98 lines
2.7 KiB
C++
98 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*/
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "jsfun.h" // for js::IsInternalFunctionObject
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#include "jsapi-tests/tests.h"
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#include "jsobjinlines.h"
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BEGIN_TEST(testLookup_bug522590)
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{
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// Define a function that makes method-bearing objects.
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JS::RootedValue x(cx);
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EXEC("function mkobj() { return {f: function () {return 2;}} }");
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// Calling mkobj() multiple times must create multiple functions in ES5.
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EVAL("mkobj().f !== mkobj().f", &x);
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CHECK(x.isTrue());
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// Now make x.f a method.
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EVAL("mkobj()", &x);
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JS::RootedObject xobj(cx, x.toObjectOrNull());
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// This lookup must not return an internal function object.
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JS::RootedValue r(cx);
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CHECK(JS_GetProperty(cx, xobj, "f", &r));
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CHECK(r.isObject());
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JSObject* funobj = &r.toObject();
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CHECK(funobj->is<JSFunction>());
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CHECK(!js::IsInternalFunctionObject(*funobj));
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return true;
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}
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END_TEST(testLookup_bug522590)
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static const JSClass DocumentAllClass = {
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"DocumentAll",
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JSCLASS_EMULATES_UNDEFINED
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};
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bool
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document_resolve(JSContext* cx, JS::HandleObject obj, JS::HandleId id, bool* resolvedp)
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{
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// If id is "all", resolve document.all=true.
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JS::RootedValue v(cx);
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if (!JS_IdToValue(cx, id, &v))
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return false;
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if (v.isString()) {
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JSString* str = v.toString();
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JSFlatString* flatStr = JS_FlattenString(cx, str);
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if (!flatStr)
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return false;
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if (JS_FlatStringEqualsAscii(flatStr, "all")) {
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JS::Rooted<JSObject*> docAll(cx, JS_NewObject(cx, &DocumentAllClass));
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if (!docAll)
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return false;
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JS::Rooted<JS::Value> allValue(cx, JS::ObjectValue(*docAll));
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if (!JS_DefinePropertyById(cx, obj, id, allValue, JSPROP_RESOLVING))
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return false;
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*resolvedp = true;
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return true;
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}
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}
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*resolvedp = false;
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return true;
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}
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static const JSClassOps document_classOps = {
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nullptr, nullptr, nullptr, nullptr,
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nullptr, document_resolve, nullptr
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};
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static const JSClass document_class = {
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"document", 0,
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&document_classOps
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};
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BEGIN_TEST(testLookup_bug570195)
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{
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JS::RootedObject obj(cx, JS_NewObject(cx, &document_class));
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CHECK(obj);
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CHECK(JS_DefineProperty(cx, global, "document", obj, 0));
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JS::RootedValue v(cx);
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EVAL("document.all ? true : false", &v);
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CHECK(v.isFalse());
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EVAL("document.hasOwnProperty('all')", &v);
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CHECK(v.isTrue());
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return true;
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}
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END_TEST(testLookup_bug570195)
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