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ICU-2038 test UnicodeSet performance

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X-SVN-Rev: 9896
This commit is contained in:
Alan Liu 2002-09-19 23:00:18 +00:00
parent 3e0eb63b61
commit a2e4f5dde0
1 changed files with 176 additions and 3 deletions
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179
icu4j/src/com/ibm/icu/dev/test/translit/UnicodeSetTest.java
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@ -5,8 +5,8 @@
*******************************************************************************
*
* $Source: /xsrl/Nsvn/icu/icu4j/src/com/ibm/icu/dev/test/translit/UnicodeSetTest.java,v $
* $Date: 2002/08/28 20:22:00 $
* $Revision: 1.31 $
* $Date: 2002/09/19 23:00:18 $
* $Revision: 1.32 $
*
*****************************************************************************************
*/
@ -15,7 +15,6 @@ import com.ibm.icu.lang.*;
import com.ibm.icu.text.*;
import com.ibm.icu.dev.test.*;
import com.ibm.icu.impl.Utility;
import java.text.*;
import java.util.*;
/**
@ -801,6 +800,180 @@ public class UnicodeSetTest extends TestFmwk {
}
}
}
class BitSet2 extends BitSet {
public BitSet2() {
super();
}
public void reset() {
xor(this);
}
public int count = 0;
};
public void TestPerformance() {
// Only run in exhaustive mode
if (getInclusion() == 0) {
logln("Skipping performance tests in non-exhaustive mode");
return;
}
NumberFormat usFmt = NumberFormat.getNumberInstance();
((DecimalFormat)usFmt).setMultiplier(1000000);
((DecimalFormat)usFmt).setPositiveSuffix(" us");
((DecimalFormat)usFmt).setNegativeSuffix(" us");
NumberFormat percent = NumberFormat.getPercentInstance();
int PROPS[] = {
UCharacterCategory.TITLECASE_LETTER,
UCharacterCategory.UNASSIGNED,
};
final Set s = new HashSet();
final UnicodeSet us = new UnicodeSet();
final BitSet2 bs = new BitSet2();
PerfTest setAdd = new PerfTest() {
protected int test() {
s.clear();
for (int cp = 0; cp <= 0x10FFFF; ++cp) {
if (bs.get(cp)) {
s.add(new Integer(cp));
}
}
return bs.count;
}
};
PerfTest usAdd = new PerfTest() {
protected int test() {
us.clear();
for (int cp = 0; cp <= 0x10FFFF; ++cp) {
if (bs.get(cp)) {
us.add(cp);
}
}
return bs.count;
}
};
PerfTest setContains = new PerfTest() {
protected int test() {
int temp = 0;
for (int cp = 0; cp <= 0x10FFFF; ++cp) {
if (s.contains(new Integer(cp))) {
temp += cp;
}
}
return 0x110000;
}
};
PerfTest usContains = new PerfTest() {
protected int test() {
int temp = 0;
for (int cp = 0; cp <= 0x10FFFF; ++cp) {
if (us.contains(cp)) {
temp += cp;
}
}
return 0x110000;
}
};
PerfTest setIterate = new PerfTest() {
protected int test() {
int n = 0;
int temp = 0;
Iterator it = s.iterator();
while (it.hasNext()) {
temp += ((Integer)it.next()).intValue();
++n;
}
return n;
}
};
PerfTest usIterate = new PerfTest() {
protected int test() {
int n = 0;
int temp = 0;
UnicodeSetIterator uit = new UnicodeSetIterator(us);
while (uit.next()) {
temp += uit.codepoint;
++n;
}
return n;
}
};
for (int j=0; j<PROPS.length; ++j) {
int prop = PROPS[j];
logln("Getting characters for character category " + prop);
bs.reset();
int total = 0;
for (int cp = 0; cp < 0x10FFFF; ++cp) {
if (UCharacter.getType(cp) == prop) {
bs.set(cp);
++total;
}
}
logln("Total characters: " + total);
bs.count = total;
logln("Testing Add speed");
int n = 1;
if (total < 10000) {
n = 100;
}
double setAddTime = setAdd.measure(n);
double usAddTime = usAdd.measure(n);
double ratio = usAddTime / setAddTime;
logln("Set add time: " + usFmt.format(setAddTime));
if (ratio >= 1.5) {
errln("FAIL: UnicodeSet add time: " + usFmt.format(usAddTime) +
" = " + percent.format(ratio) + ", expect < 150%");
} else {
logln("UnicodeSet add time: " + usFmt.format(usAddTime) +
" = " + percent.format(ratio));
}
double setContainsTime = setContains.measure(4);
double usContainsTime = usContains.measure(4);
ratio = usContainsTime / setContainsTime;
logln("Set contains time: " + usFmt.format(setContainsTime));
if (ratio >= 1.0) {
errln("FAIL: UnicodeSet contains time: " + usFmt.format(usContainsTime) +
" = " + percent.format(ratio) + ", expect < 100%");
} else {
logln("UnicodeSet contains time: " + usFmt.format(usContainsTime) +
" = " + percent.format(ratio));
}
double setIterateTime = setIterate.measure(10);
double usIterateTime = usIterate.measure(10);
ratio = usIterateTime / setIterateTime;
logln("Set iterate time: " + usFmt.format(setIterateTime));
if (setIterateTime == 0) {
logln("UnicodeSet iterate time: " + usFmt.format(usIterateTime) +
": WARNING, unable to measure percent change ");
} else if (ratio >= 1.5) {
errln("FAIL: UnicodeSet iterate time: " + usFmt.format(usIterateTime) +
" = " + percent.format(ratio) + ", expect < 150%");
} else {
logln("UnicodeSet iterate time: " + usFmt.format(usIterateTime) +
" = " + percent.format(ratio));
}
}
}
void _testComplement(int a) {
UnicodeSet x = bitsToSet(a);