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const NS_PER_SEC = 1e9;
const NS_PER_MS = 1e6;
let testTimeoutNS;
export const setTestTimeout = newTimeoutMS => {
testTimeoutNS = newTimeoutMS * NS_PER_MS;
jest.setTimeout(newTimeoutMS);
};
export const initializeTestTimeout = defaultTimeoutMS => {
setTestTimeout(defaultTimeoutMS);
let testStartTime;
// https://github.com/facebook/jest/issues/6947
beforeEach(() => {
testStartTime = process.hrtime();
});
afterEach(() => {
const [seconds, remainingNs] = process.hrtime(testStartTime);
const elapsedNS = seconds * NS_PER_SEC + remainingNs;
if (elapsedNS > testTimeoutNS) {
throw new Error(
`Test took too long (${elapsedNS / NS_PER_MS}ms > ${testTimeoutNS / NS_PER_MS}ms)!`,
);
}
});
};
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