新增宣传页 Mock 模块并接入首页路由。

从 xh_test 同步 ScenicPromotion 演示页，补齐 MVVM 结构、本地资源、单元测试与模块文档，注册 promotion_page 首页入口。

Co-authored-by: Cursor <cursoragent@cursor.com>

suixinkanTests/ScenicPromotion/ScenicPromotionTests.swift

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+//
+//  ScenicPromotionTests.swift
+//  suixinkanTests
+//
+//  Created by Codex on 2026/7/2.
+//
+
+import XCTest
+@testable import suixinkan
+
+/// 宣传页主页面 ViewModel 测试，覆盖加载、场景切换与素材选中逻辑。
+@MainActor
+final class ScenicPromotionViewModelTests: XCTestCase {
+    /// 测试正常场景加载后进入 normal 状态并选中首个打卡点与素材。
+    func testApplyNormalScenarioLoadsBoardAndSelection() {
+        let viewModel = ScenicPromotionViewModel()
+        viewModel.applyScenario(.normal)
+
+        XCTAssertEqual(viewModel.pageState, .normal)
+        XCTAssertNotNil(viewModel.board)
+        XCTAssertEqual(viewModel.board?.scenicName, "那拉提景区")
+        XCTAssertNotNil(viewModel.selectedSpot)
+        XCTAssertNotNil(viewModel.selectedMedia)
+        XCTAssertFalse(viewModel.mediaItems.isEmpty)
+    }
+
+    /// 测试空数据场景清空看板并进入 empty 状态。
+    func testApplyEmptyScenarioClearsBoard() {
+        let viewModel = ScenicPromotionViewModel()
+        viewModel.applyScenario(.normal)
+        viewModel.applyScenario(.empty)
+
+        XCTAssertEqual(viewModel.pageState, .empty)
+        XCTAssertNil(viewModel.board)
+    }
+
+    /// 测试异常场景进入 error 状态。
+    func testApplyErrorScenarioSetsErrorState() {
+        let viewModel = ScenicPromotionViewModel()
+        viewModel.applyScenario(.error)
+
+        if case .error = viewModel.pageState {
+            XCTAssertTrue(true)
+        } else {
+            XCTFail("Expected error page state")
+        }
+    }
+
+    /// 测试无媒体场景清空素材列表。
+    func testNoMediaScenarioHidesMediaItems() {
+        let viewModel = ScenicPromotionViewModel()
+        viewModel.applyScenario(.normal)
+        viewModel.applyScenario(.noMedia)
+
+        XCTAssertTrue(viewModel.mediaItems.isEmpty)
+        XCTAssertNil(viewModel.selectedMedia)
+    }
+
+    /// 测试无排队场景隐藏排队信息。
+    func testNoQueueScenarioHidesQueueInfo() {
+        let viewModel = ScenicPromotionViewModel()
+        viewModel.applyScenario(.normal)
+        viewModel.applyScenario(.noQueue)
+
+        XCTAssertNil(viewModel.queue)
+        XCTAssertFalse(viewModel.hasQueueData)
+    }
+
+    /// 测试切换打卡点与素材模式会更新选中素材。
+    func testSelectSpotAndModeUpdatesSelectedMedia() {
+        let viewModel = ScenicPromotionViewModel()
+        viewModel.applyScenario(.normal)
+
+        guard let board = viewModel.board, board.spots.count > 1 else {
+            XCTFail("Expected multiple spots in mock board")
+            return
+        }
+
+        let secondSpot = board.spots[1]
+        viewModel.selectSpot(secondSpot)
+        XCTAssertEqual(viewModel.selectedSpot?.id, secondSpot.id)
+
+        viewModel.selectMode(.photo)
+        XCTAssertEqual(viewModel.selectedMode, .photo)
+        XCTAssertEqual(viewModel.selectedMedia?.mode, .photo)
+    }
+
+    /// 测试左右切换素材循环选中。
+    func testMoveMediaCyclesSelection() {
+        let viewModel = ScenicPromotionViewModel()
+        viewModel.applyScenario(.normal)
+
+        guard viewModel.mediaItems.count > 1 else {
+            XCTFail("Expected multiple media items")
+            return
+        }
+
+        let firstID = viewModel.selectedMedia?.id
+        viewModel.moveMedia(1)
+        XCTAssertNotEqual(viewModel.selectedMedia?.id, firstID)
+
+        viewModel.moveMedia(-1)
+        XCTAssertEqual(viewModel.selectedMedia?.id, firstID)
+    }
+}
+
+/// 宣传页设置 ViewModel 测试，覆盖上传校验与提交规则。
+@MainActor
+final class ScenicPromotionSettingsViewModelTests: XCTestCase {
+    /// 测试正常场景加载 Mock 配置数据。
+    func testApplyNormalScenarioLoadsSettingsData() {
+        let viewModel = ScenicPromotionSettingsViewModel()
+        viewModel.applyScenario(.normal)
+
+        XCTAssertEqual(viewModel.pageState, .normal)
+        XCTAssertFalse(viewModel.queuePoints.isEmpty)
+        XCTAssertFalse(viewModel.materialPoints.isEmpty)
+        XCTAssertFalse(viewModel.selectedQueuePointIDs.isEmpty)
+    }
+
+    /// 测试未选择素材点时上传会被拦截。
+    func testAddMaterialFailsWithoutMaterialPoint() {
+        let viewModel = ScenicPromotionSettingsViewModel()
+        viewModel.applyScenario(.normal)
+        viewModel.selectedMaterialPointID = nil
+
+        XCTAssertFalse(viewModel.addMaterial(kind: .video))
+    }
+
+    /// 测试选择素材点后可以 Mock 上传素材。
+    func testAddMaterialSucceedsWithMaterialPoint() {
+        let viewModel = ScenicPromotionSettingsViewModel()
+        viewModel.applyScenario(.normal)
+
+        guard let point = viewModel.materialPoints.first else {
+            XCTFail("Expected material points")
+            return
+        }
+
+        viewModel.selectMaterialPoint(point)
+        let beforeCount = viewModel.materials(for: .video).count
+        XCTAssertTrue(viewModel.addMaterial(kind: .video))
+        XCTAssertEqual(viewModel.materials(for: .video).count, beforeCount + 1)
+    }
+
+    /// 测试删除素材会从当前点位列表移除。
+    func testDeleteMaterialRemovesItem() {
+        let viewModel = ScenicPromotionSettingsViewModel()
+        viewModel.applyScenario(.normal)
+
+        guard let point = viewModel.materialPoints.first else {
+            XCTFail("Expected material points")
+            return
+        }
+
+        viewModel.selectMaterialPoint(point)
+        guard viewModel.addMaterial(kind: .image),
+              let material = viewModel.materials(for: .image).last else {
+            XCTFail("Expected uploaded material")
+            return
+        }
+
+        viewModel.deleteMaterial(material)
+        XCTAssertFalse(viewModel.materials(for: .image).contains(where: { $0.id == material.id }))
+    }
+
+    /// 测试未绑定排队点时提交失败。
+    func testSubmitFailsWithoutQueuePoints() {
+        let viewModel = ScenicPromotionSettingsViewModel()
+        viewModel.applyScenario(.normal)
+        viewModel.selectedQueuePointIDs = []
+
+        XCTAssertFalse(viewModel.submit())
+    }
+
+    /// 测试绑定排队点后提交成功。
+    func testSubmitSucceedsWithQueuePoints() {
+        let viewModel = ScenicPromotionSettingsViewModel()
+        viewModel.applyScenario(.normal)
+
+        XCTAssertTrue(viewModel.submit())
+    }
+}