FlutterPluginAppLifeCycleDelegateTest.mm

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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#import <OCMock/OCMock.h>
#import <XCTest/XCTest.h>
 
#import "flutter/shell/platform/darwin/common/framework/Headers/FlutterMacros.h"
#import "flutter/shell/platform/darwin/ios/framework/Headers/FlutterPluginAppLifeCycleDelegate.h"
 
FLUTTER_ASSERT_ARC
 
@interface FlutterPluginAppLifeCycleDelegateTest : XCTestCase
@end
 
@implementation FlutterPluginAppLifeCycleDelegateTest
 
- (void)testCreate {
  FlutterPluginAppLifeCycleDelegate* delegate = [[FlutterPluginAppLifeCycleDelegate alloc] init];
  XCTAssertNotNil(delegate);
}
 
#if not APPLICATION_EXTENSION_API_ONLY
- (void)testDidEnterBackground {
  XCTNSNotificationExpectation* expectation = [[XCTNSNotificationExpectation alloc]
      initWithName:UIApplicationDidEnterBackgroundNotification];
  FlutterPluginAppLifeCycleDelegate* delegate = [[FlutterPluginAppLifeCycleDelegate alloc] init];
  id plugin = OCMProtocolMock(@protocol(FlutterPlugin));
  [delegate addDelegate:plugin];
  [[NSNotificationCenter defaultCenter]
      postNotificationName:UIApplicationDidEnterBackgroundNotification
                    object:nil];
 
  [self waitForExpectations:@[ expectation ] timeout:5.0];
  OCMVerify([plugin applicationDidEnterBackground:[UIApplication sharedApplication]]);
}
 
- (void)testWillEnterForeground {
  XCTNSNotificationExpectation* expectation = [[XCTNSNotificationExpectation alloc]
      initWithName:UIApplicationWillEnterForegroundNotification];
 
  FlutterPluginAppLifeCycleDelegate* delegate = [[FlutterPluginAppLifeCycleDelegate alloc] init];
  id plugin = OCMProtocolMock(@protocol(FlutterPlugin));
  [delegate addDelegate:plugin];
  [[NSNotificationCenter defaultCenter]
      postNotificationName:UIApplicationWillEnterForegroundNotification
                    object:nil];
  [self waitForExpectations:@[ expectation ] timeout:5.0];
  OCMVerify([plugin applicationWillEnterForeground:[UIApplication sharedApplication]]);
}
 
- (void)testWillResignActive {
  XCTNSNotificationExpectation* expectation =
      [[XCTNSNotificationExpectation alloc] initWithName:UIApplicationWillResignActiveNotification];
 
  FlutterPluginAppLifeCycleDelegate* delegate = [[FlutterPluginAppLifeCycleDelegate alloc] init];
  id plugin = OCMProtocolMock(@protocol(FlutterPlugin));
  [delegate addDelegate:plugin];
  [[NSNotificationCenter defaultCenter]
      postNotificationName:UIApplicationWillResignActiveNotification
                    object:nil];
  [self waitForExpectations:@[ expectation ] timeout:5.0];
  OCMVerify([plugin applicationWillResignActive:[UIApplication sharedApplication]]);
}
 
- (void)testDidBecomeActive {
  XCTNSNotificationExpectation* expectation =
      [[XCTNSNotificationExpectation alloc] initWithName:UIApplicationDidBecomeActiveNotification];
 
  FlutterPluginAppLifeCycleDelegate* delegate = [[FlutterPluginAppLifeCycleDelegate alloc] init];
  id plugin = OCMProtocolMock(@protocol(FlutterPlugin));
  [delegate addDelegate:plugin];
  [[NSNotificationCenter defaultCenter]
      postNotificationName:UIApplicationDidBecomeActiveNotification
                    object:nil];
  [self waitForExpectations:@[ expectation ] timeout:5.0];
  OCMVerify([plugin applicationDidBecomeActive:[UIApplication sharedApplication]]);
}
 
- (void)testWillTerminate {
  XCTNSNotificationExpectation* expectation =
      [[XCTNSNotificationExpectation alloc] initWithName:UIApplicationWillTerminateNotification];
 
  FlutterPluginAppLifeCycleDelegate* delegate = [[FlutterPluginAppLifeCycleDelegate alloc] init];
  id plugin = OCMProtocolMock(@protocol(FlutterPlugin));
  [delegate addDelegate:plugin];
  [[NSNotificationCenter defaultCenter] postNotificationName:UIApplicationWillTerminateNotification
                                                      object:nil];
  [self waitForExpectations:@[ expectation ] timeout:5.0];
  OCMVerify([plugin applicationWillTerminate:[UIApplication sharedApplication]]);
}
#endif
 
@end