michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #if !defined(JSGC_USE_EXACT_ROOTING)
michael@0: 
michael@0: #include "jsobj.h"
michael@0: 
michael@0: #include "jsapi-tests/tests.h"
michael@0: #include "vm/String.h"
michael@0: 
michael@0: BEGIN_TEST(testConservativeGC)
michael@0: {
michael@0:     JS::RootedValue v2(cx);
michael@0:     EVAL("({foo: 'bar'});", &v2);
michael@0:     CHECK(v2.isObject());
michael@0:     char objCopy[sizeof(JSObject)];
michael@0:     js_memcpy(&objCopy, JSVAL_TO_OBJECT(v2), sizeof(JSObject));
michael@0: 
michael@0:     JS::RootedValue v3(cx);
michael@0:     EVAL("String(Math.PI);", &v3);
michael@0:     CHECK(JSVAL_IS_STRING(v3));
michael@0:     char strCopy[sizeof(JSString)];
michael@0:     js_memcpy(&strCopy, JSVAL_TO_STRING(v3), sizeof(JSString));
michael@0: 
michael@0:     JS::RootedValue tmp(cx);
michael@0:     EVAL("({foo2: 'bar2'});", &tmp);
michael@0:     CHECK(tmp.isObject());
michael@0:     JS::RootedObject obj2(cx, JSVAL_TO_OBJECT(tmp));
michael@0:     char obj2Copy[sizeof(JSObject)];
michael@0:     js_memcpy(&obj2Copy, obj2, sizeof(JSObject));
michael@0: 
michael@0:     EVAL("String(Math.sqrt(3));", &tmp);
michael@0:     CHECK(JSVAL_IS_STRING(tmp));
michael@0:     JS::RootedString str2(cx, JSVAL_TO_STRING(tmp));
michael@0:     char str2Copy[sizeof(JSString)];
michael@0:     js_memcpy(&str2Copy, str2, sizeof(JSString));
michael@0: 
michael@0:     tmp = JSVAL_NULL;
michael@0: 
michael@0:     JS_GC(rt);
michael@0: 
michael@0:     EVAL("var a = [];\n"
michael@0:          "for (var i = 0; i != 10000; ++i) {\n"
michael@0:          "a.push(i + 0.1, [1, 2], String(Math.sqrt(i)), {a: i});\n"
michael@0:          "}", &tmp);
michael@0: 
michael@0:     JS_GC(rt);
michael@0: 
michael@0:     checkObjectFields((JSObject *)objCopy, JSVAL_TO_OBJECT(v2));
michael@0:     CHECK(!memcmp(strCopy, JSVAL_TO_STRING(v3), sizeof(strCopy)));
michael@0: 
michael@0:     checkObjectFields((JSObject *)obj2Copy, obj2);
michael@0:     CHECK(!memcmp(str2Copy, str2, sizeof(str2Copy)));
michael@0: 
michael@0:     return true;
michael@0: }
michael@0: 
michael@0: bool checkObjectFields(JSObject *savedCopy, JSObject *obj)
michael@0: {
michael@0:     /* Ignore fields which are unstable across GCs. */
michael@0:     CHECK(savedCopy->lastProperty() == obj->lastProperty());
michael@0:     return true;
michael@0: }
michael@0: 
michael@0: END_TEST(testConservativeGC)
michael@0: 
michael@0: BEGIN_TEST(testDerivedValues)
michael@0: {
michael@0:   JSString *str = JS_NewStringCopyZ(cx, "once upon a midnight dreary");
michael@0:   JS::Anchor<JSString *> str_anchor(str);
michael@0:   static const jschar expected[] = { 'o', 'n', 'c', 'e' };
michael@0:   const jschar *ch = JS_GetStringCharsZ(cx, str);
michael@0:   str = nullptr;
michael@0: 
michael@0:   /* Do a lot of allocation and collection. */
michael@0:   for (int i = 0; i < 3; i++) {
michael@0:     for (int j = 0; j < 1000; j++)
michael@0:       JS_NewStringCopyZ(cx, "as I pondered weak and weary");
michael@0:     JS_GC(rt);
michael@0:   }
michael@0: 
michael@0:   CHECK(!memcmp(ch, expected, sizeof(expected)));
michael@0:   return true;
michael@0: }
michael@0: END_TEST(testDerivedValues)
michael@0: 
michael@0: #endif /* !defined(JSGC_USE_EXACT_ROOTING) */