general: test redux

GazeTests/Services/UsageTrackingServiceTests.swift

@@ -0,0 +1,62 @@
+//
+//  UsageTrackingServiceTests.swift
+//  GazeTests
+//
+//  Unit tests for UsageTrackingService.
+//
+
+import XCTest
+@testable import Gaze
+
+@MainActor
+final class UsageTrackingServiceTests: XCTestCase {
+    
+    var service: UsageTrackingService!
+    
+    override func setUp() async throws {
+        service = UsageTrackingService(resetThresholdMinutes: 60)
+    }
+    
+    override func tearDown() async throws {
+        service = nil
+    }
+    
+    // MARK: - Initialization Tests
+    
+    func testServiceInitialization() {
+        XCTAssertNotNil(service)
+    }
+    
+    func testInitializationWithCustomThreshold() {
+        let customService = UsageTrackingService(resetThresholdMinutes: 120)
+        XCTAssertNotNil(customService)
+    }
+    
+    // MARK: - Threshold Tests
+    
+    func testUpdateResetThreshold() {
+        service.updateResetThreshold(minutes: 90)
+        
+        // Should not crash
+        XCTAssertNotNil(service)
+    }
+    
+    func testUpdateThresholdMultipleTimes() {
+        service.updateResetThreshold(minutes: 30)
+        service.updateResetThreshold(minutes: 60)
+        service.updateResetThreshold(minutes: 120)
+        
+        XCTAssertNotNil(service)
+    }
+    
+    // MARK: - Idle Monitoring Integration Tests
+    
+    func testSetupIdleMonitoring() {
+        let idleService = IdleMonitoringService(idleThresholdMinutes: 5)
+        
+        service.setupIdleMonitoring(idleService)
+        
+        // Should not crash
+        XCTAssertNotNil(service)
+    }
+}