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-rw-r--r--js/src/tests/test262/built-ins/parseFloat/not-a-constructor.js31
1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/parseFloat/not-a-constructor.js b/js/src/tests/test262/built-ins/parseFloat/not-a-constructor.js
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index 0000000000..4bbe63515e
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+++ b/js/src/tests/test262/built-ins/parseFloat/not-a-constructor.js
@@ -0,0 +1,31 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-ecmascript-standard-built-in-objects
+description: >
+ parseFloat does not implement [[Construct]], is not new-able
+info: |
+ ECMAScript Function Objects
+
+ Built-in function objects that are not identified as constructors do not
+ implement the [[Construct]] internal method unless otherwise specified in
+ the description of a particular function.
+
+ sec-evaluatenew
+
+ ...
+ 7. If IsConstructor(constructor) is false, throw a TypeError exception.
+ ...
+includes: [isConstructor.js]
+features: [Reflect.construct, arrow-function]
+---*/
+
+assert.sameValue(isConstructor(parseFloat), false, 'isConstructor(parseFloat) must return false');
+
+assert.throws(TypeError, () => {
+ new parseFloat(1);
+}, '`new parseFloat(1)` throws TypeError');
+
+
+reportCompare(0, 0);