test/cli: cover selection, slash commands, and providers list

tests/test_cli/test_app.py

@@ -0,0 +1,23 @@
+from __future__ import annotations
+
+from pathlib import Path
+
+from click.testing import CliRunner
+
+from plyngent.cli.app import main
+
+
+def test_providers_list() -> None:
+    config = Path(__file__).resolve().parents[1] / "test_config" / "plyngent-valid.toml"
+    runner = CliRunner()
+    result = runner.invoke(main, ["providers", "--config", str(config)])
+    assert result.exit_code == 0
+    assert "test1" in result.output
+    assert "openai" in result.output
+
+
+def test_help() -> None:
+    runner = CliRunner()
+    result = runner.invoke(main, ["--help"])
+    assert result.exit_code == 0
+    assert "chat" in result.output