feat: make categories optional and add testcase

Author: ChengShi-1

src/files/domain/models/FilePreview.ts

@@ -23,7 +23,7 @@ export interface FilePreview {
   releaseOrCreateDate: Date
   restricted: boolean
   canDownloadFile: boolean
-  categories: string[]
+  categories?: string[]
   tabularTags?: string[]
   variables?: number
   observations?: number

src/files/infra/repositories/transformers/FilePreviewPayload.ts

@@ -21,7 +21,7 @@ export interface FilePreviewPayload {
   releaseOrCreateDate: string
   restricted: boolean
   canDownloadFile: boolean
-  categories: string[]
+  categories?: string[]
   tabularTags?: string[]
   variables?: number
   observations?: number

src/files/infra/repositories/transformers/filePreviewTransformers.ts

@@ -39,7 +39,7 @@ export const transformFilePreviewPayloadToFilePreview = (
     releaseOrCreateDate: new Date(filePreviewPayload.releaseOrCreateDate),
     restricted: filePreviewPayload.restricted,
     canDownloadFile: filePreviewPayload.canDownloadFile,
-    categories: filePreviewPayload.categories,
+    ...(filePreviewPayload.categories && { categories: filePreviewPayload.categories }),
     ...(filePreviewPayload.tabularTags && {
       tabularTags: filePreviewPayload.tabularTags
     }),

test/integration/collections/CollectionsRepository.test.ts

@@ -293,7 +293,7 @@ describe('CollectionsRepository', () => {
 
       const expectedFileMd5 = '68b22040025784da775f55cfcb6dee2e'
       const expectedDatasetCitationFragment =
-        'Admin, Dataverse; Owner, Dataverse, 2024, "Dataset created using the createDataset use case'
+        'Admin, Dataverse; Owner, Dataverse, 2025, "Dataset created using the createDataset use case'
       const expectedDatasetDescription = 'Dataset created using the createDataset use case'
       const expectedFileName = 'test-file-1.txt'
       const expectedCollectionsName = 'Scientific Research'
@@ -378,6 +378,8 @@ describe('CollectionsRepository', () => {
       expect(actualFilePreview.url).not.toBeUndefined()
       expect(actualFilePreview.releaseOrCreateDate).not.toBeUndefined()
       expect(actualFilePreview.type).toBe(CollectionItemType.FILE)
+      expect(actualFilePreview.restricted).toBe(false)
+      expect(actualFilePreview.canDownloadFile).toBe(true)
 
       expect(actualDatasetPreview.title).toBe(expectedDatasetDescription)
       expect(actualDatasetPreview.citation).toContain(expectedDatasetCitationFragment)

test/testHelpers/files/filePreviewHelper.ts

@@ -27,8 +27,7 @@ export const createFilePreviewModel = (): FilePreview => {
     publicationStatuses: [PublicationStatus.Published],
     releaseOrCreateDate: new Date('2023-05-15T08:21:01Z'),
     canDownloadFile: true,
-    restricted: false,
-    categories: []
+    restricted: false
   }
   return filePreviewModel
 }
@@ -58,7 +57,6 @@ export const createFilePreviewPayload = (): FilePreviewPayload => {
     publicationStatuses: ['Published'],
     releaseOrCreateDate: '2023-05-15T08:21:01Z',
     canDownloadFile: true,
-    restricted: false,
-    categories: []
+    restricted: false
   }
 }