michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0:  * vim: set ts=8 sts=4 et sw=4 tw=99:
michael@0:  */
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: #include "jsapi-tests/tests.h"
michael@0: 
michael@0: #include "jsobjinlines.h"
michael@0: 
michael@0: #include "vm/ArgumentsObject-inl.h"
michael@0: 
michael@0: using namespace js;
michael@0: 
michael@0: static const char NORMAL_ZERO[] =
michael@0:     "function f() { return arguments; }";
michael@0: static const char NORMAL_ONE[] =
michael@0:     "function f(a) { return arguments; }";
michael@0: static const char NORMAL_TWO[] =
michael@0:     "function f(a, b) { return arguments; }";
michael@0: static const char NORMAL_THREE[] =
michael@0:     "function f(a, b, c) { return arguments; }";
michael@0: 
michael@0: static const char STRICT_ZERO[] =
michael@0:     "function f() { 'use strict'; return arguments; }";
michael@0: static const char STRICT_ONE[] =
michael@0:     "function f() { 'use strict'; return arguments; }";
michael@0: static const char STRICT_TWO[] =
michael@0:     "function f() { 'use strict'; return arguments; }";
michael@0: static const char STRICT_THREE[] =
michael@0:     "function f() { 'use strict'; return arguments; }";
michael@0: 
michael@0: static const char * const CALL_CODES[] =
michael@0:     { "f()", "f(0)", "f(0, 1)", "f(0, 1, 2)", "f(0, 1, 2, 3)", "f(0, 1, 2, 3, 4)" };
michael@0: 
michael@0: BEGIN_TEST(testArgumentsObject)
michael@0: {
michael@0:     return ExhaustiveTest<0>(NORMAL_ZERO) &&
michael@0:            ExhaustiveTest<1>(NORMAL_ZERO) &&
michael@0:            ExhaustiveTest<2>(NORMAL_ZERO) &&
michael@0:            ExhaustiveTest<0>(NORMAL_ONE) &&
michael@0:            ExhaustiveTest<1>(NORMAL_ONE) &&
michael@0:            ExhaustiveTest<2>(NORMAL_ONE) &&
michael@0:            ExhaustiveTest<3>(NORMAL_ONE) &&
michael@0:            ExhaustiveTest<0>(NORMAL_TWO) &&
michael@0:            ExhaustiveTest<1>(NORMAL_TWO) &&
michael@0:            ExhaustiveTest<2>(NORMAL_TWO) &&
michael@0:            ExhaustiveTest<3>(NORMAL_TWO) &&
michael@0:            ExhaustiveTest<4>(NORMAL_TWO) &&
michael@0:            ExhaustiveTest<0>(NORMAL_THREE) &&
michael@0:            ExhaustiveTest<1>(NORMAL_THREE) &&
michael@0:            ExhaustiveTest<2>(NORMAL_THREE) &&
michael@0:            ExhaustiveTest<3>(NORMAL_THREE) &&
michael@0:            ExhaustiveTest<4>(NORMAL_THREE) &&
michael@0:            ExhaustiveTest<5>(NORMAL_THREE) &&
michael@0:            ExhaustiveTest<0>(STRICT_ZERO) &&
michael@0:            ExhaustiveTest<1>(STRICT_ZERO) &&
michael@0:            ExhaustiveTest<2>(STRICT_ZERO) &&
michael@0:            ExhaustiveTest<0>(STRICT_ONE) &&
michael@0:            ExhaustiveTest<1>(STRICT_ONE) &&
michael@0:            ExhaustiveTest<2>(STRICT_ONE) &&
michael@0:            ExhaustiveTest<3>(STRICT_ONE) &&
michael@0:            ExhaustiveTest<0>(STRICT_TWO) &&
michael@0:            ExhaustiveTest<1>(STRICT_TWO) &&
michael@0:            ExhaustiveTest<2>(STRICT_TWO) &&
michael@0:            ExhaustiveTest<3>(STRICT_TWO) &&
michael@0:            ExhaustiveTest<4>(STRICT_TWO) &&
michael@0:            ExhaustiveTest<0>(STRICT_THREE) &&
michael@0:            ExhaustiveTest<1>(STRICT_THREE) &&
michael@0:            ExhaustiveTest<2>(STRICT_THREE) &&
michael@0:            ExhaustiveTest<3>(STRICT_THREE) &&
michael@0:            ExhaustiveTest<4>(STRICT_THREE) &&
michael@0:            ExhaustiveTest<5>(STRICT_THREE);
michael@0: }
michael@0: 
michael@0: static const size_t MAX_ELEMS = 6;
michael@0: 
michael@0: template<size_t ArgCount> bool
michael@0: ExhaustiveTest(const char funcode[])
michael@0: {
michael@0:     RootedValue v(cx);
michael@0:     EVAL(funcode, &v);
michael@0: 
michael@0:     EVAL(CALL_CODES[ArgCount], &v);
michael@0:     Rooted<ArgumentsObject*> argsobj(cx, &JSVAL_TO_OBJECT(v)->as<ArgumentsObject>());
michael@0: 
michael@0:     JS::AutoValueArray<MAX_ELEMS> elems(cx);
michael@0: 
michael@0:     for (size_t i = 0; i <= ArgCount; i++) {
michael@0:         for (size_t j = 0; j <= ArgCount - i; j++) {
michael@0:             ClearElements(elems);
michael@0:             CHECK(argsobj->maybeGetElements(i, j, elems.begin()));
michael@0:             for (size_t k = 0; k < j; k++)
michael@0:                 CHECK_SAME(elems[k], INT_TO_JSVAL(i + k));
michael@0:             for (size_t k = j; k < MAX_ELEMS - 1; k++)
michael@0:                 CHECK_SAME(elems[k], JSVAL_NULL);
michael@0:             CHECK_SAME(elems[MAX_ELEMS - 1], INT_TO_JSVAL(42));
michael@0:         }
michael@0:     }
michael@0: 
michael@0:     return true;
michael@0: }
michael@0: 
michael@0: template <size_t N>
michael@0: static void
michael@0: ClearElements(JS::AutoValueArray<N> &elems)
michael@0: {
michael@0:     for (size_t i = 0; i < elems.length() - 1; i++)
michael@0:         elems[i].setNull();
michael@0:     elems[elems.length() - 1].setInt32(42);
michael@0: }
michael@0: END_TEST(testArgumentsObject)