上映会改修 (#302) (#357)

Reviewed-on: #357
Co-authored-by: miteruzo <miteruzo@naver.com>
Co-committed-by: miteruzo <miteruzo@naver.com>

frontend/src/test/factories.ts

@@ -1,4 +1,13 @@
-import type { Material, Post, Tag, User, WikiPage } from '@/types'
+import type { Material,
+	      Post,
+	      Tag,
+	      Theatre,
+	      TheatreComment,
+	      TheatreInfo,
+	      TheatrePostSelectionWeights,
+	      TheatreProgramme,
+	      User,
+	      WikiPage } from '@/types'
 
 export const buildTag = (overrides: Partial<Tag> = {}): Tag => ({
   id:             1,
@@ -72,3 +81,62 @@ export const buildMaterial = (overrides: Partial<Material> = {}): Material => ({
   updatedByUser: { id: 2, name: 'updater' },
   ...overrides,
 })
+
+export const buildTheatre = (overrides: Partial<Theatre> = {}): Theatre => ({
+  id:            1,
+  name:          'テスト劇場',
+  opensAt:       '2026-01-02T03:04:05.000Z',
+  closesAt:      null,
+  createdByUser: { id: 1, name: 'creator' },
+  createdAt:     '2026-01-02T03:04:05.000Z',
+  updatedAt:     '2026-01-03T03:04:05.000Z',
+  ...overrides,
+})
+
+export const buildTheatreInfo = (
+    overrides: Partial<TheatreInfo> = {},
+): TheatreInfo => ({
+  hostFlg:       false,
+  postId:        null,
+  postStartedAt: null,
+  postElapsedMs: null,
+  watchingUsers: [],
+  skipVote:      {
+    votesCount:         0,
+    requiredCount:      1,
+    watchingUsersCount: 0,
+    voted:              false,
+  },
+  ...overrides,
+})
+
+export const buildTheatreComment = (
+    overrides: Partial<TheatreComment> = {},
+): TheatreComment => ({
+  theatreId: 1,
+  no:        1,
+  deleted:   false,
+  user:      { id: 1, name: 'tester' },
+  content:   'テストコメント',
+  createdAt: '2026-01-02T03:04:05.000Z',
+  ...overrides,
+} as TheatreComment)
+
+export const buildTheatreProgramme = (
+    overrides: Partial<TheatreProgramme> = {},
+): TheatreProgramme => ({
+  theatreId: 1,
+  position:  1,
+  post:      buildPost (),
+  createdAt: '2026-01-02T03:04:05.000Z',
+  ...overrides,
+})
+
+export const buildTheatrePostSelectionWeights = (
+    overrides: Partial<TheatrePostSelectionWeights> = {},
+): TheatrePostSelectionWeights => ({
+  tagPenalties:  [],
+  lightestPosts: [],
+  heaviestPosts: [],
+  ...overrides,
+})