Added unit tests for dev test-plugin

Also added a check to make sure that the aprs_login
parameter is passed in for use as the fromcallsign.

aprsd/cmds/dev.py

@@ -68,13 +68,22 @@ def test_plugin(
 ):
     """Test an individual APRSD plugin given a python path."""
     config = ctx.obj["config"]
-    fromcall = aprs_login
+
+    if not aprs_login:
+        if not config.exists("aprs.login"):
+            click.echo("Must set --aprs_login or APRS_LOGIN")
+            ctx.exit(-1)
+            return
+        else:
+            fromcall = config.get("aprs.login")
+    else:
+        fromcall = aprs_login
 
     if not plugin_path:
         click.echo(ctx.get_help())
         click.echo("")
         ctx.fail("Failed to provide -p option to test a plugin")
-        ctx.exit()
+        return
 
     if type(message) is tuple:
         message = " ".join(message)

tests/cmds/test_dev.py

@@ -0,0 +1,58 @@
+import typing as t
+import unittest
+from unittest import mock
+
+from click.testing import CliRunner
+
+from aprsd import config as aprsd_config
+from aprsd.aprsd import cli
+from aprsd.cmds import dev  # noqa
+
+
+F = t.TypeVar("F", bound=t.Callable[..., t.Any])
+
+
+class TestDevTestPluginCommand(unittest.TestCase):
+
+    def _build_config(self, login=None, password=None):
+        config = {"aprs": {}}
+        if login:
+            config["aprs"]["login"] = login
+
+        if password:
+            config["aprs"]["password"] = password
+
+        return aprsd_config.Config(config)
+
+    @mock.patch("aprsd.config.parse_config")
+    @mock.patch("aprsd.log.setup_logging")
+    def test_no_login(self, mock_logging, mock_parse_config):
+        """Make sure we get an error if there is no login and config."""
+
+        runner = CliRunner()
+        mock_parse_config.return_value = self._build_config()
+
+        result = runner.invoke(
+            cli, ["dev", "test-plugin", "bogus command"],
+            catch_exceptions=False,
+        )
+        # rich.print(f"EXIT CODE {result.exit_code}")
+        # rich.print(f"Exception {result.exception}")
+        # rich.print(f"OUTPUT {result.output}")
+        assert result.exit_code == -1
+        assert "Must set --aprs_login or APRS_LOGIN" in result.output
+
+    @mock.patch("aprsd.config.parse_config")
+    @mock.patch("aprsd.log.setup_logging")
+    def test_no_plugin_arg(self, mock_logging, mock_parse_config):
+        """Make sure we get an error if there is no login and config."""
+
+        runner = CliRunner()
+        mock_parse_config.return_value = self._build_config(login="something")
+
+        result = runner.invoke(
+            cli, ["dev", "test-plugin", "bogus command"],
+            catch_exceptions=False,
+        )
+        assert result.exit_code == 2
+        assert "Failed to provide -p option to test a plugin" in result.output