dotfiles/.vscode/extensions/saviorisdead.RustyCode-0.18.0/node_modules/generate-function/test.js

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2016-09-11 09:29:13 +01:00
var tape = require('tape')
var genfun = require('./')
tape('generate add function', function(t) {
var fn = genfun()
('function add(n) {')
('return n + %d', 42)
('}')
t.same(fn.toString(), 'function add(n) {\n return n + 42\n}', 'code is indented')
t.same(fn.toFunction()(10), 52, 'function works')
t.end()
})
tape('generate function + closed variables', function(t) {
var fn = genfun()
('function add(n) {')
('return n + %d + number', 42)
('}')
var notGood = fn.toFunction()
var good = fn.toFunction({number:10})
try {
notGood(10)
t.ok(false, 'function should not work')
} catch (err) {
t.same(err.message, 'number is not defined', 'throws reference error')
}
t.same(good(11), 63, 'function with closed var works')
t.end()
})