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LUCENE-6206: don't fail test if it encounters jdk bug 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1655659 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Robert Muir 2015-01-29 13:47:10 +00:00
parent 7121dbc494
commit 5a8b3c26e0
2 changed files with 31 additions and 13 deletions
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29
lucene/analysis/common/src/test/org/apache/lucene/collation/TestCollationDocValuesField.java
View File

@ -104,17 +104,20 @@ public class TestCollationDocValuesField extends LuceneTestCase {
IndexSearcher is = newSearcher(ir);
int numChecks = atLeast(100);
for (int i = 0; i < numChecks; i++) {
String start = TestUtil.randomSimpleString(random());
String end = TestUtil.randomSimpleString(random());
BytesRef lowerVal = new BytesRef(collator.getCollationKey(start).toByteArray());
BytesRef upperVal = new BytesRef(collator.getCollationKey(end).toByteArray());
Query query = new ConstantScoreQuery(DocValuesRangeFilter.newBytesRefRange("collated", lowerVal, upperVal, true, true));
doTestRanges(is, start, end, query, collator);
}
ir.close();
dir.close();
try {
for (int i = 0; i < numChecks; i++) {
String start = TestUtil.randomSimpleString(random());
String end = TestUtil.randomSimpleString(random());
BytesRef lowerVal = new BytesRef(collator.getCollationKey(start).toByteArray());
BytesRef upperVal = new BytesRef(collator.getCollationKey(end).toByteArray());
Query query = new ConstantScoreQuery(DocValuesRangeFilter.newBytesRefRange("collated", lowerVal, upperVal, true, true));
doTestRanges(is, start, end, query, collator);
}
} finally {
ir.close();
dir.close();
}
}
private void doTestRanges(IndexSearcher is, String startPoint, String endPoint, Query query, Collator collator) throws Exception {
@ -124,8 +127,8 @@ public class TestCollationDocValuesField extends LuceneTestCase {
TopDocs docs = is.search(query, is.getIndexReader().maxDoc());
for (ScoreDoc doc : docs.scoreDocs) {
String value = is.doc(doc.doc).get("field");
assertTrue(collator.compare(value, startPoint) >= 0);
assertTrue(collator.compare(value, endPoint) <= 0);
assertTrue(collate(collator, value, startPoint) >= 0);
assertTrue(collate(collator, value, endPoint) <= 0);
}
// negative test
@ -135,7 +138,7 @@ public class TestCollationDocValuesField extends LuceneTestCase {
docs = is.search(bq, is.getIndexReader().maxDoc());
for (ScoreDoc doc : docs.scoreDocs) {
String value = is.doc(doc.doc).get("field");
assertTrue(collator.compare(value, startPoint) < 0 || collator.compare(value, endPoint) > 0);
assertTrue(collate(collator, value, startPoint) < 0 || collate(collator, value, endPoint) > 0);
}
}
}

15
lucene/test-framework/src/java/org/apache/lucene/util/LuceneTestCase.java
View File

@ -34,6 +34,7 @@ import java.lang.reflect.Method;
import java.nio.file.NoSuchFileException;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.text.Collator;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
@ -143,6 +144,7 @@ import org.junit.Test;
import org.junit.rules.RuleChain;
import org.junit.rules.TestRule;
import org.junit.runner.RunWith;
import com.carrotsearch.randomizedtesting.JUnit4MethodProvider;
import com.carrotsearch.randomizedtesting.LifecycleScope;
import com.carrotsearch.randomizedtesting.MixWithSuiteName;
@ -2544,4 +2546,17 @@ public abstract class LuceneTestCase extends Assert {
assert enabled = true; // Intentional side-effect!!!
assertsAreEnabled = enabled;
}
/**
* Compares two strings with a collator, also looking to see if the the strings
* are impacted by jdk bugs. may not avoid all jdk bugs in tests.
* see LUCENE-2606
*/
public static int collate(Collator collator, String s1, String s2) {
int v1 = collator.compare(s1, s2);
int v2 = collator.getCollationKey(s1).compareTo(collator.getCollationKey(s2));
// if collation keys don't really respect collation order, things are screwed.
assumeTrue("hit JDK collator bug", v1 == v2);
return v1;
}
}