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[test] Calculate rate-limit timeout from error response

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Feature:

  Instead of guessing of a proper timeout, we shall use the error
  response to calculate it. The error provides us with the number
  of milliseconds we need to wait before retrying the request.
This commit is contained in:
GochoMugo 2017-01-06 16:10:46 +03:00
parent 80a25c0e6e
commit 6dabdb47d8
1 changed files with 11 additions and 6 deletions
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17
test/utils.js
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@ -153,11 +153,12 @@ function handleRatelimit(bot, methodName, suite) {
const backupMethodName = `__${methodName}`;
if (!bot[backupMethodName]) bot[backupMethodName] = bot[methodName];
const maxRetries = 3;
const addSecs = 5;
const method = bot[backupMethodName];
assert.equal(typeof method, 'function');
bot[methodName] = (...args) => {
const minute = 60 * 1000;
let retry = 0;
function exec() {
return method.call(bot, ...args)
@ -166,16 +167,20 @@ function handleRatelimit(bot, methodName, suite) {
throw error;
}
retry++;
if (retry > 3) {
if (retry > maxRetries) {
throw error;
}
console.error('tests: Handling rate-limit error'); // eslint-disable-line no-console
const timeout = minute * retry;
suite.timeout(timeout);
if (typeof error.response.body === 'string') {
error.response.body = JSON.parse(error.response.body);
}
const retrySecs = error.response.body.parameters.retry_after;
const timeout = (1000 * retrySecs) + (1000 * addSecs);
console.error('tests: Handling rate-limit error. Retrying after %d secs', timeout / 1000); // eslint-disable-line no-console
suite.timeout(timeout * 2);
return new Promise(function timeoutPromise(resolve, reject) {
setTimeout(function execTimeout() {
return exec().then(resolve).catch(reject);
}, timeout / 2);
}, timeout);
});
});
}