зеркало из https://github.com/mozilla/pjs.git
133 строки
4.2 KiB
C++
133 строки
4.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsIAtom.h"
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#include "nsString.h"
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#include "nsReadableUtils.h"
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#include "prprf.h"
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#include "prtime.h"
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#include <stdio.h>
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extern "C" int _CrtSetDbgFlag(int);
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int main(int argc, char** argv)
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{
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FILE* fp = fopen("words.txt", "r");
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if (nsnull == fp) {
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printf("can't open words.txt\n");
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return -1;
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}
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PRInt32 count = 0;
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PRUnichar** strings = new PRUnichar*[60000];
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nsIAtom** ids = new nsIAtom*[60000];
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nsAutoString s1, s2;
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PRTime start = PR_Now();
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PRInt32 i;
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for (i = 0; i < 60000; i++) {
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char buf[1000];
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char* s = fgets(buf, sizeof(buf), fp);
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if (nsnull == s) {
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break;
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}
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nsAutoString sb;
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sb.AssignWithConversion(buf);
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strings[count++] = ToNewUnicode(sb);
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sb.ToUpperCase();
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strings[count++] = ToNewUnicode(sb);
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}
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PRTime end0 = PR_Now();
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// Find and create idents
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for (i = 0; i < count; i++) {
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ids[i] = NS_NewAtom(strings[i]);
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}
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PRUnichar qqs[1]; qqs[0] = 0;
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nsIAtom* qq = NS_NewAtom(qqs);
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PRTime end1 = PR_Now();
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// Now make sure we can find all the idents we just made
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for (i = 0; i < count; i++) {
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const PRUnichar *unicodeString;
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ids[i]->GetUnicode(&unicodeString);
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nsIAtom* id = NS_NewAtom(unicodeString);
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if (id != ids[i]) {
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id->ToString(s1);
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ids[i]->ToString(s2);
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printf("find failed: id='%s' ids[%d]='%s'\n",
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NS_LossyConvertUCS2toASCII(s1).get(), i, NS_LossyConvertUCS2toASCII(s2).get());
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return -1;
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}
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NS_RELEASE(id);
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}
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PRTime end2 = PR_Now();
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// Destroy all the atoms we just made
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NS_RELEASE(qq);
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for (i = 0; i < count; i++) {
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NS_RELEASE(ids[i]);
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}
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// Print out timings
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PRTime end3 = PR_Now();
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PRTime creates, finds, lookups, dtor, ustoms;
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LL_I2L(ustoms, 1000);
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LL_SUB(creates, end0, start);
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LL_DIV(creates, creates, ustoms);
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LL_SUB(finds, end1, end0);
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LL_DIV(finds, finds, ustoms);
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LL_SUB(lookups, end2, end1);
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LL_DIV(lookups, lookups, ustoms);
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LL_SUB(dtor, end3, end2);
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char buf[500];
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PR_snprintf(buf, sizeof(buf), "making %d ident strings took %lldms",
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count, creates);
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puts(buf);
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PR_snprintf(buf, sizeof(buf), "%d new idents took %lldms",
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count, finds);
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puts(buf);
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PR_snprintf(buf, sizeof(buf), "%d ident lookups took %lldms",
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count, lookups);
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puts(buf);
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PR_snprintf(buf, sizeof(buf), "dtor took %lldusec", dtor);
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puts(buf);
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printf("%d live atoms\n", NS_GetNumberOfAtoms());
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NS_POSTCONDITION(0 == NS_GetNumberOfAtoms(), "dangling atoms");
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return 0;
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}
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