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Added a speed test so that I can track the progress of the parser performance work.

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Doug Schaefer 2004-06-03 12:53:47 +00:00
parent d12ebf93d3
commit 34bb8dd348
1 changed files with 125 additions and 0 deletions
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core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/SpeedTest.java Normal file
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/*
* Created on Jun 3, 2004
*
* TODO To change the template for this generated file go to
* Window - Preferences - Java - Code Style - Code Templates
*/
package org.eclipse.cdt.core.parser.tests;
import java.io.Reader;
import java.io.StringReader;
import java.util.Collections;
import java.util.Hashtable;
import java.util.Map;
import junit.framework.TestCase;
import org.eclipse.cdt.core.parser.IParser;
import org.eclipse.cdt.core.parser.IScanner;
import org.eclipse.cdt.core.parser.IScannerInfo;
import org.eclipse.cdt.core.parser.ParserFactory;
import org.eclipse.cdt.core.parser.ParserLanguage;
import org.eclipse.cdt.core.parser.ParserMode;
import org.eclipse.cdt.core.parser.ScannerInfo;
import org.eclipse.cdt.internal.core.parser.QuickParseCallback;
/**
* @author Doug Schaefer
*
* TODO To change the template for this generated type comment go to
* Window - Preferences - Java - Code Style - Code Templates
*/
public class SpeedTest extends TestCase {
public void test() throws Exception {
String code =
"#include <windows.h>\n" +
"#include <stdio.h>\n" +
"#include <iostream>\n";
Reader reader = new StringReader(code);
IScannerInfo info = mingwScannerInfo(false);
//IScannerInfo info = msvcScannerInfo(quick);
testParse(reader, "text", false, info, ParserLanguage.CPP);
}
/**
* @param path
* @param quick TODO
*/
protected void testParse(Reader reader, String path, boolean quick, IScannerInfo info, ParserLanguage lang) throws Exception {
ParserMode mode = quick ? ParserMode.QUICK_PARSE : ParserMode.COMPLETE_PARSE;
IScanner scanner = ParserFactory.createScanner(reader, path, info, mode, lang, CALLBACK, null, Collections.EMPTY_LIST );
IParser parser = ParserFactory.createParser( scanner, CALLBACK, mode, lang, null);
long startTime = System.currentTimeMillis();
long totalTime;
parser.parse();
totalTime = System.currentTimeMillis() - startTime;
System.out.println( "Resulting parse for " + path + " took " + totalTime + " millisecs"); //$NON-NLS-1$ //$NON-NLS-2$
}
private static final QuickParseCallback CALLBACK = new QuickParseCallback();
/**
* @param quick
* @return
*/
protected IScannerInfo msvcScannerInfo(boolean quick) {
if( quick )
return new ScannerInfo();
Map definitions = new Hashtable();
//definitions.put( "__GNUC__", "3" ); //$NON-NLS-1$ //$NON-NLS-2$
String [] includePaths = new String[] {
"C:\\Program Files\\Microsoft SDK\\Include",
"C:\\Program Files\\Microsoft Visual C++ Toolkit 2003\\include"
};
return new ScannerInfo( definitions, includePaths );
}
protected IScannerInfo mingwScannerInfo(boolean quick) {
if( quick )
return new ScannerInfo();
Map definitions = new Hashtable();
definitions.put("__GNUC__", "3");
definitions.put("__GNUC_MINOR__", "2");
definitions.put("__GNUC_PATCHLEVEL__", "3");
definitions.put("__GXX_ABI_VERSION", "102");
definitions.put("_WIN32", "");
definitions.put("__WIN32", "");
definitions.put("__WIN32__", "");
definitions.put("WIN32", "");
definitions.put("__MINGW32__", "");
definitions.put("__MSVCRT__", "");
definitions.put("WINNT", "");
definitions.put("_X86_", "1");
definitions.put("__WINNT", "");
definitions.put("_NO_INLINE__", "");
definitions.put("__STDC_HOSTED__", "1");
definitions.put("i386", "");
definitions.put("__i386", "");
definitions.put("__i386__", "");
definitions.put("__tune_i586__", "");
definitions.put("__tune_pentium__", "");
definitions.put("__stdcall", "__attribute__((__stdcall__))");
definitions.put("__cdecl", "__attribute__((__cdecl__))");
definitions.put("__fastcall", "__attribute__((__fastcall__))");
definitions.put("_stdcall", "__attribute__((__stdcall__))");
definitions.put("_cdecl", "__attribute__((__cdecl__))");
definitions.put("_fastcall", "__attribute__((__fastcall__))");
definitions.put("__declspec(x)", "__attribute__((x))");
definitions.put("__DEPRECATED", "");
definitions.put("__EXCEPTIONS", "");
String [] includePaths = new String[] {
"c:/mingw/include/c++/3.2.3",
"c:/mingw/include/c++/3.2.3/mingw32",
"c:/mingw/include/c++/3.2.3/backward",
"c:/mingw/include",
"c:/mingw/lib/gcc-lib/mingw32/3.2.3/include"
};
return new ScannerInfo( definitions, includePaths );
}
}