management/front/dkha-web-sz-main/node_modules/traverse/test/instance.js

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2023-12-18 13:12:25 +08:00
var test = require('tape');
var traverse = require('../');
var EventEmitter = require('events').EventEmitter;
test('check instanceof on node elems', function (t) {
var counts = { emitter : 0 };
traverse([ new EventEmitter, 3, 4, { ev : new EventEmitter }])
.forEach(function (node) {
if (node instanceof EventEmitter) counts.emitter ++;
})
;
t.equal(counts.emitter, 2);
t.end();
});