test262/test/built-ins/DataView/buffer-not-object-throws.js

54 lines
1.2 KiB
JavaScript

// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-dataview-buffer-byteoffset-bytelength
description: >
Throws a TypeError if buffer is not Object
info: |
24.2.2.1 DataView (buffer, byteOffset, byteLength )
1. If NewTarget is undefined, throw a TypeError exception.
2. If Type(buffer) is not Object, throw a TypeError exception.
...
features: [Symbol]
---*/
var obj = {
valueOf: function() {
throw new Test262Error("buffer should be verified before byteOffset");
}
};
assert.throws(TypeError, function() {
new DataView(0, obj);
}, "0");
assert.throws(TypeError, function() {
new DataView(1, obj);
}, "1");
assert.throws(TypeError, function() {
new DataView("", obj);
}, "the empty string");
assert.throws(TypeError, function() {
new DataView("buffer", obj);
}, "string");
assert.throws(TypeError, function() {
new DataView(false, obj);
}, "false");
assert.throws(TypeError, function() {
new DataView(true, obj);
}, "true");
assert.throws(TypeError, function() {
new DataView(NaN, obj);
}, "NaN");
assert.throws(TypeError, function() {
new DataView(Symbol("1"), obj);
}, "symbol");