32 lines
597 B
TypeScript
32 lines
597 B
TypeScript
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/**
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* Jest Test Setup
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*/
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// Make this a module
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export {};
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// Extend Jest matchers
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declare global {
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namespace jest {
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interface Matchers<R> {
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toBeValidUUID(): R;
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}
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}
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}
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// Custom matchers
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expect.extend({
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toBeValidUUID(received: string) {
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const uuidRegex =
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/^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i;
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const pass = uuidRegex.test(received);
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return {
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pass,
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message: () =>
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pass
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? `Expected ${received} not to be a valid UUID`
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: `Expected ${received} to be a valid UUID`,
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};
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},
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});
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