Add empty test (#139)

Kohei Asai · web-flow · commit e304911597bb · 2020-07-17T15:49:38.000-07:00
diff --git a/test/dummy_test.dart b/test/dummy_test.dart
@@ -0,0 +1,7 @@
+import "package:test/test.dart";
+
+void main() {
+  test("succeeds", () {
+    expect(true, isTrue);
+  });
+}
