@fgv/ts-utils-jest/dist/matchers/toFailTestWith/index.js

Custom matchers for ts-utils result class

import { matcherName, predicate } from './predicate';
import { matcherHint } from 'jest-matcher-utils';
import { printExpectedResult } from '../../utils/matcherHelpers';
function passMessage(cbResult, expected) {
    return () => [
        matcherHint(`.not.${matcherName}`, 'callback', 'expectedMessage'),
        printExpectedResult('failure', false, expected),
        `  Received: Callback failed with:\n>>>>\n${cbResult.value}\n<<<<`
    ].join('\n');
}
function failMessage(cbResult, expected) {
    return () => [
        matcherHint(`${matcherName}`, 'callback', 'expectedMessage'),
        printExpectedResult('failure', true, expected),
        cbResult.message === ''
            ? '  Received: Callback succeeded'
            : `  Received: Callback failed with:\n>>>>\n${cbResult.message}\n<<<<`
    ].join('\n');
}
export default {
    toFailTestWith: function (cb, expected) {
        const cbResult = predicate(cb, expected);
        if (cbResult.isSuccess()) {
            return { pass: true, message: passMessage(cbResult, expected) };
        }
        return { pass: false, message: failMessage(cbResult, expected) };
    }
};
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