Add intent system to widget URL creation. (#4427)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: pixlwave <6060466+pixlwave@users.noreply.github.com>
Co-authored-by: Doug <douglase@element.io>

UnitTests/Sources/RoomTests.swift

@@ -0,0 +1,34 @@
+//
+// Copyright 2025 New Vector Ltd.
+//
+// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
+// Please see LICENSE files in the repository root for full details.
+//
+
+import MatrixRustSDK
+import XCTest
+
+@testable import ElementX
+
+class RoomTests: XCTestCase {
+    func testCallIntent() async throws {
+        let room = RoomSDKMock()
+        room.hasActiveRoomCallReturnValue = false
+        room.isDirectReturnValue = false
+        
+        var callIntent = await room.joinCallIntent
+        XCTAssertEqual(callIntent, .startCall)
+        
+        room.isDirectReturnValue = true
+        callIntent = await room.joinCallIntent
+        XCTAssertEqual(callIntent, .startCallDm)
+        
+        room.hasActiveRoomCallReturnValue = true
+        callIntent = await room.joinCallIntent
+        XCTAssertEqual(callIntent, .joinExistingDm)
+        
+        room.isDirectReturnValue = false
+        callIntent = await room.joinCallIntent
+        XCTAssertEqual(callIntent, .joinExisting)
+    }
+}