export function createMockR2Bucket() {

const objects = new Map<

string,

{

customMetadata?: Record<string, string>

uploaded: Date

value: string

}

>()

const bucket = {

async delete(keys: string | Array<string>) {

for (const key of Array.isArray(keys) ? keys : [keys]) {

objects.delete(key)

}

},

async get(key: string) {

const object = objects.get(key)

if (!object) {

return null

}

return {

key,

customMetadata: object.customMetadata,

text: async () => object.value,

uploaded: object.uploaded,

}

},

async list(options?: {

cursor?: string

include?: Array<'customMetadata'>

limit?: number

prefix?: string

}) {

const prefix = options?.prefix ?? ''

const limit = options?.limit ?? 1000

const entries = Array.from(objects.entries()).filter(([key]) =>

key.startsWith(prefix),

)

return {

objects: entries.slice(0, limit).map(([key, object]) => ({

key,

customMetadata: object.customMetadata,

uploaded: object.uploaded,

})),

truncated: entries.length > limit,

}

},

async put(

key: string,

value: string,

options?: {

customMetadata?: Record<string, string>

httpMetadata?: {

contentType?: string

}

},

) {

objects.set(key, {

customMetadata: options?.customMetadata,

uploaded: new Date(),

value,

})

},

}

return { bucket, objects }

}