Initial commit

tests/test_cli.py

@@ -0,0 +1,85 @@
+from __future__ import annotations
+
+import sys
+from pathlib import Path
+
+import pytest
+
+from jinjaturtle import cli
+
+SAMPLES_DIR = Path(__file__).parent / "samples"
+
+
+def test_cli_stdout_toml(capsys):
+    """
+    Run the CLI on the TOML sample, printing to stdout.
+    Covers the no-output-path branches.
+    """
+    cfg_path = SAMPLES_DIR / "tom.toml"
+    exit_code = cli._main([str(cfg_path), "-r", "jinjaturtle"])
+
+    assert exit_code == 0
+
+    captured = capsys.readouterr()
+    out = captured.out
+
+    # Headers printed when not writing to files
+    assert "# defaults/main.yml" in out
+    assert "# config.j2" in out
+    # Should contain some variables
+    assert "jinjaturtle_" in out
+    assert captured.err == ""
+
+
+def test_cli_writes_output_files(tmp_path, capsys):
+    """
+    Run the CLI on the INI sample, writing to files instead of stdout.
+    Covers the --defaults-output and --template-output branches.
+    """
+    cfg_path = SAMPLES_DIR / "php.ini"
+    defaults_path = tmp_path / "defaults.yml"
+    template_path = tmp_path / "config.j2"
+
+    exit_code = cli._main(
+        [
+            str(cfg_path),
+            "-r",
+            "php",
+            "--defaults-output",
+            str(defaults_path),
+            "--template-output",
+            str(template_path),
+        ]
+    )
+
+    assert exit_code == 0
+    assert defaults_path.is_file()
+    assert template_path.is_file()
+
+    defaults_text = defaults_path.read_text(encoding="utf-8")
+    template_text = template_path.read_text(encoding="utf-8")
+
+    assert "php_" in defaults_text
+    assert "php_" in template_text
+
+    captured = capsys.readouterr()
+    # When writing to files, we shouldn't print the big headers
+    assert "# defaults/main.yml" not in captured.out
+    assert "# config.j2" not in captured.out
+
+
+def test_main_wrapper_exits_with_zero(monkeypatch):
+    """
+    Cover the main() wrapper that raises SystemExit.
+    """
+    cfg_path = SAMPLES_DIR / "tom.toml"
+    monkeypatch.setattr(
+        sys,
+        "argv",
+        ["jinjaturtle", str(cfg_path), "-r", "jinjaturtle"],
+    )
+
+    with pytest.raises(SystemExit) as exc:
+        cli.main()
+
+    assert exc.value.code == 0