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import { assertEquals, assertRejects } from 'https://deno.land/std@0.198.0/assert/mod.ts';
import { returnsNext, stub } from 'https://deno.land/std@0.198.0/testing/mock.ts';
import { _getWebCryptoInternals, getWebCrypto, MissingWebCrypto } from './getWebCrypto.ts';
Deno.test('should return globalThis.crypto when present', async () => {
// Clear whatever version of crypto might have been set
_getWebCryptoInternals.setCachedCrypto(undefined);
// Pretend globalThis.crypto exists
const newGlobalThisCrypto = {};
const mockGlobalThisCrypto = stub(
_getWebCryptoInternals,
'stubThisGlobalThisCrypto',
// @ts-ignore: globalThis.crypto
returnsNext([newGlobalThisCrypto]),
);
const returnedCrypto = await getWebCrypto();
assertEquals(returnedCrypto, newGlobalThisCrypto);
mockGlobalThisCrypto.restore();
});
Deno.test('should raise MissingWebCrypto error when nothing is available', async () => {
// Clear whatever version of crypto might have been set
_getWebCryptoInternals.setCachedCrypto(undefined);
// Pretend globalThis.crypto doesn't exist
const mockGlobalThisCrypto = stub(
_getWebCryptoInternals,
'stubThisGlobalThisCrypto',
// @ts-ignore: globalThis.crypto
returnsNext([undefined]),
);
await assertRejects(
() => getWebCrypto(),
MissingWebCrypto,
'Crypto API could not be located',
);
mockGlobalThisCrypto.restore();
});
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