Add some smoke tests

tests/integration/commands/test_describe.py

@@ -0,0 +1,9 @@
+from click.testing import CliRunner
+
+from esque.cli.commands import describe_topic
+
+
+def test_smoke_test_describe_topic(cli_runner: CliRunner, topic: str):
+    result = cli_runner.invoke(describe_topic, [topic])
+
+    assert result.exit_code == 0

tests/integration/commands/test_get.py

@@ -0,0 +1,9 @@
+from click.testing import CliRunner
+
+from esque.cli.commands import get_topics
+
+
+def test_smoke_test_get_topics(cli_runner: CliRunner):
+    result = cli_runner.invoke(get_topics)
+
+    assert result.exit_code == 0