xpcom/tests/TestPermanentAtoms.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 // vim:cindent:ts=8:et:sw=4:
   3 /* ***** BEGIN LICENSE BLOCK *****
   4  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   5  *
   6  * The contents of this file are subject to the Mozilla Public License Version
   7  * 1.1 (the "License"); you may not use this file except in compliance with
   8  * the License. You may obtain a copy of the License at
   9  * http://www.mozilla.org/MPL/
  10  *
  11  * Software distributed under the License is distributed on an "AS IS" basis,
  12  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  13  * for the specific language governing rights and limitations under the
  14  * License.
  15  *
  16  * The Original Code is TestPermanentAtoms.cpp.
  17  *
  18  * The Initial Developer of the Original Code is
  19  * Netscape Communications Corporation.
  20  * Portions created by the Initial Developer are Copyright (C) 2001
  21  * the Initial Developer. All Rights Reserved.
  22  *
  23  * Contributor(s):
  24  *   L. David Baron <dbaron@dbaron.org> (original author)
  25  *
  26  * Alternatively, the contents of this file may be used under the terms of
  27  * either the GNU General Public License Version 2 or later (the "GPL"), or
  28  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  29  * in which case the provisions of the GPL or the LGPL are applicable instead
  30  * of those above. If you wish to allow use of your version of this file only
  31  * under the terms of either the GPL or the LGPL, and not to allow others to
  32  * use your version of this file under the terms of the MPL, indicate your
  33  * decision by deleting the provisions above and replace them with the notice
  34  * and other provisions required by the GPL or the LGPL. If you do not delete
  35  * the provisions above, a recipient may use your version of this file under
  36  * the terms of any one of the MPL, the GPL or the LGPL.
  37  *
  38  * ***** END LICENSE BLOCK ***** */
  39
  40 #include "nsIAtom.h"
  41 #include "nsAtomTable.h"
  42 #include "nsCOMPtr.h"
  43 #include <stdio.h>
  44 #include "nsString.h"
  45 #include "nsReadableUtils.h"
  46
  47 static void Assert(PRBool aCondition, const char* aStatement)
  48 {
  49     printf("%s: %s\n", aCondition?"PASS":"FAIL", aStatement);
  50 }
  51
  52 static void AssertString(nsIAtom *aAtom, const nsACString& aString)
  53 {
  54     const char *str;
  55     static_cast<AtomImpl*>(aAtom)->GetUTF8String(&str);
  56     Assert(nsDependentCString(str) == aString, "string is correct");
  57 }
  58
  59 static void AssertPermanence(nsIAtom *aAtom, PRBool aPermanence)
  60 {
  61     Assert(static_cast<AtomImpl*>(aAtom)->IsPermanent() == aPermanence,
  62            aPermanence ? "atom is permanent" : "atom is not permanent");
  63 }
  64
  65 int main()
  66 {
  67     nsCOMPtr<nsIAtom> foo = do_GetAtom("foo");
  68     AssertString(foo, NS_LITERAL_CSTRING("foo"));
  69     AssertPermanence(foo, PR_FALSE);
  70
  71     nsCOMPtr<nsIAtom> foop = do_GetPermanentAtom("foo");
  72     AssertString(foop, NS_LITERAL_CSTRING("foo"));
  73     AssertPermanence(foop, PR_TRUE);
  74
  75     Assert(foo == foop, "atoms are equal");
  76
  77     nsCOMPtr<nsIAtom> barp = do_GetPermanentAtom("bar");
  78     AssertString(barp, NS_LITERAL_CSTRING("bar"));
  79     AssertPermanence(barp, PR_TRUE);
  80
  81     nsCOMPtr<nsIAtom> bar = do_GetAtom("bar");
  82     AssertString(bar, NS_LITERAL_CSTRING("bar"));
  83     AssertPermanence(bar, PR_TRUE);
  84
  85     Assert(bar == barp, "atoms are equal");
  86
  87     return 0;
  88 }