build

node_modules/es-abstract/test/helpers/OwnPropertyKeys.js

@@ -0,0 +1,42 @@
+'use strict';
+
+var test = require('tape');
+var hasSymbols = require('has-symbols')();
+
+var OwnPropertyKeys = require('../../helpers/OwnPropertyKeys');
+var defineProperty = require('./defineProperty');
+
+test('OwnPropertyKeys', function (t) {
+	t.deepEqual(OwnPropertyKeys({ a: 1, b: 2 }).sort(), ['a', 'b'].sort(), 'returns own string keys');
+
+	t.test('Symbols', { skip: !hasSymbols }, function (st) {
+		var o = { a: 1 };
+		var sym = Symbol();
+		o[sym] = 2;
+
+		st.deepEqual(OwnPropertyKeys(o), ['a', sym], 'returns own string and symbol keys');
+
+		st.end();
+	});
+
+	t.test('non-enumerables', { skip: !defineProperty.oDP }, function (st) {
+		var o = { a: 1, b: 42, c: NaN };
+		defineProperty(o, 'b', { enumerable: false, value: 42 });
+		defineProperty(o, 'c', { enumerable: false, get: function () { return NaN; } });
+
+		if (hasSymbols) {
+			defineProperty(o, 'd', { enumerable: false, value: true });
+			defineProperty(o, 'e', { enumerable: false, get: function () { return true; } });
+		}
+
+		st.deepEqual(
+			OwnPropertyKeys(o).sort(),
+			(hasSymbols ? ['a', 'b', 'c', 'd', 'e'] : ['a', 'b', 'c']).sort(),
+			'returns non-enumerable own keys, including accessors and symbols if available'
+		);
+
+		st.end();
+	});
+
+	t.end();
+});