public void testFieldNames() throws Exception {
Directory dir1 = getDir1(random());
Directory dir2 = getDir2(random());
ParallelLeafReader pr =
new ParallelLeafReader(
SlowCompositeReaderWrapper.wrap(DirectoryReader.open(dir1)),
SlowCompositeReaderWrapper.wrap(DirectoryReader.open(dir2)));
FieldInfos fieldInfos = pr.getFieldInfos();
assertEquals(4, fieldInfos.size());
assertNotNull(fieldInfos.fieldInfo("f1"));
assertNotNull(fieldInfos.fieldInfo("f2"));
assertNotNull(fieldInfos.fieldInfo("f3"));
assertNotNull(fieldInfos.fieldInfo("f4"));
pr.close();
dir1.close();
dir2.close();
}
public void testRefCounts1() throws IOException {
Directory dir1 = getDir1(random());
Directory dir2 = getDir2(random());
LeafReader ir1, ir2;
// close subreaders, ParallelReader will not change refCounts, but close on its own close
ParallelLeafReader pr =
new ParallelLeafReader(
ir1 = SlowCompositeReaderWrapper.wrap(DirectoryReader.open(dir1)),
ir2 = SlowCompositeReaderWrapper.wrap(DirectoryReader.open(dir2)));
// check RefCounts
assertEquals(1, ir1.getRefCount());
assertEquals(1, ir2.getRefCount());
pr.close();
assertEquals(0, ir1.getRefCount());
assertEquals(0, ir2.getRefCount());
dir1.close();
dir2.close();
}
public void testRefCounts2() throws IOException {
Directory dir1 = getDir1(random());
Directory dir2 = getDir2(random());
LeafReader ir1 = SlowCompositeReaderWrapper.wrap(DirectoryReader.open(dir1));
LeafReader ir2 = SlowCompositeReaderWrapper.wrap(DirectoryReader.open(dir2));
// don't close subreaders, so ParallelReader will increment refcounts
ParallelLeafReader pr = new ParallelLeafReader(false, ir1, ir2);
// check RefCounts
assertEquals(2, ir1.getRefCount());
assertEquals(2, ir2.getRefCount());
pr.close();
assertEquals(1, ir1.getRefCount());
assertEquals(1, ir2.getRefCount());
ir1.close();
ir2.close();
assertEquals(0, ir1.getRefCount());
assertEquals(0, ir2.getRefCount());
dir1.close();
dir2.close();
}
public void testCloseInnerReader() throws Exception {
Directory dir1 = getDir1(random());
LeafReader ir1 = SlowCompositeReaderWrapper.wrap(DirectoryReader.open(dir1));
// with overlapping
ParallelLeafReader pr =
new ParallelLeafReader(true, new LeafReader[] {ir1}, new LeafReader[] {ir1});
ir1.close();
try {
pr.document(0);
fail("ParallelLeafReader should be already closed because inner reader was closed!");
} catch (AlreadyClosedException e) {
// pass
}
// noop:
pr.close();
dir1.close();
}
public void testIgnoreStoredFields() throws IOException {
Directory dir1 = getDir1(random());
Directory dir2 = getDir2(random());
LeafReader ir1 = SlowCompositeReaderWrapper.wrap(DirectoryReader.open(dir1));
LeafReader ir2 = SlowCompositeReaderWrapper.wrap(DirectoryReader.open(dir2));
// with overlapping
ParallelLeafReader pr =
new ParallelLeafReader(false, new LeafReader[] {ir1, ir2}, new LeafReader[] {ir1});
assertEquals("v1", pr.document(0).get("f1"));
assertEquals("v1", pr.document(0).get("f2"));
assertNull(pr.document(0).get("f3"));
assertNull(pr.document(0).get("f4"));
// check that fields are there
assertNotNull(pr.terms("f1"));
assertNotNull(pr.terms("f2"));
assertNotNull(pr.terms("f3"));
assertNotNull(pr.terms("f4"));
pr.close();
// no stored fields at all
pr = new ParallelLeafReader(false, new LeafReader[] {ir2}, new LeafReader[0]);
assertNull(pr.document(0).get("f1"));
assertNull(pr.document(0).get("f2"));
assertNull(pr.document(0).get("f3"));
assertNull(pr.document(0).get("f4"));
// check that fields are there
assertNull(pr.terms("f1"));
assertNull(pr.terms("f2"));
assertNotNull(pr.terms("f3"));
assertNotNull(pr.terms("f4"));
pr.close();
// without overlapping
pr = new ParallelLeafReader(true, new LeafReader[] {ir2}, new LeafReader[] {ir1});
assertEquals("v1", pr.document(0).get("f1"));
assertEquals("v1", pr.document(0).get("f2"));
assertNull(pr.document(0).get("f3"));
assertNull(pr.document(0).get("f4"));
// check that fields are there
assertNull(pr.terms("f1"));
assertNull(pr.terms("f2"));
assertNotNull(pr.terms("f3"));
assertNotNull(pr.terms("f4"));
pr.close();
// no main readers
try {
new ParallelLeafReader(true, new LeafReader[0], new LeafReader[] {ir1});
fail("didn't get expected exception: need a non-empty main-reader array");
} catch (IllegalArgumentException iae) {
// pass
}
dir1.close();
dir2.close();
}
