Added tests for read indicators

Author: martinmitrevski

StreamChatSwiftUI.xcodeproj/project.pbxproj

@@ -8,6 +8,7 @@
 
 /* Begin PBXBuildFile section */
 		841B2EF4278DB9E500ED619E /* MessageListHelperViews.swift in Sources */ = {isa = PBXBuildFile; fileRef = 841B2EF3278DB9E500ED619E /* MessageListHelperViews.swift */; };
+		841B2EF6278F108700ED619E /* MessageReadIndicatorView_Tests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 841B2EF5278F108700ED619E /* MessageReadIndicatorView_Tests.swift */; };
 		841B64C427744DB60016FF3B /* ComposerModels.swift in Sources */ = {isa = PBXBuildFile; fileRef = 841B64C327744DB60016FF3B /* ComposerModels.swift */; };
 		841B64C82774BA770016FF3B /* CommandsHandler.swift in Sources */ = {isa = PBXBuildFile; fileRef = 841B64C72774BA770016FF3B /* CommandsHandler.swift */; };
 		841B64CA2775BBC10016FF3B /* Errors.swift in Sources */ = {isa = PBXBuildFile; fileRef = 841B64C92775BBC10016FF3B /* Errors.swift */; };
@@ -313,6 +314,7 @@
 /* Begin PBXFileReference section */
 		4A65451E274BA170003C5FA8 /* README.md */ = {isa = PBXFileReference; lastKnownFileType = net.daringfireball.markdown; path = README.md; sourceTree = "<group>"; };
 		841B2EF3278DB9E500ED619E /* MessageListHelperViews.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MessageListHelperViews.swift; sourceTree = "<group>"; };
+		841B2EF5278F108700ED619E /* MessageReadIndicatorView_Tests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MessageReadIndicatorView_Tests.swift; sourceTree = "<group>"; };
 		841B64C327744DB60016FF3B /* ComposerModels.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ComposerModels.swift; sourceTree = "<group>"; };
 		841B64C72774BA770016FF3B /* CommandsHandler.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CommandsHandler.swift; sourceTree = "<group>"; };
 		841B64C92775BBC10016FF3B /* Errors.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Errors.swift; sourceTree = "<group>"; };
@@ -1162,6 +1164,7 @@
 				84AB7B20277203EF00631A10 /* GalleryView_Tests.swift */,
 				846608E6278C95E700D3D7B3 /* ChatChannelExtensions_Tests.swift */,
 				846608E8278C98CB00D3D7B3 /* TypingIndicatorView_Tests.swift */,
+				841B2EF5278F108700ED619E /* MessageReadIndicatorView_Tests.swift */,
 				84C94D4E2758FE59007FE2B9 /* ChatChannelTestHelpers.swift */,
 			);
 			path = ChatChannel;
@@ -1588,6 +1591,7 @@
 				8423C346277D9BFF0092DCF1 /* TestCommandsConfig.swift in Sources */,
 				84C94CE827578B92007FE2B9 /* ChatMessageController_Mock.swift in Sources */,
 				84C94CD127578B92007FE2B9 /* CurrentChatUser_Mock.swift in Sources */,
+				841B2EF6278F108700ED619E /* MessageReadIndicatorView_Tests.swift in Sources */,
 				84C94D0E27578BF2007FE2B9 /* AssertAsync.swift in Sources */,
 				84C94D1327578BF2007FE2B9 /* XCTestCase+MockJSON.swift in Sources */,
 				84C94D5E275A3AA9007FE2B9 /* ImageCDN_Tests.swift in Sources */,

StreamChatSwiftUITests/Tests/ChatChannel/ChatChannelExtensions_Tests.swift

@@ -69,4 +69,30 @@ class ChatChannelExtensions_Tests: XCTestCase {
                 || typingIndicatorString == "Martin and 1 more are typing"
         ) // Any of the names can appear first.
     }
+    
+    func test_readUsers_availableUsers() {
+        // Given
+        let user = ChatUser.mock(id: .unique)
+        let messages = [ChatMessage.mock(id: .unique, cid: .unique, text: "Test", author: ChatUser.mock(id: .unique))]
+        let read = ChatChannelRead(lastReadAt: Date(), unreadMessagesCount: 0, user: user)
+        let channel = ChatChannel.mockDMChannel(reads: [read], latestMessages: messages)
+        
+        // When
+        let readUsers = channel.readUsers(currentUserId: nil)
+        
+        // Then
+        XCTAssert(readUsers.count == 1)
+        XCTAssert(readUsers[0] == user)
+    }
+    
+    func test_readUsers_empty() {
+        // Given
+        let channel = ChatChannel.mockDMChannel(reads: [])
+        
+        // When
+        let readUsers = channel.readUsers(currentUserId: nil)
+        
+        // Then
+        XCTAssert(readUsers.isEmpty)
+    }
 }

StreamChatSwiftUITests/Tests/ChatChannel/MessageReadIndicatorView_Tests.swift

@@ -0,0 +1,60 @@
+//
+// Copyright © 2022 Stream.io Inc. All rights reserved.
+//
+
+import SnapshotTesting
+@testable import StreamChat
+@testable import StreamChatSwiftUI
+import XCTest
+
+class MessageReadIndicatorView_Tests: XCTestCase {
+
+    private var chatClient: ChatClient = {
+        let client = ChatClient.mock()
+        client.currentUserId = .unique
+        return client
+    }()
+    
+    private var streamChat: StreamChat?
+        
+    override func setUp() {
+        super.setUp()
+        streamChat = StreamChat(chatClient: chatClient)
+    }
+    
+    func test_messageReadIndicatorView_snapshotMessageSent() {
+        // Given
+        let view = MessageReadIndicatorView(
+            readUsers: [],
+            showReadCount: false
+        )
+        .frame(width: 50, height: 16)
+     
+        // Then
+        assertSnapshot(matching: view, as: .image)
+    }
+    
+    func test_messageReadIndicatorView_snapshotMessageReadDirect() {
+        // Given
+        let view = MessageReadIndicatorView(
+            readUsers: [.mock(id: .unique)],
+            showReadCount: false
+        )
+        .frame(width: 50, height: 16)
+     
+        // Then
+        assertSnapshot(matching: view, as: .image)
+    }
+    
+    func test_messageReadIndicatorView_snapshotMessageReadGroup() {
+        // Given
+        let view = MessageReadIndicatorView(
+            readUsers: [.mock(id: .unique)],
+            showReadCount: true
+        )
+        .frame(width: 50, height: 16)
+     
+        // Then
+        assertSnapshot(matching: view, as: .image)
+    }
+}

StreamChatSwiftUITests/Tests/ChatChannel/__Snapshots__/MessageReadIndicatorView_Tests/test_messageReadIndicatorView_snapshotMessageReadDirect.1.png

@@ -520,6 +520,20 @@ class ViewFactory_Tests: XCTestCase {
         // Then
         XCTAssert(view is TrailingSwipeActionsView)
     }
+    
+    func test_viewFactory_makeMessageReadIndicatorView() {
+        // Given
+        let viewFactory = DefaultViewFactory.shared
+        
+        // When
+        let view = viewFactory.makeMessageReadIndicatorView(
+            readUsers: [],
+            showReadCount: false
+        )
+        
+        // Then
+        XCTAssert(view is MessageReadIndicatorView)
+    }
 }
 
 extension ChannelAction: Equatable {