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Merge pull request #20 from moratori/fix-wkwebview
Add custom scheme handler to WKWebView
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150 changes: 150 additions & 0 deletions
150
tw2023_walletTests/Feature/ShareCredential/Views/WebViewTests.swift
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,150 @@ | ||
| // | ||
| // RedirectViewTests.swift | ||
| // tw2023_walletTests | ||
| // | ||
| // Created by katsuyoshi ozaki on 2024/07/02. | ||
| // | ||
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| import Foundation | ||
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| import XCTest | ||
| import SwiftUI | ||
| import WebKit | ||
| @testable import tw2023_wallet | ||
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| class WebViewTests: XCTestCase { | ||
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| var webView: WebView! | ||
| var webViewController: WKWebView! | ||
| var mockCoordinator: MockCoordinator! | ||
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| override func setUpWithError() throws { | ||
| webView = WebView(urlString: "https://example.com", cookieStrings: [], onClose: {}) | ||
| webViewController = WKWebView(frame: .zero, configuration: WKWebViewConfiguration()) | ||
| mockCoordinator = MockCoordinator(parent: webView, onClose: {}) | ||
| webViewController.navigationDelegate = mockCoordinator | ||
| } | ||
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| func testWebViewLoadsCorrectURL() { | ||
| let expectation = XCTestExpectation(description: "WebView loads correct URL") | ||
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| guard let url = URL(string: webView.urlString) else { | ||
| XCTFail("Invalid URL") | ||
| return | ||
| } | ||
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| webViewController.load(URLRequest(url: url)) | ||
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| DispatchQueue.main.asyncAfter(deadline: .now() + 1.0) { | ||
| XCTAssertEqual(self.webViewController.url?.absoluteString, "https://example.com/") | ||
| expectation.fulfill() | ||
| } | ||
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| wait(for: [expectation], timeout: 2.0) | ||
| } | ||
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| func testWebViewSetsCookies() { | ||
| let expectation = XCTestExpectation(description: "WebView sets cookies") | ||
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| let cookieString = "testCookie=testValue" | ||
| webView = WebView(urlString: "https://example.com", cookieStrings: [cookieString], onClose: {}) | ||
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| guard let url = URL(string: webView.urlString) else { | ||
| XCTFail("Invalid URL") | ||
| return | ||
| } | ||
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| let cookies = webView.cookieStrings.compactMap { cookieString -> HTTPCookie? in | ||
| let parts = cookieString.split(separator: "=", maxSplits: 1).map(String.init) | ||
| guard parts.count == 2 else { return nil } | ||
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| let properties: [HTTPCookiePropertyKey: Any] = [ | ||
| .name: parts[0], | ||
| .value: parts[1], | ||
| .path: "/", | ||
| .domain: url.host ?? "", | ||
| ] | ||
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| return HTTPCookie(properties: properties) | ||
| } | ||
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| for cookie in cookies { | ||
| webViewController.configuration.websiteDataStore.httpCookieStore.setCookie(cookie) | ||
| } | ||
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| webViewController.load(URLRequest(url: url)) | ||
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| DispatchQueue.main.asyncAfter(deadline: .now() + 1.0) { | ||
| self.webViewController.configuration.websiteDataStore.httpCookieStore.getAllCookies { cookies in | ||
| XCTAssertTrue(cookies.contains { $0.name == "testCookie" && $0.value == "testValue" }) | ||
| expectation.fulfill() | ||
| } | ||
| } | ||
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| wait(for: [expectation], timeout: 2.0) | ||
| } | ||
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| func testHandleCustomScheme() { | ||
| let expectation = XCTestExpectation(description: "WebView handles custom scheme and calls onClose") | ||
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| var onCloseCalled = false | ||
| webView = WebView(urlString: "https://example.com", cookieStrings: [], onClose: { | ||
| onCloseCalled = true | ||
| expectation.fulfill() | ||
| }) | ||
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| let mockCoordinator = MockCoordinator(parent: webView, onClose: webView.onClose) | ||
| webViewController.navigationDelegate = mockCoordinator | ||
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| let url = URL(string: "openid-credential-offer://example")! | ||
| mockCoordinator.handleCustomSchemeInWKWebView(url: url) | ||
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| DispatchQueue.main.asyncAfter(deadline: .now() + 1.0) { | ||
| XCTAssertTrue(onCloseCalled) | ||
| expectation.fulfill() | ||
| } | ||
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| wait(for: [expectation], timeout: 2.0) | ||
| } | ||
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| } | ||
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| class MockCoordinator: NSObject, WKNavigationDelegate { | ||
| var parent: WebView | ||
| var onClose: () -> Void | ||
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| init(parent: WebView, onClose: @escaping () -> Void) { | ||
| self.parent = parent | ||
| self.onClose = onClose | ||
| } | ||
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| func webView(_ webView: WKWebView, decidePolicyFor navigationAction: WKNavigationAction, decisionHandler: @escaping (WKNavigationActionPolicy) -> Void) { | ||
| if let url = navigationAction.request.url, url.scheme == "openid-credential-offer" { | ||
| handleCustomSchemeInWKWebView(url: url) | ||
| decisionHandler(.cancel) | ||
| return | ||
| } | ||
| decisionHandler(.allow) | ||
| } | ||
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| func handleCustomSchemeInWKWebView(url: URL) { | ||
| print("Handling custom scheme URL: \(url)") | ||
| if UIApplication.shared.canOpenURL(url) { | ||
| UIApplication.shared.open(url, options: [:]) { success in | ||
| if success { | ||
| DispatchQueue.main.async { | ||
| self.onClose() | ||
| } | ||
| } else { | ||
| print("Failed to open URL: \(url)") | ||
| } | ||
| } | ||
| } else { | ||
| print("Cannot open URL: \(url)") | ||
| } | ||
| } | ||
| } | ||
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