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