33 lines
796 B
JavaScript
33 lines
796 B
JavaScript
![]() |
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()
|
||
|
})
|