Add test coverage to double error indicator fix

Author: nuno-vieira

StreamChatSwiftUITests/Tests/ChatChannel/ChatChannelTestHelpers.swift

@@ -70,6 +70,27 @@ class ChatChannelTestHelpers {
         return imageAttachments
     }()
 
+    static func imageAttachment(state: LocalAttachmentState) -> AnyChatMessageAttachment {
+        let attachmentFile = AttachmentFile(type: .png, size: 0, mimeType: "image/png")
+        let uploadingState = AttachmentUploadingState(
+            localFileURL: testURL,
+            state: state,
+            file: attachmentFile
+        )
+        return ChatMessageImageAttachment(
+            id: .unique,
+            type: .image,
+            payload: ImageAttachmentPayload(
+                title: "test",
+                imageRemoteURL: testURL,
+                extraData: [:]
+            ),
+            downloadingState: nil,
+            uploadingState: uploadingState
+        )
+        .asAnyAttachment
+    }
+
     static var giphyAttachments: [AnyChatMessageAttachment] = {
         let attachmentFile = AttachmentFile(type: .gif, size: 0, mimeType: "image/gif")
         let uploadingState = AttachmentUploadingState(

StreamChatSwiftUITests/Tests/ChatChannel/MessageContainerView_Tests.swift

@@ -261,7 +261,43 @@ class MessageContainerView_Tests: StreamChatTestCase {
         // Then
         assertSnapshot(matching: view, as: .image(perceptualPrecision: precision))
     }
-    
+
+    func test_imageAttachments_failed_snapshot() {
+        // Given
+        let message = ChatMessage.mock(
+            id: .unique,
+            cid: .unique,
+            text: "Test message",
+            author: .mock(id: .unique),
+            attachments: [ChatChannelTestHelpers.imageAttachment(state: .uploadingFailed)],
+            localState: .sendingFailed
+        )
+
+        // When
+        let view = testMessageViewContainer(message: message)
+
+        // Then
+        assertSnapshot(matching: view, as: .image(perceptualPrecision: precision))
+    }
+
+    func test_imageAttachments_failedWhenMessageTextIsEmpty_snapshot() {
+        // Given
+        let message = ChatMessage.mock(
+            id: .unique,
+            cid: .unique,
+            text: "",
+            author: .mock(id: .unique),
+            attachments: [ChatChannelTestHelpers.imageAttachment(state: .uploadingFailed)],
+            localState: .sendingFailed
+        )
+
+        // When
+        let view = testMessageViewContainer(message: message)
+
+        // Then
+        assertSnapshot(matching: view, as: .image(perceptualPrecision: precision))
+    }
+
     func test_translatedText_participant_snapshot() {
         // Given
         let message = ChatMessage.mock(