Added basic test for CLI

glotaran/cli/__init__.py

@@ -0,0 +1 @@
+from glotaran.cli.main import glotaran

glotaran/cli/main.py

@@ -8,6 +8,8 @@
 
 
 class Cli(click.Group):
+    """The glotaran CLI implementation of :class:`click.group`"""
+
     def __init__(self, *args, **kwargs):
         self.help_priorities = {}
         super().__init__(*args, **kwargs)
@@ -44,6 +46,7 @@ def decorator(f):
 @click.group(cls=Cli)
 @click.version_option(version=gta.__version__)
 def glotaran():
+    """The glotaran CLI main function."""
     pass
 
 

glotaran/cli/test/test_cli.py

@@ -0,0 +1,16 @@
+from click.testing import CliRunner
+
+from glotaran import cli
+
+
+def test_command_line_interface():
+    """Test the CLI."""
+    runner = CliRunner()
+    result = runner.invoke(cli.glotaran)
+    assert result.exit_code == 0
+    help_result = runner.invoke(cli.glotaran, ["--help"])
+    assert help_result.exit_code == 0
+    assert "Usage: glotaran [OPTIONS] COMMAND [ARGS]..." in help_result.output
+    plugin_result = runner.invoke(cli.glotaran, ["pluginlist"])
+    assert plugin_result.exit_code == 0
+    assert "Installed Glotaran Plugins" in plugin_result.output