33 lines
1.0 KiB
TypeScript
33 lines
1.0 KiB
TypeScript
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import { writeFileSync } from 'fs';
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const goldens: string[] = process.argv.slice(2);
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export const goldenMatcher: jasmine.CustomMatcherFactories = {
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toMatchGolden(util: jasmine.MatchersUtil): jasmine.CustomMatcher {
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return {
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compare(actual: {command: string}, golden: string): jasmine.CustomMatcherResult {
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const expected = require(`./goldens/${golden}`);
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const pass = util.equals(actual, expected);
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if (!pass && goldens.indexOf(golden) >= 0) {
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console.error(`Writing golden file ${golden}`);
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writeFileSync(`./goldens/${golden}`, JSON.stringify(actual, null, 2));
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return { pass : true };
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}
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return {
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pass,
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message: `Expected response for '${actual.command}' to match golden file ${golden}.\n` +
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`To generate new golden file, run "yarn golden ${golden}".`,
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};
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}
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};
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},
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};
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declare global {
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namespace jasmine {
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interface Matchers<T> {
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toMatchGolden(golden: string): void
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}
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}
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}
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