Add test files

tests/test_cli.py

@@ -1,141 +1,185 @@
-"""Tests for the CLI interface."""
+"""Tests for CLI interface."""
+
+import tempfile
+from pathlib import Path
 
-import json
 import pytest
 from click.testing import CliRunner
 
-from configconverter.cli import main
+from config_converter.cli import main
 
 
 class TestCLI:
-    """Tests for the CLI interface."""
+    """Tests for CLI commands."""
 
-    @pytest.fixture
-    def runner(self):
-        return CliRunner()
+    def setup_method(self) -> None:
+        self.runner = CliRunner()
 
-    def test_help_command(self, runner):
-        result = runner.invoke(main, ["--help"])
+    def test_main_help(self) -> None:
+        """Test main command help."""
+        result = self.runner.invoke(main, ["--help"])
         assert result.exit_code == 0
-        assert "convert" in result.output
-        assert "validate" in result.output
-        assert "query" in result.output
-        assert "batch" in result.output
+        assert "Config Converter" in result.output
 
-    def test_convert_command_help(self, runner):
-        result = runner.invoke(main, ["convert", "--help"])
+    def test_convert_command_help(self) -> None:
+        """Test convert command help."""
+        result = self.runner.invoke(main, ["convert", "--help"])
         assert result.exit_code == 0
-        assert "--from" in result.output
-        assert "--to" in result.output
-        assert "--indent" in result.output
+        assert "SOURCE" in result.output
 
-    def test_validate_command_help(self, runner):
-        result = runner.invoke(main, ["validate", "--help"])
+    def test_convert_json_to_yaml(self) -> None:
+        """Test converting JSON to YAML."""
+        with tempfile.NamedTemporaryFile(mode="w", suffix=".json", delete=False) as f:
+            f.write('{"key": "value", "number": 42}')
+            f.flush()
+            source = f.name
+
+        with tempfile.NamedTemporaryFile(mode="w", suffix=".yaml", delete=False) as f:
+            output = f.name
+            f.write("")
+            f.flush()
+
+        try:
+            result = self.runner.invoke(main, ["convert", source, "-t", "yaml", "-o", output, "-w"])
             assert result.exit_code == 0
-        assert "--format" in result.output
-        assert "--quiet" in result.output
+            with open(output) as f:
+                content = f.read()
+            assert "key: value" in content
+        finally:
+            Path(source).unlink(missing_ok=True)
+            Path(output).unlink(missing_ok=True)
 
-    def test_query_command_help(self, runner):
-        result = runner.invoke(main, ["query", "--help"])
+    def test_convert_yaml_to_toml(self) -> None:
+        """Test converting YAML to TOML."""
+        with tempfile.NamedTemporaryFile(mode="w", suffix=".yaml", delete=False) as f:
+            f.write("key: value\nnumber: 42\n")
+            f.flush()
+            source = f.name
+
+        with tempfile.NamedTemporaryFile(mode="w", suffix=".toml", delete=False) as f:
+            output = f.name
+            f.write("")
+            f.flush()
+
+        try:
+            result = self.runner.invoke(main, ["convert", source, "-t", "toml", "-o", output, "-w"])
             assert result.exit_code == 0
-        assert "--format" in result.output
-        assert "--output" in result.output
+            with open(output) as f:
+                content = f.read()
+            assert 'key = "value"' in content
+        finally:
+            Path(source).unlink(missing_ok=True)
+            Path(output).unlink(missing_ok=True)
 
-    def test_convert_json_to_yaml(self, runner):
-        input_data = '{"name": "test", "value": 123}'
-        result = runner.invoke(main, ["convert", "--to", "yaml"], input=input_data)
+    def test_convert_auto_detect_format(self) -> None:
+        """Test auto-detection of format from extension."""
+        with tempfile.NamedTemporaryFile(mode="w", suffix=".json", delete=False) as f:
+            f.write('{"key": "value"}')
+            f.flush()
+            source = f.name
+
+        with tempfile.NamedTemporaryFile(mode="w", suffix=".yaml", delete=False) as f:
+            output = f.name
+            f.write("")
+            f.flush()
+
+        try:
+            result = self.runner.invoke(main, ["convert", source, "-t", "yaml", "-o", output, "-w"])
             assert result.exit_code == 0
-        assert "name: test" in result.output
-        assert "value: 123" in result.output
+        finally:
+            Path(source).unlink(missing_ok=True)
+            Path(output).unlink(missing_ok=True)
 
-    def test_convert_json_to_toml(self, runner):
-        input_data = '{"name": "test", "value": 123}'
-        result = runner.invoke(main, ["convert", "--to", "toml"], input=input_data)
+    def test_infer_command(self) -> None:
+        """Test infer schema command."""
+        with tempfile.NamedTemporaryFile(mode="w", suffix=".json", delete=False) as f:
+            f.write('{"name": "test", "value": 42}')
+            f.flush()
+            source = f.name
+
+        try:
+            result = self.runner.invoke(main, ["infer", source])
             assert result.exit_code == 0
-        assert 'name = "test"' in result.output
-        assert "value = 123" in result.output
+            assert "object" in result.output
+        finally:
+            Path(source).unlink(missing_ok=True)
 
-    def test_convert_yaml_to_json(self, runner):
-        input_data = "name: test\nvalue: 123\n"
-        result = runner.invoke(main, ["convert", "--from", "yaml", "--to", "json"], input=input_data)
+    def test_validate_command(self) -> None:
+        """Test validate command."""
+        with tempfile.NamedTemporaryFile(mode="w", suffix=".json", delete=False) as f:
+            f.write('{"name": "test", "value": 42}')
+            f.flush()
+            source = f.name
+
+        try:
+            result = self.runner.invoke(main, ["validate", source])
             assert result.exit_code == 0
-        assert "name" in result.output
-        assert "test" in result.output
+            assert "passed" in result.output.lower()
+        finally:
+            Path(source).unlink(missing_ok=True)
 
-    def test_convert_toml_to_yaml(self, runner):
-        input_data = 'name = "test"\nvalue = 123\n'
-        result = runner.invoke(main, ["convert", "--from", "toml", "--to", "yaml"], input=input_data)
+    def test_generate_ts_command(self) -> None:
+        """Test generate-ts command."""
+        with tempfile.NamedTemporaryFile(mode="w", suffix=".json", delete=False) as f:
+            f.write('{"name": "test", "value": 42}')
+            f.flush()
+            source = f.name
+
+        try:
+            result = self.runner.invoke(main, ["generate-ts", source])
             assert result.exit_code == 0
-        assert "name: test" in result.output
+            assert "export interface" in result.output
+            assert "name: string" in result.output
+        finally:
+            Path(source).unlink(missing_ok=True)
 
-    def test_validate_valid_json(self, runner):
-        input_data = '{"name": "test"}'
-        result = runner.invoke(main, ["validate"], input=input_data)
+    def test_formats_command(self) -> None:
+        """Test formats command."""
+        result = self.runner.invoke(main, ["formats"])
         assert result.exit_code == 0
-        assert "Valid" in result.output
+        assert "json" in result.output
+        assert "yaml" in result.output
+        assert "toml" in result.output
+        assert "ini" in result.output
 
-    def test_validate_invalid_json(self, runner):
-        input_data = '{"name": "test",}'  # trailing comma - invalid JSON
-        result = runner.invoke(main, ["validate", "--format", "json"], input=input_data)
+    def test_batch_command(self) -> None:
+        """Test batch conversion command."""
+        import os
+        import tempfile
+
+        with tempfile.TemporaryDirectory() as tmpdir:
+            for i in range(3):
+                json_file = Path(tmpdir) / f"config{i}.json"
+                json_file.write_text(f'{{"key{i}": "value{i}"}}')
+
+            output_dir = Path(tmpdir) / "output"
+            output_dir.mkdir()
+
+            result = self.runner.invoke(main, [
+                "batch",
+                f"{tmpdir}/*.json",
+                "-t", "yaml",
+                "-o", str(output_dir),
+            ])
+            assert result.exit_code == 0
+            yaml_files = list(output_dir.glob("*.yaml"))
+            assert len(yaml_files) == 3
+
+    def test_color_option(self) -> None:
+        """Test color option."""
+        result = self.runner.invoke(main, ["--no-color", "formats"])
+        assert result.exit_code == 0
+
+    def test_convert_unsupported_format(self) -> None:
+        """Test conversion with unsupported format."""
+        with tempfile.NamedTemporaryFile(mode="w", suffix=".json", delete=False) as f:
+            f.write('{"key": "value"}')
+            f.flush()
+            source = f.name
+
+        try:
+            result = self.runner.invoke(main, ["convert", source, "-t", "unsupported"])
             assert result.exit_code != 0
-
-    def test_validate_quiet_mode(self, runner):
-        input_data = '{"name": "test"}'
-        result = runner.invoke(main, ["validate", "--quiet"], input=input_data)
-        assert result.exit_code == 0
-        assert result.output.strip() == ""
-
-    def test_query_simple_key(self, runner):
-        input_data = '{"name": "test", "value": 123}'
-        result = runner.invoke(main, ["query", "name", "-"], input=input_data)
-        assert result.exit_code == 0
-        assert '"test"' in result.output
-
-    def test_query_nested_key(self, runner):
-        input_data = '{"server": {"host": "localhost"}}'
-        result = runner.invoke(main, ["query", "server.host", "-"], input=input_data)
-        assert result.exit_code == 0
-        assert "localhost" in result.output
-
-    def test_query_invalid_expression(self, runner):
-        input_data = '{"name": "test"}'
-        result = runner.invoke(main, ["query", "invalid``", "-"], input=input_data)
-        assert result.exit_code != 0
-        assert "Query Error" in result.output
-
-    def test_format_command(self, runner):
-        input_data = '{"name":"test"}'
-        result = runner.invoke(main, ["format", "--indent", "4"], input=input_data)
-        assert result.exit_code == 0
-
-    def test_format_to_json(self, runner):
-        input_data = 'name: test\n'
-        result = runner.invoke(main, ["format", "--to", "json"], input=input_data)
-        assert result.exit_code == 0
-        assert "name" in result.output
-
-    def test_version_option(self, runner):
-        result = runner.invoke(main, ["--version"])
-        assert result.exit_code == 0
-        assert "1.0.0" in result.output
-
-    def test_convert_with_custom_indent(self, runner):
-        input_data = '{"name": "test", "nested": {"a": 1}}'
-        result = runner.invoke(main, ["convert", "--to", "json", "--indent", "4"], input=input_data)
-        assert result.exit_code == 0
-        assert "    " in result.output
-
-    def test_invalid_indent_option(self, runner):
-        input_data = '{"name": "test"}'
-        result = runner.invoke(main, ["convert", "--to", "json", "--indent", "3"], input=input_data)
-        assert result.exit_code != 0
-
-    def test_convert_empty_input(self, runner):
-        result = runner.invoke(main, ["convert", "--to", "json"], input="")
-        assert result.exit_code == 0
-        assert result.output.strip() == ""
-
-    def test_validate_empty_input(self, runner):
-        result = runner.invoke(main, ["validate"], input="")
-        assert result.exit_code == 0
-        assert "Valid" in result.output
+            assert "unsupported" in result.output.lower()
+        finally:
+            Path(source).unlink(missing_ok=True)