[webview_flutter_wkwebview] Tear down ProxyAPIRegistrar in applicationWillTerminate
#11484
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| // Copyright 2013 The Flutter Authors | ||
| // Use of this source code is governed by a BSD-style license that can be | ||
| // found in the LICENSE file. | ||
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| import XCTest | ||
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| @testable import webview_flutter_wkwebview | ||
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| #if os(iOS) | ||
| import Flutter | ||
| import UIKit | ||
| #endif | ||
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| class WebViewFlutterPluginTests: XCTestCase { | ||
| #if os(iOS) | ||
| func testInstanceManagerIsDeallocatedInApplicationWillTerminate() { | ||
| let plugin = WebViewFlutterPlugin(binaryMessenger: TestBinaryMessenger()) | ||
| plugin.proxyApiRegistrar!.setUp() | ||
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| let view = UIView() | ||
| _ = plugin.proxyApiRegistrar!.instanceManager.addHostCreatedInstance(view) | ||
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| // Attaches an associated object to the InstanceManager to listen for when it is deallocated. | ||
| var finalizer: TestFinalizer? = TestFinalizer() | ||
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| let key = malloc(1)! | ||
| defer { | ||
| free(key) | ||
| } | ||
| objc_setAssociatedObject( | ||
| plugin.proxyApiRegistrar!.instanceManager, key, finalizer, .OBJC_ASSOCIATION_RETAIN) | ||
| let expectation = self.expectation(description: "Wait for InstanceManager to be deallocated.") | ||
| TestFinalizer.onDeinit = { | ||
| expectation.fulfill() | ||
| } | ||
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| // Ensure method is from `FlutterApplicationLifeCycleDelegate`. | ||
| (plugin as FlutterApplicationLifeCycleDelegate).applicationWillTerminate!( | ||
| UIApplication.shared) | ||
| XCTAssertNil(plugin.proxyApiRegistrar) | ||
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| finalizer = nil | ||
| waitForExpectations(timeout: 5.0) | ||
| } | ||
| #endif | ||
| } | ||
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| class TestFinalizer { | ||
| static var onDeinit: (() -> Void)? | ||
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| deinit { | ||
| Self.onDeinit?() | ||
| } | ||
| } |
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Why application delegate rather than the newer scene delegate that replaces it?