@BeforeClass
public static void beforeClassDrillDownQueryTest() throws Exception {
dir = newDirectory();
Random r = random();
RandomIndexWriter writer =
new RandomIndexWriter(
r,
dir,
newIndexWriterConfig(
TEST_VERSION_CURRENT, new MockAnalyzer(r, MockTokenizer.KEYWORD, false)));
taxoDir = newDirectory();
TaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir);
config = new FacetsConfig();
// Randomize the per-dim config:
config.setHierarchical("a", random().nextBoolean());
config.setMultiValued("a", random().nextBoolean());
if (random().nextBoolean()) {
config.setIndexFieldName("a", "$a");
}
config.setRequireDimCount("a", true);
config.setHierarchical("b", random().nextBoolean());
config.setMultiValued("b", random().nextBoolean());
if (random().nextBoolean()) {
config.setIndexFieldName("b", "$b");
}
config.setRequireDimCount("b", true);
for (int i = 0; i < 100; i++) {
Document doc = new Document();
if (i % 2 == 0) { // 50
doc.add(new TextField("content", "foo", Field.Store.NO));
}
if (i % 3 == 0) { // 33
doc.add(new TextField("content", "bar", Field.Store.NO));
}
if (i % 4 == 0) { // 25
if (r.nextBoolean()) {
doc.add(new FacetField("a", "1"));
} else {
doc.add(new FacetField("a", "2"));
}
}
if (i % 5 == 0) { // 20
doc.add(new FacetField("b", "1"));
}
writer.addDocument(config.build(taxoWriter, doc));
}
taxoWriter.close();
reader = writer.getReader();
writer.close();
taxo = new DirectoryTaxonomyReader(taxoDir);
}
private void doTestReadRecreatedTaxonomy(Random random, boolean closeReader) throws Exception {
Directory dir = null;
TaxonomyWriter tw = null;
TaxonomyReader tr = null;
// prepare a few categories
int n = 10;
FacetLabel[] cp = new FacetLabel[n];
for (int i = 0; i < n; i++) {
cp[i] = new FacetLabel("a", Integer.toString(i));
}
try {
dir = newDirectory();
tw = new DirectoryTaxonomyWriter(dir);
tw.addCategory(new FacetLabel("a"));
tw.close();
tr = new DirectoryTaxonomyReader(dir);
int baseNumCategories = tr.getSize();
for (int i = 0; i < n; i++) {
int k = random.nextInt(n);
tw = new DirectoryTaxonomyWriter(dir, OpenMode.CREATE);
for (int j = 0; j <= k; j++) {
tw.addCategory(cp[j]);
}
tw.close();
if (closeReader) {
tr.close();
tr = new DirectoryTaxonomyReader(dir);
} else {
TaxonomyReader newtr = TaxonomyReader.openIfChanged(tr);
assertNotNull(newtr);
tr.close();
tr = newtr;
}
assertEquals(
"Wrong #categories in taxonomy (i=" + i + ", k=" + k + ")",
baseNumCategories + 1 + k,
tr.getSize());
}
} finally {
IOUtils.close(tr, tw, dir);
}
}