ags

home/ags/node_modules/es-shim-unscopables/test/with.js

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+/* eslint no-restricted-syntax: 0, no-with: 0, strict: 0 */
+
+var test = require('tape');
+
+var shimUnscopables = require('../');
+
+test('`with` statement', { skip: typeof Symbol !== 'function' || !Symbol.unscopables }, function (t) {
+	var entries;
+	var concat;
+	with ([]) {
+		t.equal(concat, Array.prototype.concat, 'concat is dynamically bound');
+		t.notEqual(entries, Array.prototype.entries, 'entries is not dynamically bound');
+	}
+
+	var obj = {
+		foo: 1,
+		bar: 2
+	};
+	var foo;
+	var bar;
+	obj[Symbol.unscopables] = { foo: true };
+	with (obj) {
+		t.equal(foo, undefined);
+		t.equal(bar, obj.bar);
+	}
+
+	shimUnscopables('concat');
+
+	with ([]) {
+		t.notEqual(concat, Array.prototype.concat, 'concat is no longer dynamically bound');
+		t.notEqual(entries, Array.prototype.entries, 'entries is still not dynamically bound');
+	}
+
+	t.end();
+});