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LUCENE-4345: Fix forbidden APIs and make the test more predicatable 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1415074 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Uwe Schindler 2012-11-29 08:15:47 +00:00
parent a2646896bc
commit e39fe565ab
1 changed files with 7 additions and 6 deletions
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13
lucene/classification/src/test/org/apache/lucene/classification/utils/DataSplitterTest.java
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@ -30,6 +30,7 @@ import org.apache.lucene.index.RandomIndexWriter;
import org.apache.lucene.index.SlowCompositeReaderWrapper;
import org.apache.lucene.store.BaseDirectoryWrapper;
import org.apache.lucene.store.Directory;
import org.apache.lucene.util._TestUtil;
import org.apache.lucene.util.LuceneTestCase;
import org.junit.After;
import org.junit.Before;
@ -62,15 +63,15 @@ public class DataSplitterTest extends LuceneTestCase {
ft.setStoreTermVectorOffsets(true);
ft.setStoreTermVectorPositions(true);
Analyzer analyzer = new MockAnalyzer(new Random());
Analyzer analyzer = new MockAnalyzer(random());
Document doc;
Random rnd = random();
for (int i = 0; i < 100; i++) {
doc = new Document();
doc.add(new Field(idFieldName, new Random().toString(), ft));
doc.add(new Field(textFieldName, new StringBuilder(new Random().toString()).append(new Random().toString()).append(
new Random().toString()).toString(), ft));
doc.add(new Field(classFieldName, new Random().toString(), ft));
doc.add(new Field(idFieldName, Integer.toString(i), ft));
doc.add(new Field(textFieldName, _TestUtil.randomUnicodeString(rnd, 1024), ft));
doc.add(new Field(classFieldName, _TestUtil.randomUnicodeString(rnd, 10), ft));
indexWriter.addDocument(doc, analyzer);
}
@ -108,7 +109,7 @@ public class DataSplitterTest extends LuceneTestCase {
try {
DatasetSplitter datasetSplitter = new DatasetSplitter(testRatio, crossValidationRatio);
datasetSplitter.split(originalIndex, trainingIndex, testIndex, crossValidationIndex, new MockAnalyzer(new Random()), fieldNames);
datasetSplitter.split(originalIndex, trainingIndex, testIndex, crossValidationIndex, new MockAnalyzer(random()), fieldNames);
assertNotNull(trainingIndex);
assertNotNull(testIndex);