node/test/parallel/test-timers.js
Rich Trott 3f6a2dbc2f
test: enhance test-timers
In test-timers, confirm that all input values that should be coerced to
1 ms are not being coerced to a significantly larger value.

This eliminates the need for the separate test-regress-GH-897.

PR-URL: https://github.com/nodejs/node/pull/10960
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
2017-03-08 17:29:52 -08:00

60 lines
1.2 KiB
JavaScript

'use strict';
const common = require('../common');
const assert = require('assert');
var inputs = [
undefined,
null,
true,
false,
'',
[],
{},
NaN,
+Infinity,
-Infinity,
(1.0 / 0.0), // sanity check
parseFloat('x'), // NaN
-10,
-1,
-0.5,
-0.1,
-0.0,
0,
0.0,
0.1,
0.5,
1,
1.0,
2147483648, // browser behaviour: timeouts > 2^31-1 run on next tick
12345678901234 // ditto
];
var timeouts = [];
var intervals = [];
inputs.forEach(function(value, index) {
setTimeout(function() {
timeouts[index] = true;
}, value);
var handle = setInterval(function() {
clearInterval(handle); // disarm timer or we'll never finish
intervals[index] = true;
}, value);
});
// All values in inputs array coerce to 1 ms. Therefore, they should all run
// before a timer set here for 2 ms.
setTimeout(common.mustCall(function() {
// assert that all other timers have run
inputs.forEach(function(value, index) {
assert(timeouts[index]);
assert(intervals[index]);
});
}), 2);
// Test 10 ms timeout separately.
setTimeout(common.mustCall(function() {}), 10);
setInterval(common.mustCall(function() { clearInterval(this); }), 10);