create media list view controller to handles media list view

2022-04-18 14:27:50 -03:00
parent b5e99e505d
commit 852f4b1ec5
2 changed files with 53 additions and 0 deletions
@@ -0,0 +1,37 @@
+import 'package:stream_chat_flutter/src/media_list_view_controller.dart';
+import 'package:test/test.dart';
+
+void main() {
+  test('should update media', () {
+    final controller = MediaListViewController();
+
+    expect(controller.shouldUpdateMedia, false);
+
+    controller.updateMedia(newValue: true);
+    expect(controller.shouldUpdateMedia, true);
+
+    controller.dispose();
+  });
+
+  test('should notify listeners on update media', () {
+    final controller = MediaListViewController();
+
+    var callCount = 0;
+    void updateCallsSpy() => callCount++;
+
+    controller.addListener(updateCallsSpy);
+
+    expect(callCount, 0);
+    controller.updateMedia(newValue: false);
+    expect(controller.shouldUpdateMedia, false);
+    expect(callCount, 1);
+
+    controller.updateMedia(newValue: true);
+    expect(controller.shouldUpdateMedia, true);
+    expect(callCount, 2);
+
+    controller
+      ..removeListener(updateCallsSpy)
+      ..dispose();
+  });
+}