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| 1 | +// |
| 2 | +// AIChatUserScriptHandlerTests.swift |
| 3 | +// DuckDuckGo |
| 4 | +// |
| 5 | +// Copyright © 2025 DuckDuckGo. All rights reserved. |
| 6 | +// |
| 7 | +// Licensed under the Apache License, Version 2.0 (the "License"); |
| 8 | +// you may not use this file except in compliance with the License. |
| 9 | +// You may obtain a copy of the License at |
| 10 | +// |
| 11 | +// http://www.apache.org/licenses/LICENSE-2.0 |
| 12 | +// |
| 13 | +// Unless required by applicable law or agreed to in writing, software |
| 14 | +// distributed under the License is distributed on an "AS IS" BASIS, |
| 15 | +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 16 | +// See the License for the specific language governing permissions and |
| 17 | +// limitations under the License. |
| 18 | +// |
| 19 | + |
| 20 | + |
| 21 | +import XCTest |
| 22 | +@testable import DuckDuckGo |
| 23 | +import UserScript |
| 24 | +import WebKit |
| 25 | + |
| 26 | +class AIChatUserScriptHandlerTests: XCTestCase { |
| 27 | + var aiChatUserScriptHandler: AIChatUserScriptHandler! |
| 28 | + var mockFeatureFlagger: MockFeatureFlagger! |
| 29 | + var mockPayloadHandler: MockAIChatPayloadHandling! |
| 30 | + |
| 31 | + override func setUp() { |
| 32 | + super.setUp() |
| 33 | + mockFeatureFlagger = MockFeatureFlagger(enabledFeatureFlags: [.aiChatDeepLink]) |
| 34 | + mockPayloadHandler = MockAIChatPayloadHandling() |
| 35 | + aiChatUserScriptHandler = AIChatUserScriptHandler(featureFlagger: mockFeatureFlagger) |
| 36 | + aiChatUserScriptHandler.setPayloadHandler(mockPayloadHandler) |
| 37 | + } |
| 38 | + |
| 39 | + override func tearDown() { |
| 40 | + aiChatUserScriptHandler = nil |
| 41 | + mockFeatureFlagger = nil |
| 42 | + mockPayloadHandler = nil |
| 43 | + super.tearDown() |
| 44 | + } |
| 45 | + |
| 46 | + func testGetAIChatNativeConfigValues() { |
| 47 | + // Given |
| 48 | + // MockFeatureFlagger is already initialized with .aiChatDeepLink enabled |
| 49 | + |
| 50 | + // When |
| 51 | + let configValues = aiChatUserScriptHandler.getAIChatNativeConfigValues(params: [], message: MockUserScriptMessage(name: "test", body: [:])) as? AIChatNativeConfigValues |
| 52 | + |
| 53 | + // Then |
| 54 | + XCTAssertNotNil(configValues) |
| 55 | + XCTAssertEqual(configValues?.isAIChatHandoffEnabled, true) |
| 56 | + XCTAssertEqual(configValues?.platform, "ios") |
| 57 | + } |
| 58 | + |
| 59 | + func testGetAIChatNativeHandoffData() { |
| 60 | + // Given |
| 61 | + let expectedPayload = ["key": "value"] |
| 62 | + mockPayloadHandler.payload = expectedPayload |
| 63 | + |
| 64 | + // When |
| 65 | + let handoffData = aiChatUserScriptHandler.getAIChatNativeHandoffData(params: [], message: MockUserScriptMessage(name: "test", body: [:])) as? AIChatNativeHandoffData |
| 66 | + |
| 67 | + // Then |
| 68 | + XCTAssertNotNil(handoffData) |
| 69 | + XCTAssertEqual(handoffData?.isAIChatHandoffEnabled, true) |
| 70 | + XCTAssertEqual(handoffData?.platform, "ios") |
| 71 | + XCTAssertEqual(handoffData?.aiChatPayload as? [String: String], expectedPayload) |
| 72 | + } |
| 73 | + |
| 74 | + func testOpenAIChat() async { |
| 75 | + // Given |
| 76 | + let expectation = self.expectation(description: "Notification should be posted") |
| 77 | + let payload = ["key": "value"] |
| 78 | + let message = MockUserScriptMessage(name: "test", body: payload) |
| 79 | + |
| 80 | + // When |
| 81 | + let result = await aiChatUserScriptHandler.openAIChat(params: payload, message: message) |
| 82 | + |
| 83 | + // Then |
| 84 | + XCTAssertNil(result) |
| 85 | + // Wait for the notification to be posted |
| 86 | + DispatchQueue.main.async { |
| 87 | + expectation.fulfill() |
| 88 | + } |
| 89 | + await fulfillment(of: [expectation]) |
| 90 | + } |
| 91 | +} |
| 92 | + |
| 93 | +class MockAIChatPayloadHandling: AIChatPayloadHandling { |
| 94 | + typealias PayloadType = [String: Any] |
| 95 | + |
| 96 | + var payload: PayloadType? |
| 97 | + |
| 98 | + func setPayload(_ payload: PayloadType) { |
| 99 | + self.payload = payload |
| 100 | + } |
| 101 | + |
| 102 | + func consumePayload() -> PayloadType? { |
| 103 | + defer { payload = nil } // Reset the payload after consuming |
| 104 | + return payload |
| 105 | + } |
| 106 | + |
| 107 | + func reset() { |
| 108 | + payload = nil |
| 109 | + } |
| 110 | +} |
| 111 | + |
| 112 | +struct MockUserScriptMessage: UserScriptMessage { |
| 113 | + public var messageName: String |
| 114 | + public var messageBody: Any |
| 115 | + public var messageHost: String |
| 116 | + public var isMainFrame: Bool |
| 117 | + public var messageWebView: WKWebView? |
| 118 | + |
| 119 | + // Initializer for the mock |
| 120 | + public init(messageName: String, messageBody: Any, messageHost: String, isMainFrame: Bool, messageWebView: WKWebView?) { |
| 121 | + self.messageName = messageName |
| 122 | + self.messageBody = messageBody |
| 123 | + self.messageHost = messageHost |
| 124 | + self.isMainFrame = isMainFrame |
| 125 | + self.messageWebView = messageWebView |
| 126 | + } |
| 127 | + |
| 128 | + // Convenience initializer |
| 129 | + public init(name: String, body: Any) { |
| 130 | + self.messageName = name |
| 131 | + self.messageBody = body |
| 132 | + self.messageHost = "localhost" // Default value |
| 133 | + self.isMainFrame = true // Default value |
| 134 | + self.messageWebView = nil // Default value |
| 135 | + } |
| 136 | +} |
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