angular-cn/integration/language_service_plugin/matcher.ts

33 lines
1.0 KiB
TypeScript
Raw Normal View History

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