/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.solr;
import java.io.IOException;
import java.util.List;
import org.apache.lucene.util.LuceneTestCase.Slow;
import org.apache.solr.client.solrj.SolrClient;
import org.apache.solr.client.solrj.SolrServerException;
import org.apache.solr.client.solrj.response.QueryResponse;
import org.apache.solr.common.SolrDocumentList;
import org.apache.solr.common.params.CommonParams;
import org.apache.solr.common.params.ModifiableSolrParams;
import org.apache.solr.common.util.NamedList;
import org.junit.Test;
/**
* TODO? perhaps use:
* http://docs.codehaus.org/display/JETTY/ServletTester
* rather then open a real connection?
*
* @since solr 4.0
*/
@Slow
public class TestDistributedGrouping extends BaseDistributedSearchTestCase {
String t1="a_t";
String i1dv="a_idv";
String i1="a_i1";
String s1="a_s";
String tlong = "other_tl1";
String tdate_a = "a_n_tdt";
String tdate_b = "b_n_tdt";
String oddField="oddField_s1";
@Test
public void test() throws Exception {
del("*:*");
commit();
handle.clear();
handle.put("timestamp", SKIPVAL);
handle.put("grouped", UNORDERED); // distrib grouping doesn't guarantee order of top level group commands
// Test distributed grouping with empty indices
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc");
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc", "hl","true","hl.fl",t1);
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc", "facet", "true", "facet.field", t1);
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc", "stats", "true", "stats.field", i1);
query("q", "kings", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc", "spellcheck", "true", "spellcheck.build", "true", "qt", "spellCheckCompRH", "df", "subject");
query("q", "*:*", "fq", s1 + ":a", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc", "group.truncate", "true", "facet", "true", "facet.field", t1);
indexr(id,1, i1, 100, tlong, 100, i1dv, 100, t1,"now is the time for all good men",
tdate_a, "2010-04-20T11:00:00Z",
tdate_b, "2009-08-20T11:00:00Z",
"foo_f", 1.414f, "foo_b", "true", "foo_d", 1.414d);
indexr(id,2, i1, 50 , tlong, 50, i1dv, 50, t1,"to come to the aid of their country.",
tdate_a, "2010-05-02T11:00:00Z",
tdate_b, "2009-11-02T11:00:00Z");
indexr(id,3, i1, 2, tlong, 2,t1,"how now brown cow",
tdate_a, "2010-05-03T11:00:00Z");
indexr(id,4, i1, -100 ,tlong, 101, i1dv, 101,
t1,"the quick fox jumped over the lazy dog",
tdate_a, "2010-05-03T11:00:00Z",
tdate_b, "2010-05-03T11:00:00Z");
indexr(id,5, i1, 500, tlong, 500 , i1dv, 500,
t1,"the quick fox jumped way over the lazy dog",
tdate_a, "2010-05-05T11:00:00Z");
indexr(id,6, i1, -600, tlong, 600 , i1dv, 600, t1,"humpty dumpy sat on a wall");
indexr(id,7, i1, 123, tlong, 123 ,i1dv, 123, t1,"humpty dumpy had a great fall");
indexr(id,8, i1, 876, tlong, 876,
tdate_b, "2010-01-05T11:00:00Z",
t1,"all the kings horses and all the kings men");
indexr(id,9, i1, 7, tlong, 7, i1dv, 7, t1,"couldn't put humpty together again");
indexr(id,10, i1, 4321, tlong, 4321, i1dv, 4321, t1,"this too shall pass");
indexr(id,11, i1, -987, tlong, 987, i1dv, 2015,
t1,"An eye for eye only ends up making the whole world blind.");
indexr(id,12, i1, 379, tlong, 379, i1dv, 379,
t1,"Great works are performed, not by strength, but by perseverance.");
indexr(id, 14, "SubjectTerms_mfacet", new String[] {"mathematical models", "mathematical analysis"});
indexr(id, 15, "SubjectTerms_mfacet", new String[] {"test 1", "test 2", "test3"});
indexr(id, 16, "SubjectTerms_mfacet", new String[] {"test 1", "test 2", "test3"});
String[] vals = new String[100];
for (int i=0; i<100; i++) {
vals[i] = "test " + i;
}
indexr(id, 17, "SubjectTerms_mfacet", vals);
indexr(
id, 18, i1, 232, tlong, 332, i1dv, 150,
t1,"no eggs on wall, lesson learned",
oddField, "odd man out"
);
indexr(
id, 19, i1, 232, tlong, 432, i1dv, 300,
t1, "many eggs on wall",
oddField, "odd man in"
);
indexr(
id, 20, i1, 232, tlong, 532, i1dv, 150,
t1, "some eggs on wall",
oddField, "odd man between"
);
indexr(
id, 21, i1, 232, tlong, 632, i1dv, 120,
t1, "a few eggs on wall",
oddField, "odd man under"
);
indexr(
id, 22, i1, 232, tlong, 732, i1dv, 120,
t1, "any eggs on wall",
oddField, "odd man above"
);
indexr(
id, 23, i1, 233, tlong, 734, i1dv, 120,
t1, "dirty eggs",
oddField, "odd eggs"
);
for (int i = 100; i < 150; i++) {
indexr(id, i);
}
int[] values = new int[]{9999, 99999, 999999, 9999999};
for (int shard = 0; shard < clients.size(); shard++) {
int groupValue = values[shard];
for (int i = 500; i < 600; i++) {
index_specific(shard,
i1, groupValue,
s1, "a",
id, i * (shard + 1),
t1, random().nextInt(7));
}
}
commit();
// test grouping
// The second sort = id asc . The sorting behaviour is different in dist mode. See TopDocs#merge
// The shard the result came from matters in the order if both document sortvalues are equal
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc");
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", 0, "sort", i1 + " asc, id asc");
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", "id asc, _docid_ asc");
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", "{!func}add(" + i1 + ",5) asc, id asc");
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc", "facet", "true", "facet.field", t1);
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc", "stats", "true", "stats.field", tlong);
query("q", "kings", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc", "spellcheck", "true", "spellcheck.build", "true", "qt", "spellCheckCompRH", "df", "subject");
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc", "facet", "true", "hl","true","hl.fl",t1);
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc", "group.sort", "id desc");
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.offset", 5, "group.limit", -1, "sort", i1 + " asc, id asc");
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "offset", 5, "rows", 5, "group.offset", 5, "group.limit", -1, "sort", i1 + " asc, id asc");
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "offset", 5, "rows", 5, "sort", i1 + " asc, id asc", "group.format", "simple");
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "offset", 5, "rows", 5, "sort", i1 + " asc, id asc", "group.main", "true");
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.offset", 5, "group.limit", 5, "sort", i1 + " asc, id asc", "group.format", "simple", "offset", 5, "rows", 5);
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.offset", 5, "group.limit", 5, "sort", i1 + " asc, id asc", "group.main", "true", "offset", 5, "rows", 5);
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.query", t1 + ":kings OR " + t1 + ":eggs", "group.limit", -1, "sort", i1 + " asc, id asc");
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.query", t1 + ":kings OR " + t1 + ":eggs", "group.limit", 10, "sort", i1 + " asc, id asc");
query("q", "*:*", "fl", "id," + i1dv, "group", "true", "group.field", i1dv, "group.limit", 10, "sort", i1 + " asc, id asc");
// SOLR-4150: what if group.query has no matches,
// or only matches on one shard
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true",
"group.query", t1 + ":kings OR " + t1 + ":eggs",
"group.query", "id:5", // single doc, so only one shard will have it
"group.limit", -1, "sort", i1 + " asc, id asc");
handle.put(t1 + ":this_will_never_match", SKIP); // :TODO: SOLR-4181
query("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true",
"group.query", t1 + ":kings OR " + t1 + ":eggs",
"group.query", t1 + ":this_will_never_match",
"group.limit", 10, "sort", i1 + " asc, id asc");
// SOLR-4164: main query matches nothing, or only matches on one shard
query("q", "bogus_s:nothing", // no docs match
"group", "true",
"group.query", t1 + ":this_will_never_match",
"group.field", i1,
"fl", "id", "group.limit", "2", "group.format", "simple");
query("q", "id:5", // one doc matches, so only one shard
"rows", 100, "fl", "id," + i1, "group", "true",
"group.query", t1 + ":kings OR " + t1 + ":eggs",
"group.field", i1,
"group.limit", 10, "sort", i1 + " asc, id asc");
// SOLR-3109
query("q", t1 + ":eggs", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", 10, "sort", tlong + " asc, id asc");
query("q", i1 + ":232", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", 10, "sort", tlong + " asc, id asc");
// In order to validate this we need to make sure that during indexing that all documents of one group only occur on the same shard
query("q", "*:*", "fq", s1 + ":a", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", 10, "sort", i1 + " asc, id asc", "group.ngroups", "true");
query("q", "*:*", "fq", s1 + ":a", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", 10, "sort", i1 + " asc, id asc", "group.truncate", "true");
query("q", "*:*", "fq", s1 + ":a", "rows", 100, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", 10, "sort", i1 + " asc, id asc", "group.truncate", "true", "facet", "true", "facet.field", t1);
for (String gfacet : new String[] { "true", "false" }) {
for (String flimit : new String[] { "-100","-1", "1", "2", "10000" }) {
for (String foffset : new String[] { "0","1", "2", "1000" }) {
query("q", "*:*", "fq", s1+":a",
"rows", 100, "fl", "id,"+i1, "sort", i1+" asc, id asc",
"group", "true", "group.field", i1, "group.limit", 10,
"facet", "true", "facet.field", t1, "group.facet", gfacet,
"facet.limit", flimit, "facet.offset", foffset);
}
}
}
// SOLR-3316
query("q", "*:*", "fq", s1 + ":a", "rows", 0, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc", "facet", "true", "facet.field", t1);
query("q", "*:*", "fq", s1 + ":a", "rows", 0, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " asc, id asc", "group.truncate", "true", "facet", "true", "facet.field", t1);
// SOLR-3436
query("q", "*:*", "fq", s1 + ":a", "fl", "id," + i1, "group", "true", "group.field", i1, "sort", i1 + " asc, id asc", "group.ngroups", "true");
query("q", "*:*", "fq", s1 + ":a", "rows", 0, "fl", "id," + i1, "group", "true", "group.field", i1, "sort", i1 + " asc, id asc", "group.ngroups", "true");
// SOLR-3960 - include a postfilter
for (String facet : new String[] { "false", "true"}) {
for (String fcache : new String[] { "", " cache=false cost=200"}) {
query("q", "*:*", "rows", 100, "fl", "id," + i1,
"group.limit", 10, "sort", i1 + " asc, id asc",
"group", "true", "group.field", i1,
"fq", "{!frange l=50 "+fcache+"}"+tlong,
"facet.field", t1,
"facet", facet
);
}
}
ModifiableSolrParams params = new ModifiableSolrParams();
Object[] q = {"q", "*:*", "fq", s1 + ":a", "rows", 1, "fl", "id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "group.ngroups", "true"};
for (int i = 0; i < q.length; i += 2) {
params.add(q[i].toString(), q[i + 1].toString());
}
setDistributedParams(params);
int which = r.nextInt(clients.size());
SolrClient client = clients.get(which);
QueryResponse rsp = client.query(params);
NamedList nl = (NamedList<?>) rsp.getResponse().get("grouped");
nl = (NamedList<?>) nl.getVal(0);
int matches = (Integer) nl.getVal(0);
int groupCount = (Integer) nl.get("ngroups");
assertEquals(100 * shardsArr.length, matches);
assertEquals(shardsArr.length, groupCount);
// We validate distributed grouping with scoring as first sort.
// note: this 'q' matches all docs and returns the 'id' as the score, which is unique and so our results should be deterministic.
handle.put("maxScore", SKIP);// TODO see SOLR-6612
query("q", "{!func}id", "rows", 100, "fl", "score,id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", i1 + " desc", "group.sort", "score desc"); // SOLR-2955
query("q", "{!func}id", "rows", 100, "fl", "score,id," + i1, "group", "true", "group.field", i1, "group.limit", -1, "sort", "score desc, _docid_ asc, id asc");
query("q", "{!func}id", "rows", 100, "fl", "score,id," + i1, "group", "true", "group.field", i1, "group.limit", -1);
// some explicit checks of non default sorting, and sort/group.sort with diff clauses
query("q", "{!func}id", "rows", 100, "fl", tlong + ",id," + i1, "group", "true",
"group.field", i1, "group.limit", -1,
"sort", tlong+" asc, id desc");
query("q", "{!func}id", "rows", 100, "fl", tlong + ",id," + i1, "group", "true",
"group.field", i1, "group.limit", -1,
"sort", "id asc",
"group.sort", tlong+" asc, id desc");
query("q", "{!func}id", "rows", 100, "fl", tlong + ",id," + i1, "group", "true",
"group.field", i1, "group.limit", -1,
"sort", tlong+" asc, id desc",
"group.sort", "id asc");
rsp = query("q", "{!func}id", "fq", oddField+":[* TO *]",
"rows", 100, "fl", tlong + ",id," + i1, "group", "true",
"group.field", i1, "group.limit", -1,
"sort", tlong+" asc",
"group.sort", oddField+" asc");
nl = (NamedList<?>) rsp.getResponse().get("grouped");
nl = (NamedList<?>) nl.get(i1);
assertEquals(rsp.toString(), 6, nl.get("matches"));
assertEquals(rsp.toString(), 2, ((List<NamedList<?>>)nl.get("groups")).size());
nl = ((List<NamedList<?>>)nl.get("groups")).get(0);
assertEquals(rsp.toString(), 232, nl.get("groupValue"));
SolrDocumentList docs = (SolrDocumentList) nl.get("doclist");
assertEquals(docs.toString(), 5, docs.getNumFound());
assertEquals(docs.toString(), 22, docs.get(0).getFirstValue("id"));
assertEquals(docs.toString(), 21, docs.get(4).getFirstValue("id"));
// Can't validate the response, but can check if no errors occur.
simpleQuery("q", "*:*", "rows", 100, "fl", "id," + i1, "group", "true", "group.query", t1 + ":kings OR " + t1 + ":eggs", "group.limit", 10, "sort", i1 + " asc, id asc", CommonParams.TIME_ALLOWED, 1);
//Debug
simpleQuery("q", "*:*", "rows", 10, "fl", "id," + i1, "group", "true", "group.field", i1, "debug", "true");
}
private void simpleQuery(Object... queryParams) throws SolrServerException, IOException {
ModifiableSolrParams params = new ModifiableSolrParams();
for (int i = 0; i < queryParams.length; i += 2) {
params.add(queryParams[i].toString(), queryParams[i + 1].toString());
}
params.set("shards", shards);
queryServer(params);
}
}