gecko/xpcom/tests/TestAtoms.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "mozilla/Util.h"
#include "nsIAtom.h"
#include "nsString.h"
#include "UTFStrings.h"
#include "nsIServiceManager.h"
#include "nsStaticAtom.h"
using namespace mozilla;
namespace TestAtoms {
bool
test_basic()
{
for (unsigned int i = 0; i < ArrayLength(ValidStrings); ++i) {
nsDependentString str16(ValidStrings[i].m16);
nsDependentCString str8(ValidStrings[i].m8);
nsCOMPtr<nsIAtom> atom = do_GetAtom(str16);
if (!atom->Equals(str16) || !atom->EqualsUTF8(str8))
return false;
nsString tmp16;
nsCString tmp8;
atom->ToString(tmp16);
atom->ToUTF8String(tmp8);
if (!str16.Equals(tmp16) || !str8.Equals(tmp8))
return false;
if (!nsDependentString(atom->GetUTF16String()).Equals(str16))
return false;
if (!nsAtomString(atom).Equals(str16) ||
!nsDependentAtomString(atom).Equals(str16) ||
!nsAtomCString(atom).Equals(str8))
return false;
}
return true;
}
bool
test_16vs8()
{
for (unsigned int i = 0; i < ArrayLength(ValidStrings); ++i) {
nsCOMPtr<nsIAtom> atom16 = do_GetAtom(ValidStrings[i].m16);
nsCOMPtr<nsIAtom> atom8 = do_GetAtom(ValidStrings[i].m8);
if (atom16 != atom8)
return false;
}
return true;
}
bool
test_buffersharing()
{
nsString unique;
unique.AssignLiteral("this is a unique string !@#$");
nsCOMPtr<nsIAtom> atom = do_GetAtom(unique);
return unique.get() == atom->GetUTF16String();
}
bool
test_null()
{
nsAutoString str(NS_LITERAL_STRING("string with a \0 char"));
nsDependentString strCut(str.get());
if (str.Equals(strCut))
return false;
nsCOMPtr<nsIAtom> atomCut = do_GetAtom(strCut);
nsCOMPtr<nsIAtom> atom = do_GetAtom(str);
return atom->GetLength() == str.Length() &&
atom->Equals(str) &&
atom->EqualsUTF8(NS_ConvertUTF16toUTF8(str)) &&
atom != atomCut &&
atomCut->Equals(strCut);
}
bool
test_invalid()
{
for (unsigned int i = 0; i < ArrayLength(Invalid16Strings); ++i) {
nsrefcnt count = NS_GetNumberOfAtoms();
{
nsCOMPtr<nsIAtom> atom16 = do_GetAtom(Invalid16Strings[i].m16);
if (!atom16->Equals(nsDependentString(Invalid16Strings[i].m16)))
return false;
}
if (count != NS_GetNumberOfAtoms())
return false;
}
for (unsigned int i = 0; i < ArrayLength(Invalid8Strings); ++i) {
nsrefcnt count = NS_GetNumberOfAtoms();
{
nsCOMPtr<nsIAtom> atom8 = do_GetAtom(Invalid8Strings[i].m8);
nsCOMPtr<nsIAtom> atom16 = do_GetAtom(Invalid8Strings[i].m16);
if (atom16 != atom8 ||
!atom16->Equals(nsDependentString(Invalid8Strings[i].m16)))
return false;
}
if (count != NS_GetNumberOfAtoms())
return false;
}
// Don't run this test in debug builds as that intentionally asserts.
#ifndef DEBUG
nsCOMPtr<nsIAtom> emptyAtom = do_GetAtom("");
for (unsigned int i = 0; i < ArrayLength(Malformed8Strings); ++i) {
nsrefcnt count = NS_GetNumberOfAtoms();
nsCOMPtr<nsIAtom> atom8 = do_GetAtom(Malformed8Strings[i]);
if (atom8 != emptyAtom ||
count != NS_GetNumberOfAtoms())
return false;
}
#endif
return true;
}
#define FIRST_ATOM_STR "first static atom. Hello!"
#define SECOND_ATOM_STR "second static atom. @World!"
#define THIRD_ATOM_STR "third static atom?!"
static nsIAtom* sAtom1 = 0;
static nsIAtom* sAtom2 = 0;
static nsIAtom* sAtom3 = 0;
NS_STATIC_ATOM_BUFFER(sAtom1_buffer, FIRST_ATOM_STR)
NS_STATIC_ATOM_BUFFER(sAtom2_buffer, SECOND_ATOM_STR)
NS_STATIC_ATOM_BUFFER(sAtom3_buffer, THIRD_ATOM_STR)
static const nsStaticAtom sAtoms_info[] = {
NS_STATIC_ATOM(sAtom1_buffer, &sAtom1),
NS_STATIC_ATOM(sAtom2_buffer, &sAtom2),
NS_STATIC_ATOM(sAtom3_buffer, &sAtom3),
};
bool
isStaticAtom(nsIAtom* atom)
{
// Don't use logic && in order to ensure that all addrefs/releases are always
// run, even if one of the tests fail. This allows us to run this code on a
// non-static atom without affecting its refcount.
return (atom->AddRef() == 2) &
(atom->AddRef() == 2) &
(atom->AddRef() == 2) &
(atom->Release() == 1) &
(atom->Release() == 1) &
(atom->Release() == 1);
}
bool
test_atomtable()
{
nsrefcnt count = NS_GetNumberOfAtoms();
nsCOMPtr<nsIAtom> thirdNonPerm = do_GetAtom(THIRD_ATOM_STR);
if (isStaticAtom(thirdNonPerm))
return false;
if (!thirdNonPerm || NS_GetNumberOfAtoms() != count + 1)
return false;
NS_RegisterStaticAtoms(sAtoms_info, ArrayLength(sAtoms_info));
return sAtom1 &&
sAtom1->Equals(NS_LITERAL_STRING(FIRST_ATOM_STR)) &&
isStaticAtom(sAtom1) &&
sAtom2 &&
sAtom2->Equals(NS_LITERAL_STRING(SECOND_ATOM_STR)) &&
isStaticAtom(sAtom2) &&
sAtom3 &&
sAtom3->Equals(NS_LITERAL_STRING(THIRD_ATOM_STR)) &&
isStaticAtom(sAtom3) &&
NS_GetNumberOfAtoms() == count + 3 &&
thirdNonPerm == sAtom3;
}
#define FIRST_PERM_ATOM_STR "first permanent atom. Hello!"
#define SECOND_PERM_ATOM_STR "second permanent atom. @World!"
bool
test_permanent()
{
nsrefcnt count = NS_GetNumberOfAtoms();
{
nsCOMPtr<nsIAtom> first = do_GetAtom(FIRST_PERM_ATOM_STR);
if (!first->Equals(NS_LITERAL_STRING(FIRST_PERM_ATOM_STR)) ||
isStaticAtom(first))
return false;
nsCOMPtr<nsIAtom> first_p =
NS_NewPermanentAtom(NS_LITERAL_STRING(FIRST_PERM_ATOM_STR));
if (!first_p->Equals(NS_LITERAL_STRING(FIRST_PERM_ATOM_STR)) ||
!isStaticAtom(first_p) ||
first != first_p)
return false;
nsCOMPtr<nsIAtom> second_p =
NS_NewPermanentAtom(NS_LITERAL_STRING(SECOND_PERM_ATOM_STR));
if (!second_p->Equals(NS_LITERAL_STRING(SECOND_PERM_ATOM_STR)) ||
!isStaticAtom(second_p))
return false;
nsCOMPtr<nsIAtom> second = do_GetAtom(SECOND_PERM_ATOM_STR);
if (!second->Equals(NS_LITERAL_STRING(SECOND_PERM_ATOM_STR)) ||
!isStaticAtom(second) ||
second != second_p)
return false;
}
return NS_GetNumberOfAtoms() == count + 2;
}
typedef bool (*TestFunc)();
static const struct Test
{
const char* name;
TestFunc func;
}
tests[] =
{
{ "test_basic", test_basic },
{ "test_16vs8", test_16vs8 },
{ "test_buffersharing", test_buffersharing },
{ "test_null", test_null },
{ "test_invalid", test_invalid },
// FIXME: Bug 577500 TestAtoms fails when run in dist/bin due to
// static atom table already being closed. TestStaticAtoms has similar
// failure.
#if 0
{ "test_atomtable", test_atomtable },
{ "test_permanent", test_permanent },
#endif
{ nsnull, nsnull }
};
}
using namespace TestAtoms;
int main()
{
{
nsCOMPtr<nsIServiceManager> servMan;
NS_InitXPCOM2(getter_AddRefs(servMan), nsnull, nsnull);
for (const Test* t = tests; t->name != nsnull; ++t)
{
printf("%25s : %s\n", t->name, t->func() ? "SUCCESS" : "FAILURE <--");
}
}
NS_ShutdownXPCOM(nsnull);
return 0;
}