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ICU-1952 tests for Doug's fix

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X-SVN-Rev: 9487
This commit is contained in:
Ram Viswanadha 2002-07-31 23:26:45 +00:00
parent 0287aa44ec
commit a021ec686a
1 changed files with 21 additions and 0 deletions
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21
icu4j/src/com/ibm/icu/dev/test/iterator/TestUCharacterIterator.java
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@ -455,5 +455,26 @@ public class TestUCharacterIterator extends TestFmwk{
private static final String ITERATION_STRING_ =
"Testing 1 2 3 \ud800\udc00 456";
private static final int ITERATION_SUPPLEMENTARY_INDEX = 14;
public void TestJitterbug1952(){
//test previous code point
char[] src = new char[]{ '\uDC00','\uD800','\uDC01','\uD802','\uDC02','\uDC03'};
UCharacterIterator iter = UCharacterIterator.getInstance(src);
iter.setIndex(1);
int ch;
// this should never go into a infinite loop
// if it does then we have a problem
while((ch=iter.previousCodePoint())!=iter.DONE){
if(ch!=0xDc00){
errln("iter.previousCodePoint() failed");
}
}
iter.setIndex(5);
while((ch=iter.nextCodePoint()) !=iter.DONE){
if(ch!= 0xDC03){
errln("iter.nextCodePoint() failed");
}
}
}
}