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suixinkanTests/StorageTests.swift

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+//
+//  StorageTests.swift
+//  suixinkanTests
+//
+//  Created by Codex on 2026/6/20.
+//
+
+import XCTest
+@testable import suixinkan
+
+/// 本地缓存 Store 测试，覆盖 UserDefaults 中的偏好和账号快照。
+final class StorageTests: XCTestCase {
+    /// 测试 AppPreferencesStore 能保存并读取上次登录手机号和协议状态。
+    func testAppPreferencesStorePersistsLoginPreferences() {
+        let defaults = makeIsolatedDefaults()
+        let store = AppPreferencesStore(defaults: defaults)
+
+        store.saveLastLoginUsername(" 18651857230 ")
+        store.savePrivacyAgreementAccepted(true)
+
+        XCTAssertEqual(store.loadLastLoginUsername(), "18651857230")
+        XCTAssertTrue(store.loadPrivacyAgreementAccepted())
+    }
+
+    /// 测试账号快照能保存并恢复账号资料、业务作用域和当前选择。
+    func testAccountSnapshotStorePersistsAccountContextSnapshot() {
+        let defaults = makeIsolatedDefaults()
+        let store = AccountSnapshotStore(defaults: defaults)
+        let snapshot = AccountSnapshot(
+            profile: AccountProfile(
+                userId: "101",
+                displayName: "测试账号",
+                phone: "18651857230",
+                avatarURL: "https://cdn.example.com/avatar.jpg"
+            ),
+            accountType: "store_user",
+            businessUserId: 101,
+            scenicScopes: [
+                BusinessScope(id: 88, name: "东门景区", kind: .scenic)
+            ],
+            storeScopes: [
+                BusinessScope(id: 66, name: "东门门店", kind: .store)
+            ],
+            currentScenicId: 88,
+            currentStoreId: 66
+        )
+
+        store.save(snapshot)
+
+        XCTAssertEqual(store.load(), snapshot)
+    }
+
+    /// 创建独立 UserDefaults，避免测试污染真实 App 偏好。
+    private func makeIsolatedDefaults() -> UserDefaults {
+        let suiteName = "suixinkan.tests.\(UUID().uuidString)"
+        let defaults = UserDefaults(suiteName: suiteName)!
+        defaults.removePersistentDomain(forName: suiteName)
+        return defaults
+    }
+}