diff --git a/packages/cli/test/cache/response_cache_test.dart b/packages/cli/test/cache/response_cache_test.dart
new file mode 100644
index 00000000..b342387b
--- /dev/null
+++ b/packages/cli/test/cache/response_cache_test.dart
@@ -0,0 +1,35 @@
+import 'package:cli/cache/response_cache.dart';
+import 'package:cli/logger.dart';
+import 'package:mocktail/mocktail.dart';
+import 'package:test/test.dart';
+
+class _MockLogger extends Mock implements Logger {}
+
+void main() {
+  test('jsonListMatch smoke test', () {
+    final logger = _MockLogger();
+    final a = {'a': 1, 'b': 2};
+    final b = {'a': 1, 'b': 2};
+    final c = {'a': 1, 'b': 3};
+    expect(jsonListMatch([a, b], [a, b], (t) => t), true);
+    expect(jsonListMatch([a, b], [b, a], (t) => t), true);
+    expect(
+      runWithLogger(logger, () => jsonListMatch([a, b], [a, c], (t) => t)),
+      false,
+    );
+    verify(
+      () => logger.info(
+        any(that: startsWith('Map<String, int> list differs at index 1')),
+      ),
+    ).called(1);
+
+    reset(logger);
+    expect(
+      runWithLogger(logger, () => jsonListMatch([a, b], [a, b, b], (t) => t)),
+      false,
+    );
+    verify(
+      () => logger.info("Map<String, int> list lengths don't match: 2 != 3"),
+    ).called(1);
+  });
+}