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2026-08-04 17:04:18 +08:00
parent c7ebb5a205
commit 5746d773de
15 changed files with 187 additions and 56 deletions
@@ -0,0 +1,65 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+import 'package:slogan_app/shared/app_toast.dart';
+
+void main() {
+  testWidgets('showToast 显示在屏幕正中心', (tester) async {
+    await tester.pumpWidget(MaterialApp(
+      navigatorKey: appNavigatorKey,
+      home: const Scaffold(body: Center(child: Text('页面'))),
+    ));
+
+    showToast('上传成功');
+    await tester.pump();
+
+    final text = find.text('上传成功');
+    expect(text, findsOneWidget);
+    final center = tester.getCenter(text);
+    final screen = tester.getSize(find.byType(MaterialApp));
+    expect(center.dx, closeTo(screen.width / 2, 1));
+    expect(center.dy, closeTo(screen.height / 2, 1));
+
+    // 等 toast 消失，避免测试结束时残留 Timer
+    await tester.pump(const Duration(seconds: 3));
+  });
+
+  testWidgets('短文本 2 秒后消失', (tester) async {
+    await tester.pumpWidget(MaterialApp(
+      navigatorKey: appNavigatorKey,
+      home: const Scaffold(body: Center(child: Text('页面'))),
+    ));
+
+    showToast('上传成功');
+    await tester.pump();
+    expect(find.text('上传成功'), findsOneWidget);
+
+    // 2 秒整之前仍在
+    await tester.pump(const Duration(milliseconds: 1900));
+    expect(find.text('上传成功'), findsOneWidget);
+
+    // 超过 2 秒后消失
+    await tester.pump(const Duration(milliseconds: 200));
+    expect(find.text('上传成功'), findsNothing);
+  });
+
+  testWidgets('长文本 4 秒后消失', (tester) async {
+    await tester.pumpWidget(MaterialApp(
+      navigatorKey: appNavigatorKey,
+      home: const Scaffold(body: Center(child: Text('页面'))),
+    ));
+
+    showToast('这是一个超过二十个字符的非常长的提示消息内容展示测试');
+    await tester.pump();
+    expect(find.text('这是一个超过二十个字符的非常长的提示消息内容展示测试'),
+        findsOneWidget);
+
+    await tester.pump(const Duration(seconds: 3));
+    expect(find.text('这是一个超过二十个字符的非常长的提示消息内容展示测试'),
+        findsOneWidget);
+
+    await tester.pump(const Duration(seconds: 1, milliseconds: 500));
+    expect(find.text('这是一个超过二十个字符的非常长的提示消息内容展示测试'),
+        findsNothing);
+  });
+}