Jaco
3de06c1d4c
* Support for metadata v13 * Lint fixes * Lastest tag as string * Documentation * MagicNumber opt * NMap enum entry * NMapTypeLatest * Adjust for NMap type overrides * Static from v13 * Basic NMap support * lint * Test expectations
29 lines
764 B
TypeScript
29 lines
764 B
TypeScript
// Copyright 2017-2021 @polkadot/metadata authors & contributors
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// SPDX-License-Identifier: Apache-2.0
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import { TypeRegistry } from '@polkadot/types/create';
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import { MAGIC_NUMBER, MagicNumber } from './MagicNumber';
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describe('MagicNumber', (): void => {
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const registry = new TypeRegistry();
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it('succeeds when the magic number matches', (): void => {
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expect(
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() => new MagicNumber(registry, MAGIC_NUMBER)
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).not.toThrow();
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});
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it('succeeds when the magic number is empty', (): void => {
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expect(
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() => new MagicNumber(registry)
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).not.toThrow();
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});
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it('fails when the magic number mismatches', (): void => {
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expect(
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() => new MagicNumber(registry, 0x12345678)
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).toThrow(/MagicNumber mismatch/);
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});
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});
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