Upload Kmake

deps/v8/test/mjsunit/object-define-property-length.js

@@ -0,0 +1,43 @@
+// Copyright 2024 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Tests the object.defineProperty method - ES 15.2.3.6
+
+var arr = new Array()
+arr[1] = 'foo'
+arr[2] = 'bar'
+arr[3] = '42'
+arr[4] = '43'
+arr[5] = '44'
+
+// ES6 9.4.2.1
+// If P is 'length', than ArraySetLength(A, Desc).
+
+assertThrows(
+  () => Object.defineProperty(arr, 'length', { value: -1, configurable: true }),
+  RangeError,
+  'Invalid array length'
+)
+assertThrows(
+  () =>
+    Object.defineProperty(arr, 'len' + 'gth', {
+      value: -1,
+      configurable: true
+    }),
+  RangeError,
+  'Invalid array length'
+)
+
+assertThrows(
+  () => Object.defineProperty(arr, 'length', { value: 1, configurable: true }),
+  TypeError,
+  'Cannot redefine property: length'
+)
+
+Object.defineProperty(arr, 'length', { value: 10 })
+desc = Object.getOwnPropertyDescriptor(arr, 'length')
+assertEquals(desc.value, 10)
+assertTrue(desc.writable)
+assertFalse(desc.enumerable)
+assertFalse(desc.configurable)