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metamask-extension/test/unit/app/nodeify-test.js

31 lines
778 B
JavaScript

const assert = require('assert')
const nodeify = require('../../../app/scripts/lib/nodeify')
describe('nodeify', function () {
var obj = {
foo: 'bar',
promiseFunc: function (a) {
var solution = this.foo + a
return Promise.resolve(solution)
},
}
it('should retain original context', function (done) {
var nodified = nodeify(obj.promiseFunc, obj)
nodified('baz', function (err, res) {
assert.equal(res, 'barbaz')
done()
})
})
it('should allow the last argument to not be a function', function (done) {
const nodified = nodeify(obj.promiseFunc, obj)
try {
nodified('baz')
done()
} catch (err) {
done(new Error('should not have thrown if the last argument is not a function'))
}
})
})