mirror of
https://github.com/flutter/flutter
synced 2024-08-27 12:00:58 +00:00
Dynamically add integration_tests and screenshots to native iOS test results (#95704)
This commit is contained in:
parent
bbc68cd207
commit
88327e3b72
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@ -25,6 +25,24 @@ void main() {
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// Build our app.
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app.main();
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// Pump a frame.
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await tester.pumpAndSettle();
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// Verify that platform version is retrieved.
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expect(
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find.byWidgetPredicate(
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(Widget widget) =>
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widget is Text &&
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widget.data!.startsWith('Platform: ${Platform.operatingSystem}'),
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),
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findsOneWidget,
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);
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});
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testWidgets('verify screenshot', (WidgetTester tester) async {
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// Build our app.
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app.main();
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// On Android, this is required prior to taking the screenshot.
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await binding.convertFlutterSurfaceToImage();
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@ -39,15 +57,5 @@ void main() {
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expect(secondPng.isNotEmpty, isTrue);
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expect(listEquals(firstPng, secondPng), isTrue);
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// Verify that platform version is retrieved.
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expect(
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find.byWidgetPredicate(
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(Widget widget) =>
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widget is Text &&
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widget.data!.startsWith('Platform: ${Platform.operatingSystem}'),
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),
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findsOneWidget,
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);
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});
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}
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@ -20,6 +20,20 @@
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ReferencedContainer = "container:Runner.xcodeproj">
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</BuildableReference>
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</BuildActionEntry>
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<BuildActionEntry
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buildForTesting = "YES"
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buildForRunning = "NO"
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buildForProfiling = "NO"
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buildForArchiving = "NO"
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buildForAnalyzing = "YES">
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<BuildableReference
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BuildableIdentifier = "primary"
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BlueprintIdentifier = "769541C723A0351900E5C350"
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BuildableName = "RunnerTests.xctest"
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BlueprintName = "RunnerTests"
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ReferencedContainer = "container:Runner.xcodeproj">
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</BuildableReference>
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</BuildActionEntry>
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</BuildActionEntries>
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</BuildAction>
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<TestAction
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@ -5,4 +5,89 @@
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@import XCTest;
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@import integration_test;
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#pragma mark - Dynamic tests
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INTEGRATION_TEST_IOS_RUNNER(RunnerTests)
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@interface RunnerTests (DynamicTests)
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@end
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@implementation RunnerTests (DynamicTests)
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- (void)setUp {
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// Verify tests have been dynamically added from FLUTTER_TARGET=integration_test/extended_test.dart
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XCTAssertTrue([self respondsToSelector:NSSelectorFromString(@"testVerifyScreenshot")]);
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XCTAssertTrue([self respondsToSelector:NSSelectorFromString(@"testVerifyText")]);
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XCTAssertTrue([self respondsToSelector:NSSelectorFromString(@"screenshotPlaceholder")]);
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}
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@end
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#pragma mark - Fake test results
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@interface IntegrationTestPlugin ()
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- (instancetype)initForRegistration;
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@end
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@interface FLTIntegrationTestRunner ()
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@property IntegrationTestPlugin *integrationTestPlugin;
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@end
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@interface FakeIntegrationTestPlugin : IntegrationTestPlugin
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@property(nonatomic, nullable) NSDictionary<NSString *, NSString *> *testResults;
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@end
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@implementation FakeIntegrationTestPlugin
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@synthesize testResults;
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- (void)setupChannels:(id<FlutterBinaryMessenger>)binaryMessenger {
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}
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@end
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#pragma mark - Behavior tests
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@interface IntegrationTestTests : XCTestCase
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@end
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@implementation IntegrationTestTests
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- (void)testDeprecatedIntegrationTest {
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NSString *testResult;
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wdeprecated-declarations"
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BOOL testPass = [[IntegrationTestIosTest new] testIntegrationTest:&testResult];
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#pragma clang diagnostic pop
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XCTAssertTrue(testPass, @"%@", testResult);
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}
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- (void)testMethodNamesFromDartTests {
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XCTAssertEqualObjects([FLTIntegrationTestRunner
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testCaseNameFromDartTestName:@"this is a test"], @"testThisIsATest");
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XCTAssertEqualObjects([FLTIntegrationTestRunner
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testCaseNameFromDartTestName:@"VALIDATE multi-point 🚀 UNICODE123: 😁"], @"testValidateMultiPointUnicode123");
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XCTAssertEqualObjects([FLTIntegrationTestRunner
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testCaseNameFromDartTestName:@"!UPPERCASE:\\ lower_seperate?"], @"testUppercaseLowerSeperate");
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}
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- (void)testDuplicatedDartTests {
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FakeIntegrationTestPlugin *fakePlugin = [[FakeIntegrationTestPlugin alloc] initForRegistration];
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// These are unique test names in dart, but would result in duplicate
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// XCTestCase names when the emojis are stripped.
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fakePlugin.testResults = @{@"unique": @"dart test failure", @"emoji 🐢": @"success", @"emoji 🐇": @"failure"};
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FLTIntegrationTestRunner *runner = [[FLTIntegrationTestRunner alloc] init];
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runner.integrationTestPlugin = fakePlugin;
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NSMutableDictionary<NSString *, NSString *> *failuresByTestName = [[NSMutableDictionary alloc] init];
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[runner testIntegrationTestWithResults:^(SEL nativeTestSelector, BOOL success, NSString *failureMessage) {
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NSString *testName = NSStringFromSelector(nativeTestSelector);
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XCTAssertFalse([failuresByTestName.allKeys containsObject:testName]);
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failuresByTestName[testName] = failureMessage;
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}];
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XCTAssertEqualObjects(failuresByTestName,
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(@{@"testUnique": @"dart test failure",
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@"testDuplicateTestNames": @"Cannot test \"emoji 🐇\", duplicate XCTestCase tests named testEmoji"}));
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}
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@end
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@ -0,0 +1,36 @@
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// Copyright 2014 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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@import Foundation;
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@class UIImage;
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NS_ASSUME_NONNULL_BEGIN
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typedef void (^FLTIntegrationTestResults)(SEL nativeTestSelector, BOOL success, NSString *_Nullable failureMessage);
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@interface FLTIntegrationTestRunner : NSObject
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/**
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* Any screenshots captured by the plugin.
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*/
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@property (copy, readonly) NSDictionary<NSString *, UIImage *> *capturedScreenshotsByName;
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/**
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* Starts dart tests and waits for results.
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*
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* @param testResult Will be called once per every completed dart test.
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*/
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- (void)testIntegrationTestWithResults:(NS_NOESCAPE FLTIntegrationTestResults)testResult;
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/**
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* An appropriate XCTest method name based on the dart test name.
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*
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* Example: dart test "verify widget-ABC123" becomes "testVerifyWidgetABC123"
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*/
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+ (NSString *)testCaseNameFromDartTestName:(NSString *)dartTestName;
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@end
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NS_ASSUME_NONNULL_END
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@ -0,0 +1,77 @@
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// Copyright 2014 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#import "FLTIntegrationTestRunner.h"
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#import "IntegrationTestPlugin.h"
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@import ObjectiveC.runtime;
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@import UIKit;
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@interface FLTIntegrationTestRunner ()
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@property IntegrationTestPlugin *integrationTestPlugin;
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@end
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@implementation FLTIntegrationTestRunner
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- (instancetype)init {
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self = [super init];
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_integrationTestPlugin = [IntegrationTestPlugin instance];
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return self;
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}
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- (void)testIntegrationTestWithResults:(NS_NOESCAPE FLTIntegrationTestResults)testResult {
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IntegrationTestPlugin *integrationTestPlugin = self.integrationTestPlugin;
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UIViewController *rootViewController = UIApplication.sharedApplication.delegate.window.rootViewController;
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if (![rootViewController isKindOfClass:[FlutterViewController class]]) {
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testResult(NSSelectorFromString(@"testSetup"), NO, @"rootViewController was not expected FlutterViewController");
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}
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FlutterViewController *flutterViewController = (FlutterViewController *)rootViewController;
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[integrationTestPlugin setupChannels:flutterViewController.engine.binaryMessenger];
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// Spin the runloop.
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while (!integrationTestPlugin.testResults) {
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[NSRunLoop.currentRunLoop runUntilDate:[NSDate dateWithTimeIntervalSinceNow:1.0]];
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}
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NSMutableSet<NSString *> *testCaseNames = [[NSMutableSet alloc] init];
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[integrationTestPlugin.testResults enumerateKeysAndObjectsUsingBlock:^(NSString *test, NSString *result, BOOL *stop) {
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NSString *testSelectorName = [[self class] testCaseNameFromDartTestName:test];
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// Validate Objective-C test names are unique after sanitization.
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if ([testCaseNames containsObject:testSelectorName]) {
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NSString *reason = [NSString stringWithFormat:@"Cannot test \"%@\", duplicate XCTestCase tests named %@", test, testSelectorName];
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testResult(NSSelectorFromString(@"testDuplicateTestNames"), NO, reason);
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*stop = YES;
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return;
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}
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[testCaseNames addObject:testSelectorName];
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SEL testSelector = NSSelectorFromString(testSelectorName);
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if ([result isEqualToString:@"success"]) {
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testResult(testSelector, YES, nil);
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} else {
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testResult(testSelector, NO, result);
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}
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}];
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}
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- (NSDictionary<NSString *,UIImage *> *)capturedScreenshotsByName {
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return self.integrationTestPlugin.capturedScreenshotsByName;
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}
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+ (NSString *)testCaseNameFromDartTestName:(NSString *)dartTestName {
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NSString *capitalizedString = dartTestName.localizedCapitalizedString;
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// Objective-C method names must be alphanumeric.
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NSCharacterSet *disallowedCharacters = NSCharacterSet.alphanumericCharacterSet.invertedSet;
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// Remove disallowed characters.
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NSString *upperCamelTestName = [[capitalizedString componentsSeparatedByCharactersInSet:disallowedCharacters] componentsJoinedByString:@""];
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return [NSString stringWithFormat:@"test%@", upperCamelTestName];
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}
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@end
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@ -2,16 +2,14 @@
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#import <Foundation/Foundation.h>
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@import Foundation;
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@import ObjectiveC.runtime;
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NS_ASSUME_NONNULL_BEGIN
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@protocol FLTIntegrationTestScreenshotDelegate;
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DEPRECATED_MSG_ATTRIBUTE("Use FLTIntegrationTestRunner instead.")
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@interface IntegrationTestIosTest : NSObject
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- (instancetype)initWithScreenshotDelegate:(nullable id<FLTIntegrationTestScreenshotDelegate>)delegate NS_DESIGNATED_INITIALIZER;
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/**
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* Initiate dart tests and wait for results. @c testResult will be set to a string describing the results.
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*
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@ -21,26 +19,48 @@ NS_ASSUME_NONNULL_BEGIN
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@end
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// For every Flutter dart test, dynamically generate an Objective-C method mirroring the test results
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// so it is reported as a native XCTest run result.
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// If the Flutter dart tests have captured screenshots, add them to the XCTest bundle.
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#define INTEGRATION_TEST_IOS_RUNNER(__test_class) \
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@interface __test_class : XCTestCase<FLTIntegrationTestScreenshotDelegate> \
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@interface __test_class : XCTestCase \
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@end \
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\
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@implementation __test_class \
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\
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- (void)testIntegrationTest { \
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NSString *testResult; \
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IntegrationTestIosTest *integrationTestIosTest = integrationTestIosTest = [[IntegrationTestIosTest alloc] initWithScreenshotDelegate:self]; \
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BOOL testPass = [integrationTestIosTest testIntegrationTest:&testResult]; \
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XCTAssertTrue(testPass, @"%@", testResult); \
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} \
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\
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- (void)didTakeScreenshot:(UIImage *)screenshot attachmentName:(NSString *)name { \
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XCTAttachment *attachment = [XCTAttachment attachmentWithImage:screenshot]; \
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attachment.lifetime = XCTAttachmentLifetimeKeepAlways; \
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if (name != nil) { \
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attachment.name = name; \
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+ (NSArray<NSInvocation *> *)testInvocations { \
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FLTIntegrationTestRunner *integrationTestRunner = [[FLTIntegrationTestRunner alloc] init]; \
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NSMutableArray<NSInvocation *> *testInvocations = [[NSMutableArray alloc] init]; \
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[integrationTestRunner testIntegrationTestWithResults:^(SEL testSelector, BOOL success, NSString *failureMessage) { \
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IMP assertImplementation = imp_implementationWithBlock(^(id _self) { \
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XCTAssertTrue(success, @"%@", failureMessage); \
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}); \
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class_addMethod(self, testSelector, assertImplementation, "v@:"); \
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NSMethodSignature *signature = [self instanceMethodSignatureForSelector:testSelector]; \
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NSInvocation *invocation = [NSInvocation invocationWithMethodSignature:signature]; \
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invocation.selector = testSelector; \
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[testInvocations addObject:invocation]; \
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}]; \
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NSDictionary<NSString *, UIImage *> *capturedScreenshotsByName = integrationTestRunner.capturedScreenshotsByName; \
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if (capturedScreenshotsByName.count > 0) { \
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IMP screenshotImplementation = imp_implementationWithBlock(^(id _self) { \
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[capturedScreenshotsByName enumerateKeysAndObjectsUsingBlock:^(NSString *name, UIImage *screenshot, BOOL *stop) { \
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XCTAttachment *attachment = [XCTAttachment attachmentWithImage:screenshot]; \
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attachment.lifetime = XCTAttachmentLifetimeKeepAlways; \
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if (name != nil) { \
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attachment.name = name; \
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} \
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[_self addAttachment:attachment]; \
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}]; \
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}); \
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SEL attachmentSelector = NSSelectorFromString(@"screenshotPlaceholder"); \
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class_addMethod(self, attachmentSelector, screenshotImplementation, "v@:"); \
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NSMethodSignature *attachmentSignature = [self instanceMethodSignatureForSelector:attachmentSelector]; \
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NSInvocation *attachmentInvocation = [NSInvocation invocationWithMethodSignature:attachmentSignature]; \
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attachmentInvocation.selector = attachmentSelector; \
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[testInvocations addObject:attachmentInvocation]; \
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} \
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[self addAttachment:attachment]; \
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return testInvocations; \
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} \
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\
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@end
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@ -3,61 +3,40 @@
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// found in the LICENSE file.
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#import "IntegrationTestIosTest.h"
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#import "IntegrationTestPlugin.h"
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@interface IntegrationTestIosTest()
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@property (nonatomic) IntegrationTestPlugin *integrationTestPlugin;
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@end
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#import "IntegrationTestPlugin.h"
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#import "FLTIntegrationTestRunner.h"
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#pragma mark - Deprecated
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wdeprecated-implementations"
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@implementation IntegrationTestIosTest
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- (instancetype)initWithScreenshotDelegate:(id<FLTIntegrationTestScreenshotDelegate>)delegate {
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self = [super init];
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_integrationTestPlugin = [IntegrationTestPlugin instance];
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_integrationTestPlugin.screenshotDelegate = delegate;
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return self;
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}
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- (instancetype)init {
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return [self initWithScreenshotDelegate:nil];
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}
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- (BOOL)testIntegrationTest:(NSString **)testResult {
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IntegrationTestPlugin *integrationTestPlugin = self.integrationTestPlugin;
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UIViewController *rootViewController =
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[[[[UIApplication sharedApplication] delegate] window] rootViewController];
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if (![rootViewController isKindOfClass:[FlutterViewController class]]) {
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NSLog(@"expected FlutterViewController as rootViewController.");
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return NO;
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}
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FlutterViewController *flutterViewController = (FlutterViewController *)rootViewController;
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[integrationTestPlugin setupChannels:flutterViewController.engine.binaryMessenger];
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while (!integrationTestPlugin.testResults) {
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CFRunLoopRunInMode(kCFRunLoopDefaultMode, 1.f, NO);
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}
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NSDictionary<NSString *, NSString *> *testResults = integrationTestPlugin.testResults;
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NSMutableArray<NSString *> *passedTests = [NSMutableArray array];
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NSMutableArray<NSString *> *failedTests = [NSMutableArray array];
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NSLog(@"==================== Test Results =====================");
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for (NSString *test in testResults.allKeys) {
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NSString *result = testResults[test];
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if ([result isEqualToString:@"success"]) {
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NSLog(@"%@ passed.", test);
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[passedTests addObject:test];
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NSMutableArray<NSString *> *failedTests = [NSMutableArray array];
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NSMutableArray<NSString *> *testNames = [NSMutableArray array];
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[[FLTIntegrationTestRunner new] testIntegrationTestWithResults:^(SEL testSelector, BOOL success, NSString *message) {
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NSString *testName = NSStringFromSelector(testSelector);
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[testNames addObject:testName];
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if (success) {
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NSLog(@"%@ passed.", testName);
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} else {
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NSLog(@"%@ failed: %@", test, result);
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[failedTests addObject:test];
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NSLog(@"%@ failed: %@", testName, message);
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[failedTests addObject:testName];
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}
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}
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}];
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NSLog(@"================== Test Results End ====================");
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BOOL testPass = failedTests.count == 0;
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if (!testPass && testResult) {
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if (!testPass && testResult != NULL) {
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*testResult =
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[NSString stringWithFormat:@"Detected failed integration test(s) %@ among %@",
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failedTests.description, testResults.allKeys.description];
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failedTests.description, testNames.description];
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}
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return testPass;
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}
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@end
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#pragma clang diagnostic pop
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@ -6,13 +6,6 @@
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NS_ASSUME_NONNULL_BEGIN
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@protocol FLTIntegrationTestScreenshotDelegate
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/** This will be called when a dart integration test triggers a window screenshot with @c takeScreenshot. */
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- (void)didTakeScreenshot:(UIImage *)screenshot attachmentName:(nullable NSString *)name;
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@end
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/** A Flutter plugin that's responsible for communicating the test results back
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* to iOS XCTest. */
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@interface IntegrationTestPlugin : NSObject <FlutterPlugin>
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|
@ -23,6 +16,11 @@ NS_ASSUME_NONNULL_BEGIN
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*/
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@property(nonatomic, readonly, nullable) NSDictionary<NSString *, NSString *> *testResults;
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/**
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* Mapping of screenshot images by suggested names, captured by the dart tests.
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*/
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@property (copy, readonly) NSDictionary<NSString *, UIImage *> *capturedScreenshotsByName;
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/** Fetches the singleton instance of the plugin. */
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+ (IntegrationTestPlugin *)instance;
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||||
|
@ -30,8 +28,6 @@ NS_ASSUME_NONNULL_BEGIN
|
|||
|
||||
- (instancetype)init NS_UNAVAILABLE;
|
||||
|
||||
@property(weak, nonatomic) id<FLTIntegrationTestScreenshotDelegate> screenshotDelegate;
|
||||
|
||||
@end
|
||||
|
||||
NS_ASSUME_NONNULL_END
|
||||
|
|
|
@ -2,10 +2,10 @@
|
|||
// Use of this source code is governed by a BSD-style license that can be
|
||||
// found in the LICENSE file.
|
||||
|
||||
@import UIKit;
|
||||
|
||||
#import "IntegrationTestPlugin.h"
|
||||
|
||||
@import UIKit;
|
||||
|
||||
static NSString *const kIntegrationTestPluginChannel = @"plugins.flutter.io/integration_test";
|
||||
static NSString *const kMethodTestFinished = @"allTestsFinished";
|
||||
static NSString *const kMethodScreenshot = @"captureScreenshot";
|
||||
|
@ -16,10 +16,13 @@ static NSString *const kMethodRevertImage = @"revertFlutterImage";
|
|||
|
||||
@property(nonatomic, readwrite) NSDictionary<NSString *, NSString *> *testResults;
|
||||
|
||||
- (instancetype)init NS_DESIGNATED_INITIALIZER;
|
||||
|
||||
@end
|
||||
|
||||
@implementation IntegrationTestPlugin {
|
||||
NSDictionary<NSString *, NSString *> *_testResults;
|
||||
NSMutableDictionary<NSString *, UIImage *> *_capturedScreenshotsByName;
|
||||
}
|
||||
|
||||
+ (IntegrationTestPlugin *)instance {
|
||||
|
@ -32,7 +35,13 @@ static NSString *const kMethodRevertImage = @"revertFlutterImage";
|
|||
}
|
||||
|
||||
- (instancetype)initForRegistration {
|
||||
return [super init];
|
||||
return [self init];
|
||||
}
|
||||
|
||||
- (instancetype)init {
|
||||
self = [super init];
|
||||
_capturedScreenshotsByName = [NSMutableDictionary new];
|
||||
return self;
|
||||
}
|
||||
|
||||
+ (void)registerWithRegistrar:(NSObject<FlutterPluginRegistrar> *)registrar {
|
||||
|
@ -59,7 +68,7 @@ static NSString *const kMethodRevertImage = @"revertFlutterImage";
|
|||
// If running as a native Xcode test, attach to test.
|
||||
UIImage *screenshot = [self capturePngScreenshot];
|
||||
NSString *name = call.arguments[@"name"];
|
||||
[self.screenshotDelegate didTakeScreenshot:screenshot attachmentName:name];
|
||||
_capturedScreenshotsByName[name] = screenshot;
|
||||
|
||||
// Also pass back along the channel for the driver to handle.
|
||||
NSData *pngData = UIImagePNGRepresentation(screenshot);
|
||||
|
|
Loading…
Reference in a new issue