- Fix #235 - fix issue taking a screenshot on an Android device

  - Resolved #170: Added example code to ensure json report is save to disk even when the test run fails. Also added script to generate a HTML report from a JSON report

Author: jonsamwell

CHANGELOG.md

@@ -1,3 +1,7 @@
+## [3.0.0-rc.13] - 27/06/2022
+  - Fix #235 - fix issue taking a screenshot on an Android device
+  - Resolved #170: Added example code to ensure json report is save to disk even when the test run fails. Also added script to generate a HTML report from a JSON report
+
 ## [3.0.0-rc.12] - 24/06/2022
   - Fix #222 - escape single quotation marks in data tables
 

example_with_integration_test/integration_test/features/create.feature

@@ -7,6 +7,7 @@ Feature: Creating todos
     Then I expect the todo list
       | Todo        |
       | Buy spinach |
+    When I take a screenshot called 'Johnson'
 
   Scenario: User can create multiple new todo items
     Given I fill the "todo" field with "Buy carrots"

example_with_integration_test/integration_test/gherkin/configuration.dart

@@ -22,6 +22,7 @@ FlutterTestConfiguration gherkinTestConfiguration = FlutterTestConfiguration(
   ],
   hooks: [
     ResetAppHook(),
+    // AttachScreenshotAfterStepHook(),
   ],
   reporters: [
     StdoutReporter(MessageLevel.error)
@@ -33,6 +34,9 @@ FlutterTestConfiguration gherkinTestConfiguration = FlutterTestConfiguration(
     TestRunSummaryReporter()
       ..setWriteLineFn(print)
       ..setWriteFn(print),
+    JsonReporter(
+      writeReport: (_, __) => Future<void>.value(),
+    ),
   ],
   createWorld: (config) => Future.value(CustomWorld()),
 );

example_with_integration_test/integration_test/gherkin/hooks/attach_screenshot_after_step_hook.dart

@@ -0,0 +1,28 @@
+import 'dart:convert';
+
+import 'package:flutter_gherkin/flutter_gherkin.dart';
+import 'package:gherkin/gherkin.dart';
+
+class AttachScreenshotAfterStepHook extends Hook {
+  @override
+  Future<void> onAfterStep(
+    World world,
+    String step,
+    StepResult stepResult,
+  ) async {
+    try {
+      final screenshotData = await takeScreenshot(world);
+      world.attach(screenshotData, 'image/png', step);
+    } catch (e, st) {
+      world.attach('Failed to take screenshot\n$e\n$st', 'text/plain', step);
+    }
+
+    return super.onAfterStep(world, step, stepResult);
+  }
+}
+
+Future<String> takeScreenshot(World world) async {
+  final bytes = await (world as FlutterWorld).appDriver.screenshot();
+
+  return base64Encode(bytes);
+}