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'use strict'
const { test } = require('tap')
const { fetch } = require('../..')
const { Blob } = require('buffer')
test('fetching blob: uris', async (t) => {
const blobContents = 'hello world'
/** @type {import('buffer').Blob} */
let blob
/** @type {string} */
let objectURL
t.beforeEach(() => {
blob = new Blob([blobContents])
objectURL = URL.createObjectURL(blob)
})
t.test('a normal fetch request works', async (t) => {
const res = await fetch(objectURL)
t.equal(blobContents, await res.text())
t.equal(blob.type, res.headers.get('Content-Type'))
t.equal(`${blob.size}`, res.headers.get('Content-Length'))
t.end()
})
t.test('non-GET method to blob: fails', async (t) => {
try {
await fetch(objectURL, {
method: 'POST'
})
t.fail('expected POST to blob: uri to fail')
} catch (e) {
t.ok(e, 'Got the expected error')
} finally {
t.end()
}
})
// https://github.com/web-platform-tests/wpt/blob/7b0ebaccc62b566a1965396e5be7bb2bc06f841f/FileAPI/url/resources/fetch-tests.js#L36-L41
t.test('fetching revoked URL should fail', async (t) => {
URL.revokeObjectURL(objectURL)
try {
await fetch(objectURL)
t.fail('expected revoked blob: url to fail')
} catch (e) {
t.ok(e, 'Got the expected error')
} finally {
t.end()
}
})
// https://github.com/web-platform-tests/wpt/blob/7b0ebaccc62b566a1965396e5be7bb2bc06f841f/FileAPI/url/resources/fetch-tests.js#L28-L34
t.test('works with a fragment', async (t) => {
const res = await fetch(objectURL + '#fragment')
t.equal(blobContents, await res.text())
t.end()
})
// https://github.com/web-platform-tests/wpt/blob/7b0ebaccc62b566a1965396e5be7bb2bc06f841f/FileAPI/url/resources/fetch-tests.js#L52-L56
t.test('Appending a query string to blob: url should cause fetch to fail', async (t) => {
try {
await fetch(objectURL + '?querystring')
t.fail('expected ?querystring blob: url to fail')
} catch (e) {
t.ok(e, 'Got the expected error')
} finally {
t.end()
}
})
// https://github.com/web-platform-tests/wpt/blob/7b0ebaccc62b566a1965396e5be7bb2bc06f841f/FileAPI/url/resources/fetch-tests.js#L58-L62
t.test('Appending a path should cause fetch to fail', async (t) => {
try {
await fetch(objectURL + '/path')
t.fail('expected /path blob: url to fail')
} catch (e) {
t.ok(e, 'Got the expected error')
} finally {
t.end()
}
})
// https://github.com/web-platform-tests/wpt/blob/7b0ebaccc62b566a1965396e5be7bb2bc06f841f/FileAPI/url/resources/fetch-tests.js#L64-L70
t.test('these http methods should fail', async (t) => {
for (const method of ['HEAD', 'POST', 'DELETE', 'OPTIONS', 'PUT', 'CUSTOM']) {
try {
await fetch(objectURL, { method })
t.fail(`${method} fetch should have failed`)
} catch (e) {
t.ok(e, `${method} blob url - test succeeded`)
}
}
t.end()
})
})
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