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js/src/jsapi-tests/testSetProperty.cpp@b8a032363ba2 (annotated)

js/src/jsapi-tests/testSetProperty.cpp

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1	/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0	2	* vim: set ts=8 sts=4 et sw=4 tw=99:
michael@0	3	*/
michael@0	4	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	5	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	6	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	7
michael@0	8	#include "jsapi-tests/tests.h"
michael@0	9
michael@0	10	BEGIN_TEST(testSetProperty_NativeGetterStubSetter)
michael@0	11	{
michael@0	12	JS::RootedObject obj(cx, JS_NewObject(cx, nullptr, JS::NullPtr(), JS::NullPtr()));
michael@0	13	CHECK(obj);
michael@0	14
michael@0	15	CHECK(JS_DefineProperty(cx, global, "globalProp", obj, JSPROP_ENUMERATE,
michael@0	16	JS_PropertyStub, JS_StrictPropertyStub));
michael@0	17
michael@0	18	CHECK(JS_DefineProperty(cx, obj, "prop", JS::UndefinedHandleValue, JSPROP_SHARED,
michael@0	19	NativeGet, JS_StrictPropertyStub));
michael@0	20
michael@0	21	EXEC("'use strict'; \n"
michael@0	22	"var error, passed = false; \n"
michael@0	23	"try \n"
michael@0	24	"{ \n"
michael@0	25	" this.globalProp.prop = 42; \n"
michael@0	26	" throw new Error('setting property succeeded!'); \n"
michael@0	27	"} \n"
michael@0	28	"catch (e) \n"
michael@0	29	"{ \n"
michael@0	30	" error = e; \n"
michael@0	31	" if (e instanceof TypeError) \n"
michael@0	32	" passed = true; \n"
michael@0	33	"} \n"
michael@0	34	" \n"
michael@0	35	"if (!passed) \n"
michael@0	36	" throw error; \n");
michael@0	37
michael@0	38	EXEC("var error, passed = false; \n"
michael@0	39	"try \n"
michael@0	40	"{ \n"
michael@0	41	" this.globalProp.prop = 42; \n"
michael@0	42	" if (this.globalProp.prop === 17) \n"
michael@0	43	" passed = true; \n"
michael@0	44	" else \n"
michael@0	45	" throw new Error('bad value after set!'); \n"
michael@0	46	"} \n"
michael@0	47	"catch (e) \n"
michael@0	48	"{ \n"
michael@0	49	" error = e; \n"
michael@0	50	"} \n"
michael@0	51	" \n"
michael@0	52	"if (!passed) \n"
michael@0	53	" throw error; \n");
michael@0	54
michael@0	55	return true;
michael@0	56	}
michael@0	57	static bool
michael@0	58	NativeGet(JSContext *cx, JS::HandleObject obj, JS::HandleId id, JS::MutableHandleValue vp)
michael@0	59	{
michael@0	60	vp.set(INT_TO_JSVAL(17));
michael@0	61	return true;
michael@0	62	}
michael@0	63	END_TEST(testSetProperty_NativeGetterStubSetter)
michael@0	64
michael@0	65	BEGIN_TEST(testSetProperty_InheritedGlobalSetter)
michael@0	66	{
michael@0	67	// This is a JSAPI test because jsapi-test globals do not have a resolve
michael@0	68	// hook and therefore can use the property cache in some cases where the
michael@0	69	// shell can't.
michael@0	70	JS_ASSERT(JS_GetClass(global)->resolve == &JS_ResolveStub);
michael@0	71
michael@0	72	CHECK(JS_DefineProperty(cx, global, "HOTLOOP", 8, 0));
michael@0	73	EXEC("var n = 0;\n"
michael@0	74	"var global = this;\n"
michael@0	75	"function f() { n++; }\n"
michael@0	76	"Object.defineProperty(Object.prototype, 'x', {set: f});\n"
michael@0	77	"for (var i = 0; i < HOTLOOP; i++)\n"
michael@0	78	" global.x = i;\n");
michael@0	79	EXEC("if (n != HOTLOOP)\n"
michael@0	80	" throw 'FAIL';\n");
michael@0	81	return true;
michael@0	82	}
michael@0	83	END_TEST(testSetProperty_InheritedGlobalSetter)
michael@0	84