37 lines
1.3 KiB
37 lines
1.3 KiB
var test = require('tape') |
|
var isFunction = require('./index.js') |
|
|
|
test('isFunction', function (t) { |
|
t.ok(!isFunction(), 'undefined is not a function') |
|
t.ok(!isFunction(null), 'null is not a function') |
|
t.ok(!isFunction(''), 'string is not a function') |
|
t.ok(!isFunction(/a/), 'regex is not a function') |
|
t.ok(!isFunction(true), 'true is not a function') |
|
t.ok(!isFunction(false), 'false is not a function') |
|
t.ok(!isFunction(NaN), 'NaN is not a function') |
|
t.ok(!isFunction(42), '42 is not a function') |
|
t.ok(isFunction(function () {}), 'function is a function') |
|
t.ok(isFunction(setTimeout), 'setTimeout is a function') |
|
t.end() |
|
}) |
|
|
|
if (typeof window !== 'undefined') { |
|
test('browser quirks', function (t) { |
|
t.plan(2) |
|
|
|
t.ok(isFunction(window.alert), 'alert is a function') |
|
|
|
window.testRegExpFromIframe = function (regexp) { |
|
t.ok(!isFunction(regexp)) |
|
} |
|
|
|
var iframe = document.createElement('iframe') |
|
document.body.appendChild(iframe) |
|
|
|
iframe.contentWindow.document.write([ |
|
"<html><body><script type=\"text/javascript\">", |
|
"parent.testRegExpFromIframe(/a/)", |
|
"</script></body></html>" |
|
].join("\n")); |
|
}) |
|
}
|
|
|