52 lines
1.1 KiB
Plaintext
52 lines
1.1 KiB
Plaintext
var implementation = require('../implementation');
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var callBind = require('call-bind');
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var test = require('tape');
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var runTests = require('./tests');
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var hasStrictMode = require('has-strict-mode')();
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test('as a function', function (t) {
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t.test('bad array/this value', function (st) {
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st['throws'](callBind(implementation, null, undefined, 'a'), TypeError, 'undefined is not an object');
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st['throws'](callBind(implementation, null, null, 'a'), TypeError, 'null is not an object');
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st.end();
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});
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t.test('receiver boxing', function (st) {
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st.plan(hasStrictMode ? 3 : 2);
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var context = 'x';
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implementation.call(
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'f',
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function () {
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st.equal(typeof this, 'object');
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st.equal(String.prototype.toString.call(this), context);
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},
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context
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);
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st.test('strict mode', { skip: !hasStrictMode }, function (sst) {
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sst.plan(2);
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implementation.call(
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'f',
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function () {
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'use strict';
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sst.equal(typeof this, 'string');
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sst.equal(this, context);
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},
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context
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);
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sst.end();
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});
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st.end();
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});
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runTests(callBind(implementation), t);
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t.end();
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});
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