Tests: Add tests for instance reset.

tests/test_cli.py

@@ -7,6 +7,7 @@
 This is the test module for the project's command-line interface (CLI)
 module.
 """
+import docker
 import pytest
 from click.testing import CliRunner, Result
 
@@ -162,17 +163,39 @@ def test_remove_running_profile(self):
 @pytest.mark.slow
 @pytest.mark.trylast
 class TestInstanceLifecycle:
-    def test_start_stop(self, instance):
+    def test_start_stop_reset(self, instance, docker_client):
         runner: CliRunner = CliRunner()
         result: Result = runner.invoke(
             cli.cli, ["-vvv", "start", "--no-browser", "--wait=300"]
         )
         assert result.exit_code == 0
         result: Result = runner.invoke(cli.cli, ["status"])
         assert result.exit_code == 0
+
+        # Should not throw:
+        docker_client.volumes.get(instance.profile.home_mount)
+        docker_client.volumes.get(instance.profile.conda_volume_name())
+
         result: Result = runner.invoke(cli.cli, ["stop", "--remove"])
         assert result.exit_code == 0
         result: Result = runner.invoke(cli.cli, ["status"])
         assert result.exit_code == 0
         assert instance.profile.container_name() in result.output
         assert "down" in result.output
+
+        # Should not throw:
+        docker_client.volumes.get(instance.profile.home_mount)
+
+        with pytest.raises(docker.errors.NotFound):
+            docker_client.volumes.get(instance.profile.conda_volume_name())
+
+        result: Result = runner.invoke(
+            cli.cli, ["reset"], input=f"{instance.profile.name}\n"
+        )
+        assert result.exit_code == 0
+        # result: Result = runner.invoke(cli.cli, ["reset", "--apps"])  # xfail
+
+        with pytest.raises(docker.errors.NotFound):
+            docker_client.volumes.get(instance.profile.home_mount)
+        with pytest.raises(docker.errors.NotFound):
+            docker_client.volumes.get(instance.profile.conda_volume_name())