Examples with SolrClientCache org.apache.solr.client.solrj.io.SolrClientCache used on opensource projects

Example 26 with SolrClientCache

use of org.apache.solr.client.solrj.io.SolrClientCache in project lucene-solr by apache.

the class StreamExpressionTest method testHashJoinStream.

@Test
public void testHashJoinStream() throws Exception {
    new UpdateRequest().add(id, "1", "side_s", "left", "join1_i", "0", "join2_s", "a", "ident_s", // 8, 9
    "left_1").add(id, "15", "side_s", "left", "join1_i", "0", "join2_s", "a", "ident_s", // 8, 9
    "left_1").add(id, "2", "side_s", "left", "join1_i", "0", "join2_s", "b", "ident_s", "left_2").add(id, "3", "side_s", "left", "join1_i", "1", "join2_s", "a", "ident_s", // 10
    "left_3").add(id, "4", "side_s", "left", "join1_i", "1", "join2_s", "b", "ident_s", // 11
    "left_4").add(id, "5", "side_s", "left", "join1_i", "1", "join2_s", "c", "ident_s", // 12
    "left_5").add(id, "6", "side_s", "left", "join1_i", "2", "join2_s", "d", "ident_s", "left_6").add(id, "7", "side_s", "left", "join1_i", "3", "join2_s", "e", "ident_s", // 14
    "left_7").add(id, "8", "side_s", "right", "join1_i", "0", "join2_s", "a", "ident_s", "right_1", "join3_i", // 1,15
    "0").add(id, "9", "side_s", "right", "join1_i", "0", "join2_s", "a", "ident_s", "right_2", "join3_i", // 1,15
    "0").add(id, "10", "side_s", "right", "join1_i", "1", "join2_s", "a", "ident_s", "right_3", "join3_i", // 3
    "1").add(id, "11", "side_s", "right", "join1_i", "1", "join2_s", "b", "ident_s", "right_4", "join3_i", // 4
    "1").add(id, "12", "side_s", "right", "join1_i", "1", "join2_s", "c", "ident_s", "right_5", "join3_i", // 5
    "1").add(id, "13", "side_s", "right", "join1_i", "2", "join2_s", "dad", "ident_s", "right_6", "join3_i", "2").add(id, "14", "side_s", "right", "join1_i", "3", "join2_s", "e", "ident_s", "right_7", "join3_i", // 7
    "3").commit(cluster.getSolrClient(), COLLECTIONORALIAS);
    StreamExpression expression;
    TupleStream stream;
    List<Tuple> tuples;
    StreamContext streamContext = new StreamContext();
    SolrClientCache solrClientCache = new SolrClientCache();
    streamContext.setSolrClientCache(solrClientCache);
    StreamFactory factory = new StreamFactory().withCollectionZkHost(COLLECTIONORALIAS, cluster.getZkServer().getZkAddress()).withFunctionName("search", CloudSolrStream.class).withFunctionName("hashJoin", HashJoinStream.class);
    try {
        // Basic test
        expression = StreamExpressionParser.parse("hashJoin(" + "search(collection1, q=\"side_s:left\", fl=\"id,join1_i,join2_s,ident_s\", sort=\"join1_i asc, join2_s asc, id asc\")," + "hashed=search(collection1, q=\"side_s:right\", fl=\"join1_i,join2_s,ident_s\", sort=\"join1_i asc, join2_s asc\")," + "on=\"join1_i, join2_s\")");
        stream = new HashJoinStream(expression, factory);
        stream.setStreamContext(streamContext);
        tuples = getTuples(stream);
        assert (tuples.size() == 8);
        assertOrder(tuples, 1, 1, 15, 15, 3, 4, 5, 7);
        // Basic desc
        expression = StreamExpressionParser.parse("hashJoin(" + "search(collection1, q=\"side_s:left\", fl=\"id,join1_i,join2_s,ident_s\", sort=\"join1_i desc, join2_s asc\")," + "hashed=search(collection1, q=\"side_s:right\", fl=\"join1_i,join2_s,ident_s\", sort=\"join1_i desc, join2_s asc\")," + "on=\"join1_i, join2_s\")");
        stream = new HashJoinStream(expression, factory);
        stream.setStreamContext(streamContext);
        tuples = getTuples(stream);
        assert (tuples.size() == 8);
        assertOrder(tuples, 7, 3, 4, 5, 1, 1, 15, 15);
        // Results in both searches, no join matches
        expression = StreamExpressionParser.parse("hashJoin(" + "search(collection1, q=\"side_s:left\", fl=\"id,join1_i,join2_s,ident_s\", sort=\"ident_s asc\")," + "hashed=search(collection1, q=\"side_s:right\", fl=\"id,join1_i,join2_s,ident_s\", sort=\"ident_s asc\")," + "on=\"ident_s\")");
        stream = new HashJoinStream(expression, factory);
        stream.setStreamContext(streamContext);
        tuples = getTuples(stream);
        assert (tuples.size() == 0);
        // Basic test with "on" mapping
        expression = StreamExpressionParser.parse("hashJoin(" + "search(collection1, q=\"side_s:left\", fl=\"id,join1_i,join3_i,ident_s\", sort=\"join1_i asc, join3_i asc, id asc\")," + "hashed=search(collection1, q=\"side_s:right\", fl=\"join1_i,join3_i,ident_s\", sort=\"join1_i asc, join3_i asc\")," + "on=\"join1_i=join3_i\")");
        stream = new HashJoinStream(expression, factory);
        stream.setStreamContext(streamContext);
        tuples = getTuples(stream);
        assertEquals(17, tuples.size());
        //Does a lexical sort
        assertOrder(tuples, 1, 1, 15, 15, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 5, 6, 7);
    } finally {
        solrClientCache.close();
    }
}

Example 27 with SolrClientCache

use of org.apache.solr.client.solrj.io.SolrClientCache in project lucene-solr by apache.

the class StreamExpressionTest method testParallelFetchStream.

@Test
public void testParallelFetchStream() throws Exception {
    new UpdateRequest().add(id, "0", "a_s", "hello0", "a_i", "0", "a_f", "1", "subject", "blah blah blah 0").add(id, "2", "a_s", "hello0", "a_i", "2", "a_f", "2", "subject", "blah blah blah 2").add(id, "3", "a_s", "hello3", "a_i", "3", "a_f", "3", "subject", "blah blah blah 3").add(id, "4", "a_s", "hello4", "a_i", "4", "a_f", "4", "subject", "blah blah blah 4").add(id, "1", "a_s", "hello0", "a_i", "1", "a_f", "5", "subject", "blah blah blah 1").add(id, "5", "a_s", "hello3", "a_i", "5", "a_f", "6", "subject", "blah blah blah 5").add(id, "6", "a_s", "hello4", "a_i", "6", "a_f", "7", "subject", "blah blah blah 6").add(id, "7", "a_s", "hello3", "a_i", "7", "a_f", "8", "subject", "blah blah blah 7").add(id, "8", "a_s", "hello3", "a_i", "8", "a_f", "9", "subject", "blah blah blah 8").add(id, "9", "a_s", "hello0", "a_i", "9", "a_f", "10", "subject", "blah blah blah 9").commit(cluster.getSolrClient(), COLLECTIONORALIAS);
    StreamContext streamContext = new StreamContext();
    SolrClientCache solrClientCache = new SolrClientCache();
    streamContext.setSolrClientCache(solrClientCache);
    TupleStream stream;
    List<Tuple> tuples;
    StreamFactory factory = new StreamFactory().withCollectionZkHost(COLLECTIONORALIAS, cluster.getZkServer().getZkAddress()).withFunctionName("search", CloudSolrStream.class).withFunctionName("parallel", ParallelStream.class).withFunctionName("fetch", FetchStream.class);
    try {
        stream = factory.constructStream("parallel(" + COLLECTIONORALIAS + ", workers=2, sort=\"a_f asc\", fetch(" + COLLECTIONORALIAS + ",  search(" + COLLECTIONORALIAS + ", q=*:*, fl=\"id,a_s,a_i,a_f\", sort=\"a_f asc\", partitionKeys=\"id\"), on=\"id=a_i\", batchSize=\"2\", fl=\"subject\"))");
        stream.setStreamContext(streamContext);
        tuples = getTuples(stream);
        assert (tuples.size() == 10);
        Tuple t = tuples.get(0);
        assertTrue("blah blah blah 0".equals(t.getString("subject")));
        t = tuples.get(1);
        assertTrue("blah blah blah 2".equals(t.getString("subject")));
        t = tuples.get(2);
        assertTrue("blah blah blah 3".equals(t.getString("subject")));
        t = tuples.get(3);
        assertTrue("blah blah blah 4".equals(t.getString("subject")));
        t = tuples.get(4);
        assertTrue("blah blah blah 1".equals(t.getString("subject")));
        t = tuples.get(5);
        assertTrue("blah blah blah 5".equals(t.getString("subject")));
        t = tuples.get(6);
        assertTrue("blah blah blah 6".equals(t.getString("subject")));
        t = tuples.get(7);
        assertTrue("blah blah blah 7".equals(t.getString("subject")));
        t = tuples.get(8);
        assertTrue("blah blah blah 8".equals(t.getString("subject")));
        t = tuples.get(9);
        assertTrue("blah blah blah 9".equals(t.getString("subject")));
        stream = factory.constructStream("parallel(" + COLLECTIONORALIAS + ", workers=2, sort=\"a_f asc\", fetch(" + COLLECTIONORALIAS + ",  search(" + COLLECTIONORALIAS + ", q=*:*, fl=\"id,a_s,a_i,a_f\", sort=\"a_f asc\", partitionKeys=\"id\"), on=\"id=a_i\", batchSize=\"3\", fl=\"subject\"))");
        stream.setStreamContext(streamContext);
        tuples = getTuples(stream);
        assert (tuples.size() == 10);
        t = tuples.get(0);
        assertTrue("blah blah blah 0".equals(t.getString("subject")));
        t = tuples.get(1);
        assertTrue("blah blah blah 2".equals(t.getString("subject")));
        t = tuples.get(2);
        assertTrue("blah blah blah 3".equals(t.getString("subject")));
        t = tuples.get(3);
        assertTrue("blah blah blah 4".equals(t.getString("subject")));
        t = tuples.get(4);
        assertTrue("blah blah blah 1".equals(t.getString("subject")));
        t = tuples.get(5);
        assertTrue("blah blah blah 5".equals(t.getString("subject")));
        t = tuples.get(6);
        assertTrue("blah blah blah 6".equals(t.getString("subject")));
        t = tuples.get(7);
        assertTrue("blah blah blah 7".equals(t.getString("subject")));
        t = tuples.get(8);
        assertTrue("blah blah blah 8".equals(t.getString("subject")));
        t = tuples.get(9);
        assertTrue("blah blah blah 9".equals(t.getString("subject")));
    } finally {
        solrClientCache.close();
    }
}

Example 28 with SolrClientCache

use of org.apache.solr.client.solrj.io.SolrClientCache in project lucene-solr by apache.

the class StreamExpressionTest method testSelectStream.

@Test
public void testSelectStream() throws Exception {
    new UpdateRequest().add(id, "1", "side_s", "left", "join1_i", "0", "join2_s", "a", "ident_s", // 8, 9
    "left_1").add(id, "15", "side_s", "left", "join1_i", "0", "join2_s", "a", "ident_s", // 8, 9
    "left_1").add(id, "2", "side_s", "left", "join1_i", "0", "join2_s", "b", "ident_s", "left_2").add(id, "3", "side_s", "left", "join1_i", "1", "join2_s", "a", "ident_s", // 10
    "left_3").add(id, "4", "side_s", "left", "join1_i", "1", "join2_s", "b", "ident_s", // 11
    "left_4").add(id, "5", "side_s", "left", "join1_i", "1", "join2_s", "c", "ident_s", // 12
    "left_5").add(id, "6", "side_s", "left", "join1_i", "2", "join2_s", "d", "ident_s", "left_6").add(id, "7", "side_s", "left", "join1_i", "3", "join2_s", "e", "ident_s", // 14
    "left_7").add(id, "8", "side_s", "right", "join1_i", "0", "join2_s", "a", "ident_s", "right_1", "join3_i", // 1,15
    "0").add(id, "9", "side_s", "right", "join1_i", "0", "join2_s", "a", "ident_s", "right_2", "join3_i", // 1,15
    "0").add(id, "10", "side_s", "right", "join1_i", "1", "join2_s", "a", "ident_s", "right_3", "join3_i", // 3
    "1").add(id, "11", "side_s", "right", "join1_i", "1", "join2_s", "b", "ident_s", "right_4", "join3_i", // 4
    "1").add(id, "12", "side_s", "right", "join1_i", "1", "join2_s", "c", "ident_s", "right_5", "join3_i", // 5
    "1").add(id, "13", "side_s", "right", "join1_i", "2", "join2_s", "dad", "ident_s", "right_6", "join3_i", "2").add(id, "14", "side_s", "right", "join1_i", "3", "join2_s", "e", "ident_s", "right_7", "join3_i", // 7
    "3").commit(cluster.getSolrClient(), COLLECTIONORALIAS);
    String clause;
    TupleStream stream;
    List<Tuple> tuples;
    StreamContext streamContext = new StreamContext();
    SolrClientCache solrClientCache = new SolrClientCache();
    streamContext.setSolrClientCache(solrClientCache);
    StreamFactory factory = new StreamFactory().withCollectionZkHost("collection1", cluster.getZkServer().getZkAddress()).withFunctionName("search", CloudSolrStream.class).withFunctionName("innerJoin", InnerJoinStream.class).withFunctionName("select", SelectStream.class).withFunctionName("replace", ReplaceOperation.class).withFunctionName("concat", ConcatOperation.class).withFunctionName("add", AddEvaluator.class).withFunctionName("if", IfThenElseEvaluator.class).withFunctionName("gt", GreaterThanEvaluator.class);
    try {
        // Basic test
        clause = "select(" + "id, join1_i as join1, join2_s as join2, ident_s as identity," + "search(collection1, q=\"side_s:left\", fl=\"id,join1_i,join2_s,ident_s\", sort=\"join1_i asc, join2_s asc, id asc\")" + ")";
        stream = factory.constructStream(clause);
        stream.setStreamContext(streamContext);
        tuples = getTuples(stream);
        assertFields(tuples, "id", "join1", "join2", "identity");
        assertNotFields(tuples, "join1_i", "join2_s", "ident_s");
        // Basic with replacements test
        clause = "select(" + "id, join1_i as join1, join2_s as join2, ident_s as identity," + "replace(join1, 0, withValue=12), replace(join1, 3, withValue=12), replace(join1, 2, withField=join2)," + "search(collection1, q=\"side_s:left\", fl=\"id,join1_i,join2_s,ident_s\", sort=\"join1_i asc, join2_s asc, id asc\")" + ")";
        stream = factory.constructStream(clause);
        stream.setStreamContext(streamContext);
        tuples = getTuples(stream);
        assertFields(tuples, "id", "join1", "join2", "identity");
        assertNotFields(tuples, "join1_i", "join2_s", "ident_s");
        assertLong(tuples.get(0), "join1", 12);
        assertLong(tuples.get(1), "join1", 12);
        assertLong(tuples.get(2), "join1", 12);
        assertLong(tuples.get(7), "join1", 12);
        assertString(tuples.get(6), "join1", "d");
        // Basic with replacements and concat test
        clause = "select(" + "id, join1_i as join1, join2_s as join2, ident_s as identity," + "replace(join1, 0, withValue=12), replace(join1, 3, withValue=12), replace(join1, 2, withField=join2)," + "concat(fields=\"identity,join1\", as=\"newIdentity\",delim=\"-\")," + "search(collection1, q=\"side_s:left\", fl=\"id,join1_i,join2_s,ident_s\", sort=\"join1_i asc, join2_s asc, id asc\")" + ")";
        stream = factory.constructStream(clause);
        stream.setStreamContext(streamContext);
        tuples = getTuples(stream);
        assertFields(tuples, "id", "join1", "join2", "identity", "newIdentity");
        assertNotFields(tuples, "join1_i", "join2_s", "ident_s");
        assertLong(tuples.get(0), "join1", 12);
        assertString(tuples.get(0), "newIdentity", "left_1-12");
        assertLong(tuples.get(1), "join1", 12);
        assertString(tuples.get(1), "newIdentity", "left_1-12");
        assertLong(tuples.get(2), "join1", 12);
        assertString(tuples.get(2), "newIdentity", "left_2-12");
        assertLong(tuples.get(7), "join1", 12);
        assertString(tuples.get(7), "newIdentity", "left_7-12");
        assertString(tuples.get(6), "join1", "d");
        assertString(tuples.get(6), "newIdentity", "left_6-d");
        // Inner stream test
        clause = "innerJoin(" + "select(" + "id, join1_i as left.join1, join2_s as left.join2, ident_s as left.ident," + "search(collection1, q=\"side_s:left\", fl=\"id,join1_i,join2_s,ident_s\", sort=\"join1_i asc, join2_s asc, id asc\")" + ")," + "select(" + "join3_i as right.join1, join2_s as right.join2, ident_s as right.ident," + "search(collection1, q=\"side_s:right\", fl=\"join3_i,join2_s,ident_s\", sort=\"join3_i asc, join2_s asc\")," + ")," + "on=\"left.join1=right.join1, left.join2=right.join2\"" + ")";
        stream = factory.constructStream(clause);
        stream.setStreamContext(streamContext);
        tuples = getTuples(stream);
        assertFields(tuples, "id", "left.join1", "left.join2", "left.ident", "right.join1", "right.join2", "right.ident");
        // Wrapped select test
        clause = "select(" + "id, left.ident, right.ident," + "innerJoin(" + "select(" + "id, join1_i as left.join1, join2_s as left.join2, ident_s as left.ident," + "search(collection1, q=\"side_s:left\", fl=\"id,join1_i,join2_s,ident_s\", sort=\"join1_i asc, join2_s asc, id asc\")" + ")," + "select(" + "join3_i as right.join1, join2_s as right.join2, ident_s as right.ident," + "search(collection1, q=\"side_s:right\", fl=\"join3_i,join2_s,ident_s\", sort=\"join3_i asc, join2_s asc\")," + ")," + "on=\"left.join1=right.join1, left.join2=right.join2\"" + ")" + ")";
        stream = factory.constructStream(clause);
        stream.setStreamContext(streamContext);
        tuples = getTuples(stream);
        assertFields(tuples, "id", "left.ident", "right.ident");
        assertNotFields(tuples, "left.join1", "left.join2", "right.join1", "right.join2");
    } finally {
        solrClientCache.close();
    }
}

Example 29 with SolrClientCache

use of org.apache.solr.client.solrj.io.SolrClientCache in project lucene-solr by apache.

the class StreamExpressionTest method testParallelReducerStream.

@Test
public void testParallelReducerStream() throws Exception {
    new UpdateRequest().add(id, "0", "a_s", "hello0", "a_i", "0", "a_f", "1").add(id, "2", "a_s", "hello0", "a_i", "2", "a_f", "2").add(id, "3", "a_s", "hello3", "a_i", "3", "a_f", "3").add(id, "4", "a_s", "hello4", "a_i", "4", "a_f", "4").add(id, "1", "a_s", "hello0", "a_i", "1", "a_f", "5").add(id, "5", "a_s", "hello3", "a_i", "10", "a_f", "6").add(id, "6", "a_s", "hello4", "a_i", "11", "a_f", "7").add(id, "7", "a_s", "hello3", "a_i", "12", "a_f", "8").add(id, "8", "a_s", "hello3", "a_i", "13", "a_f", "9").add(id, "9", "a_s", "hello0", "a_i", "14", "a_f", "10").commit(cluster.getSolrClient(), COLLECTIONORALIAS);
    StreamContext streamContext = new StreamContext();
    SolrClientCache solrClientCache = new SolrClientCache();
    streamContext.setSolrClientCache(solrClientCache);
    String zkHost = cluster.getZkServer().getZkAddress();
    StreamFactory streamFactory = new StreamFactory().withCollectionZkHost(COLLECTIONORALIAS, zkHost).withFunctionName("search", CloudSolrStream.class).withFunctionName("group", GroupOperation.class).withFunctionName("reduce", ReducerStream.class).withFunctionName("parallel", ParallelStream.class);
    try {
        ParallelStream pstream = (ParallelStream) streamFactory.constructStream("parallel(" + COLLECTIONORALIAS + ", " + "reduce(" + "search(" + COLLECTIONORALIAS + ", q=\"*:*\", fl=\"id,a_s,a_i,a_f\", sort=\"a_s asc,a_f asc\", partitionKeys=\"a_s\"), " + "by=\"a_s\"," + "group(sort=\"a_i asc\", n=\"5\")), " + "workers=\"2\", zkHost=\"" + zkHost + "\", sort=\"a_s asc\")");
        pstream.setStreamContext(streamContext);
        List<Tuple> tuples = getTuples(pstream);
        assert (tuples.size() == 3);
        Tuple t0 = tuples.get(0);
        List<Map> maps0 = t0.getMaps("group");
        assertMaps(maps0, 0, 1, 2, 9);
        Tuple t1 = tuples.get(1);
        List<Map> maps1 = t1.getMaps("group");
        assertMaps(maps1, 3, 5, 7, 8);
        Tuple t2 = tuples.get(2);
        List<Map> maps2 = t2.getMaps("group");
        assertMaps(maps2, 4, 6);
        pstream = (ParallelStream) streamFactory.constructStream("parallel(" + COLLECTIONORALIAS + ", " + "reduce(" + "search(" + COLLECTIONORALIAS + ", q=\"*:*\", fl=\"id,a_s,a_i,a_f\", sort=\"a_s desc,a_f asc\", partitionKeys=\"a_s\"), " + "by=\"a_s\", " + "group(sort=\"a_i desc\", n=\"5\"))," + "workers=\"2\", zkHost=\"" + zkHost + "\", sort=\"a_s desc\")");
        pstream.setStreamContext(streamContext);
        tuples = getTuples(pstream);
        assert (tuples.size() == 3);
        t0 = tuples.get(0);
        maps0 = t0.getMaps("group");
        assertMaps(maps0, 6, 4);
        t1 = tuples.get(1);
        maps1 = t1.getMaps("group");
        assertMaps(maps1, 8, 7, 5, 3);
        t2 = tuples.get(2);
        maps2 = t2.getMaps("group");
        assertMaps(maps2, 9, 2, 1, 0);
    } finally {
        solrClientCache.close();
    }
}

Example 30 with SolrClientCache

use of org.apache.solr.client.solrj.io.SolrClientCache in project lucene-solr by apache.

the class JDBCStreamTest method testJDBCSolrMerge.

@Test
public void testJDBCSolrMerge() throws Exception {
    // Load Database Data
    try (Connection connection = DriverManager.getConnection("jdbc:hsqldb:mem:.");
        Statement statement = connection.createStatement()) {
        statement.executeUpdate("insert into COUNTRIES (CODE,COUNTRY_NAME) values ('US', 'United States')");
        statement.executeUpdate("insert into COUNTRIES (CODE,COUNTRY_NAME) values ('NL', 'Netherlands')");
        statement.executeUpdate("insert into COUNTRIES (CODE,COUNTRY_NAME) values ('NP', 'Nepal')");
        statement.executeUpdate("insert into COUNTRIES (CODE,COUNTRY_NAME) values ('NO', 'Norway')");
        statement.executeUpdate("insert into COUNTRIES (CODE,COUNTRY_NAME) values ('AL', 'Algeria')");
    }
    StreamContext streamContext = new StreamContext();
    SolrClientCache solrClientCache = new SolrClientCache();
    streamContext.setSolrClientCache(solrClientCache);
    // Load Solr
    new UpdateRequest().add(id, "0", "code_s", "GB", "name_s", "Great Britian").add(id, "1", "code_s", "CA", "name_s", "Canada").commit(cluster.getSolrClient(), COLLECTIONORALIAS);
    StreamFactory factory = new StreamFactory().withCollectionZkHost(COLLECTIONORALIAS, cluster.getZkServer().getZkAddress()).withFunctionName("search", CloudSolrStream.class);
    List<Tuple> tuples;
    try {
        // Simple 1
        TupleStream jdbcStream = new JDBCStream("jdbc:hsqldb:mem:.", "select CODE,COUNTRY_NAME from COUNTRIES order by CODE", new FieldComparator("CODE", ComparatorOrder.ASCENDING));
        TupleStream selectStream = new SelectStream(jdbcStream, new HashMap<String, String>() {

            {
                put("CODE", "code_s");
                put("COUNTRY_NAME", "name_s");
            }
        });
        TupleStream searchStream = factory.constructStream("search(" + COLLECTIONORALIAS + ", fl=\"code_s,name_s\",q=\"*:*\",sort=\"code_s asc\")");
        TupleStream mergeStream = new MergeStream(new FieldComparator("code_s", ComparatorOrder.ASCENDING), new TupleStream[] { selectStream, searchStream });
        mergeStream.setStreamContext(streamContext);
        tuples = getTuples(mergeStream);
        assertEquals(7, tuples.size());
        assertOrderOf(tuples, "code_s", "AL", "CA", "GB", "NL", "NO", "NP", "US");
        assertOrderOf(tuples, "name_s", "Algeria", "Canada", "Great Britian", "Netherlands", "Norway", "Nepal", "United States");
    } finally {
        solrClientCache.close();
    }
}