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suixinkanTests/AccountContextTests.swift

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+//
+//  AccountContextTests.swift
+//  suixinkanTests
+//
+//  Created by Codex on 2026/6/20.
+//
+
+import XCTest
+@testable import suixinkan
+
+@MainActor
+/// 账号上下文测试，覆盖景区、门店和角色权限的选择恢复。
+final class AccountContextTests: XCTestCase {
+    /// 测试 replaceScopes 能按缓存 ID 恢复当前景区和门店。
+    func testReplaceScopesRestoresCurrentSelectionsById() {
+        let context = AccountContext()
+        let scenicScopes = [
+            BusinessScope(id: 1, name: "默认景区", kind: .scenic),
+            BusinessScope(id: 2, name: "缓存景区", kind: .scenic)
+        ]
+        let storeScopes = [
+            BusinessScope(id: 10, name: "默认门店", kind: .store),
+            BusinessScope(id: 20, name: "缓存门店", kind: .store)
+        ]
+
+        context.replaceScopes(
+            scenic: scenicScopes,
+            stores: storeScopes,
+            currentScenicId: 2,
+            currentStoreId: 20
+        )
+
+        XCTAssertEqual(context.currentScenic?.id, 2)
+        XCTAssertEqual(context.currentStore?.id, 20)
+    }
+
+    /// 测试缓存 ID 不存在时会回退到首个可用作用域。
+    func testReplaceScopesFallsBackToFirstScopeWhenCachedIdIsMissing() {
+        let context = AccountContext()
+
+        context.replaceScopes(
+            scenic: [BusinessScope(id: 1, name: "默认景区", kind: .scenic)],
+            stores: [BusinessScope(id: 10, name: "默认门店", kind: .store)],
+            currentScenicId: 999,
+            currentStoreId: 999
+        )
+
+        XCTAssertEqual(context.currentScenic?.id, 1)
+        XCTAssertEqual(context.currentStore?.id, 10)
+    }
+
+    /// 测试切换景区时会优先选择同景区门店。
+    func testSelectScenicResolvesStoreWithinSelectedScenic() {
+        let context = AccountContext()
+        context.replaceScopes(
+            scenic: [
+                BusinessScope(id: 1, name: "西湖景区", kind: .scenic),
+                BusinessScope(id: 2, name: "东湖景区", kind: .scenic)
+            ],
+            stores: [
+                BusinessScope(id: 10, name: "西湖门店", kind: .store, parentScenicId: 1),
+                BusinessScope(id: 20, name: "东湖门店", kind: .store, parentScenicId: 2)
+            ],
+            currentScenicId: 1,
+            currentStoreId: 10
+        )
+
+        context.selectScenic(id: 2)
+
+        XCTAssertEqual(context.currentScenic?.id, 2)
+        XCTAssertEqual(context.currentStore?.id, 20)
+    }
+
+    /// 测试切换角色时会同步角色景区并重新匹配门店。
+    func testSelectRoleUpdatesScenicScopesAndStoreSelection() {
+        let accountContext = AccountContext()
+        let permissionContext = PermissionContext()
+        accountContext.replaceScopes(
+            scenic: [BusinessScope(id: 1, name: "旧景区", kind: .scenic)],
+            stores: [
+                BusinessScope(id: 10, name: "旧门店", kind: .store, parentScenicId: 1),
+                BusinessScope(id: 20, name: "新门店", kind: .store, parentScenicId: 2)
+            ],
+            currentScenicId: 1,
+            currentStoreId: 10
+        )
+        permissionContext.replaceRolePermissions([
+            RolePermissionResponse(
+                role: RoleInfo(id: 1, name: "旧角色"),
+                scenic: [ScenicInfo(id: 1, name: "旧景区")]
+            ),
+            RolePermissionResponse(
+                role: RoleInfo(id: 2, name: "新角色"),
+                scenic: [ScenicInfo(id: 2, name: "新景区")]
+            )
+        ])
+
+        permissionContext.selectRole(id: 2, accountContext: accountContext)
+
+        XCTAssertEqual(permissionContext.currentRole?.id, 2)
+        XCTAssertEqual(accountContext.scenicScopes.map(\.id), [2])
+        XCTAssertEqual(accountContext.currentScenic?.id, 2)
+        XCTAssertEqual(accountContext.currentStore?.id, 20)
+    }
+
+    /// 测试权限上下文会递归展开权限 URI。
+    func testPermissionContextFlattensPermissionURIs() {
+        let permissionContext = PermissionContext()
+        permissionContext.replaceRolePermissions([
+            RolePermissionResponse(
+                role: RoleInfo(
+                    id: 1,
+                    name: "运营",
+                    permission: [
+                        PermissionItem(
+                            id: 1,
+                            name: "首页",
+                            uri: "/home",
+                            children: [
+                                PermissionItem(id: 2, name: "订单", uri: "/orders")
+                            ]
+                        )
+                    ]
+                ),
+                scenic: []
+            )
+        ])
+
+        XCTAssertTrue(permissionContext.canAccess("/home"))
+        XCTAssertTrue(permissionContext.canAccess("/orders"))
+        XCTAssertFalse(permissionContext.canAccess("/settings"))
+    }
+}