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'use strict';
require('../common');
const assert = require('assert');
// Requiring the domain module here changes the function that is used by node to
// call process.nextTick's callbacks to a variant that specifically handles
// domains. We want to test this specific variant in this test, and so even if
// the domain module is not used, this require call is needed and must not be
// removed.
require('domain');
const implementations = [
function(fn) {
Promise.resolve().then(fn);
}
];
let expected = 0;
let done = 0;
process.on('exit', function() {
assert.strictEqual(done, expected);
});
function test(scheduleMicrotask) {
let nextTickCalled = false;
expected++;
scheduleMicrotask(function() {
process.nextTick(function() {
nextTickCalled = true;
});
setTimeout(function() {
assert(nextTickCalled);
done++;
}, 0);
});
}
// first tick case
implementations.forEach(test);
// tick callback case
setTimeout(function() {
implementations.forEach(function(impl) {
process.nextTick(test.bind(null, impl));
});
}, 0);