JavaScript parser."""
+
+    def setup_method(self):
+        self.parser = JavaScriptParser()
+
+    def test_parses_simple_function(self):
+        code = """
+function hello() {
+    console.log("Hello");
+}
+"""
+        tree = self.parser.parse(code)
+        assert tree is not None
+        assert tree.root_node is not None
+
+    def test_extracts_functions(self):
+        code = """
+function foo() {}
+function bar() {}
+"""
+        tree = self.parser.parse(code)
+        functions = self.parser.get_functions(tree.root_node)
+        assert len(functions) == 2
+
+    def test_extracts_calls(self):
+        code = """
+foo();
+bar();
+"""
+        tree = self.parser.parse(code)
+        calls = self.parser.get_calls(tree.root_node)
+        assert len(calls) == 2
+
+    def test_language_name(self):
+        assert self.parser.language_name == "javascript"
+
+
+class TestTypeScriptParser:
+    """Tests for TypeScript parser."""
+
+    def setup_method(self):
+        self.parser = TypeScriptParser()
+
+    def test_parses_simple_function(self):
+        code = """
+function hello(): void {
+    console.log("Hello");
+}
+"""
+        tree = self.parser.parse(code)
+        assert tree is not None
+        assert tree.root_node is not None
+
+    def test_extracts_functions(self):
+        code = """
+function foo(): void {}
+function bar(): void {}
+"""
+        tree = self.parser.parse(code)
+        functions = self.parser.get_functions(tree.root_node)
+        assert len(functions) == 2
+
+    def test_extracts_calls(self):
+        code = """
+foo();
+bar();
+"""
+        tree = self.parser.parse(code)
+        calls = self.parser.get_calls(tree.root_node)
+        assert len(calls) == 2
+
+    def test_language_name(self):
+        assert self.parser.language_name == "typescript"
+
+
+class TestParserFactory:
+    """Tests for parser factory."""
+
+    def test_get_python_parser(self):
+        parser = ParserFactory.get_parser("python")
+        assert parser is not None
+        assert isinstance(parser, PythonParser)
+
+    def test_get_javascript_parser(self):
+        parser = ParserFactory.get_parser("javascript")
+        assert parser is not None
+        assert isinstance(parser, JavaScriptParser)
+
+    def test_get_typescript_parser(self):
+        parser = ParserFactory.get_parser("typescript")
+        assert parser is not None
+        assert isinstance(parser, TypeScriptParser)
+
+    def test_get_unknown_parser(self):
+        parser = ParserFactory.get_parser("unknown")
+        assert parser is None
+
+    def test_supported_languages(self):
+        languages = ParserFactory.supported_languages()
+        assert "python" in languages
+        assert "javascript" in languages
+        assert "typescript" in languages