public void testStaticMethod2Old() throws ParseException {
    String[] fields = {"b", "t"};
    // int[] flags = {MultiFieldQueryParser.REQUIRED_FIELD, MultiFieldQueryParser.PROHIBITED_FIELD};
    BooleanClause.Occur[] flags = {BooleanClause.Occur.MUST, BooleanClause.Occur.MUST_NOT};
    MultiFieldQueryParser parser = new MultiFieldQueryParser(fields, new StandardAnalyzer());

    Query q =
        MultiFieldQueryParser.parse(
            "one",
            fields,
            flags,
            new StandardAnalyzer()); // , fields, flags, new StandardAnalyzer());
    assertEquals("+b:one -t:one", q.toString());

    q = MultiFieldQueryParser.parse("one two", fields, flags, new StandardAnalyzer());
    assertEquals("+(b:one b:two) -(t:one t:two)", q.toString());

    try {
      BooleanClause.Occur[] flags2 = {BooleanClause.Occur.MUST};
      q = MultiFieldQueryParser.parse("blah", fields, flags2, new StandardAnalyzer());
      fail();
    } catch (IllegalArgumentException e) {
      // expected exception, array length differs
    }
  }
  public void testBoostsSimple() throws Exception {
    Map boosts = new HashMap();
    boosts.put("b", new Float(5));
    boosts.put("t", new Float(10));
    String[] fields = {"b", "t"};
    MultiFieldQueryParser mfqp = new MultiFieldQueryParser(fields, new StandardAnalyzer(), boosts);

    // Check for simple
    Query q = mfqp.parse("one");
    assertEquals("b:one^5.0 t:one^10.0", q.toString());

    // Check for AND
    q = mfqp.parse("one AND two");
    assertEquals("+(b:one^5.0 t:one^10.0) +(b:two^5.0 t:two^10.0)", q.toString());

    // Check for OR
    q = mfqp.parse("one OR two");
    assertEquals("(b:one^5.0 t:one^10.0) (b:two^5.0 t:two^10.0)", q.toString());

    // Check for AND and a field
    q = mfqp.parse("one AND two AND foo:test");
    assertEquals("+(b:one^5.0 t:one^10.0) +(b:two^5.0 t:two^10.0) +foo:test", q.toString());

    q = mfqp.parse("one^3 AND two^4");
    assertEquals("+((b:one^5.0 t:one^10.0)^3.0) +((b:two^5.0 t:two^10.0)^4.0)", q.toString());
  }
  // verify parsing of query using a stopping analyzer
  private void assertStopQueryEquals(String qtxt, String expectedRes) throws Exception {
    String[] fields = {"b", "t"};
    Occur occur[] = {Occur.SHOULD, Occur.SHOULD};
    TestQueryParser.QPTestAnalyzer a = new TestQueryParser.QPTestAnalyzer();
    MultiFieldQueryParser mfqp = new MultiFieldQueryParser(fields, a);

    Query q = mfqp.parse(qtxt);
    assertEquals(expectedRes, q.toString());

    q = MultiFieldQueryParser.parse(qtxt, fields, occur, a);
    assertEquals(expectedRes, q.toString());
  }
 public void testAnalyzerReturningNull() throws ParseException {
   String[] fields = new String[] {"f1", "f2", "f3"};
   MultiFieldQueryParser parser = new MultiFieldQueryParser(fields, new AnalyzerReturningNull());
   Query q = parser.parse("bla AND blo");
   assertEquals("+(f2:bla f3:bla) +(f2:blo f3:blo)", q.toString());
   // the following queries are not affected as their terms are not analyzed anyway:
   q = parser.parse("bla*");
   assertEquals("f1:bla* f2:bla* f3:bla*", q.toString());
   q = parser.parse("bla~");
   assertEquals("f1:bla~0.5 f2:bla~0.5 f3:bla~0.5", q.toString());
   q = parser.parse("[a TO c]");
   assertEquals("f1:[a TO c] f2:[a TO c] f3:[a TO c]", q.toString());
 }
  public void testStaticMethod3Old() throws ParseException {
    String[] queries = {"one", "two"};
    String[] fields = {"b", "t"};
    BooleanClause.Occur[] flags = {BooleanClause.Occur.MUST, BooleanClause.Occur.MUST_NOT};
    Query q = MultiFieldQueryParser.parse(queries, fields, flags, new StandardAnalyzer());
    assertEquals("+b:one -t:two", q.toString());

    try {
      BooleanClause.Occur[] flags2 = {BooleanClause.Occur.MUST};
      q = MultiFieldQueryParser.parse(queries, fields, flags2, new StandardAnalyzer());
      fail();
    } catch (IllegalArgumentException e) {
      // expected exception, array length differs
    }
  }
  public void testStopWordSearching() throws Exception {
    Analyzer analyzer = new StandardAnalyzer();
    Directory ramDir = new RAMDirectory();
    IndexWriter iw = new IndexWriter(ramDir, analyzer, true, IndexWriter.MaxFieldLength.LIMITED);
    Document doc = new Document();
    doc.add(new Field("body", "blah the footest blah", Field.Store.NO, Field.Index.ANALYZED));
    iw.addDocument(doc);
    iw.close();

    MultiFieldQueryParser mfqp = new MultiFieldQueryParser(new String[] {"body"}, analyzer);
    mfqp.setDefaultOperator(QueryParser.Operator.AND);
    Query q = mfqp.parse("the footest");
    IndexSearcher is = new IndexSearcher(ramDir);
    ScoreDoc[] hits = is.search(q, null, 1000).scoreDocs;
    assertEquals(1, hits.length);
    is.close();
  }
  public void testStaticMethod1() throws ParseException {
    String[] fields = {"b", "t"};
    String[] queries = {"one", "two"};
    Query q = MultiFieldQueryParser.parse(queries, fields, new StandardAnalyzer());
    assertEquals("b:one t:two", q.toString());

    String[] queries2 = {"+one", "+two"};
    q = MultiFieldQueryParser.parse(queries2, fields, new StandardAnalyzer());
    assertEquals("(+b:one) (+t:two)", q.toString());

    String[] queries3 = {"one", "+two"};
    q = MultiFieldQueryParser.parse(queries3, fields, new StandardAnalyzer());
    assertEquals("b:one (+t:two)", q.toString());

    String[] queries4 = {"one +more", "+two"};
    q = MultiFieldQueryParser.parse(queries4, fields, new StandardAnalyzer());
    assertEquals("(b:one +b:more) (+t:two)", q.toString());

    String[] queries5 = {"blah"};
    try {
      q = MultiFieldQueryParser.parse(queries5, fields, new StandardAnalyzer());
      fail();
    } catch (IllegalArgumentException e) {
      // expected exception, array length differs
    }

    // check also with stop words for this static form (qtxts[], fields[]).
    TestQueryParser.QPTestAnalyzer stopA = new TestQueryParser.QPTestAnalyzer();

    String[] queries6 = {"((+stop))", "+((stop))"};
    q = MultiFieldQueryParser.parse(queries6, fields, stopA);
    assertEquals("", q.toString());

    String[] queries7 = {"one ((+stop)) +more", "+((stop)) +two"};
    q = MultiFieldQueryParser.parse(queries7, fields, stopA);
    assertEquals("(b:one +b:more) (+t:two)", q.toString());
  }
  public void testSimple() throws Exception {
    String[] fields = {"b", "t"};
    MultiFieldQueryParser mfqp = new MultiFieldQueryParser(fields, new StandardAnalyzer());

    Query q = mfqp.parse("one");
    assertEquals("b:one t:one", q.toString());

    q = mfqp.parse("one two");
    assertEquals("(b:one t:one) (b:two t:two)", q.toString());

    q = mfqp.parse("+one +two");
    assertEquals("+(b:one t:one) +(b:two t:two)", q.toString());

    q = mfqp.parse("+one -two -three");
    assertEquals("+(b:one t:one) -(b:two t:two) -(b:three t:three)", q.toString());

    q = mfqp.parse("one^2 two");
    assertEquals("((b:one t:one)^2.0) (b:two t:two)", q.toString());

    q = mfqp.parse("one~ two");
    assertEquals("(b:one~0.5 t:one~0.5) (b:two t:two)", q.toString());

    q = mfqp.parse("one~0.8 two^2");
    assertEquals("(b:one~0.8 t:one~0.8) ((b:two t:two)^2.0)", q.toString());

    q = mfqp.parse("one* two*");
    assertEquals("(b:one* t:one*) (b:two* t:two*)", q.toString());

    q = mfqp.parse("[a TO c] two");
    assertEquals("(b:[a TO c] t:[a TO c]) (b:two t:two)", q.toString());

    q = mfqp.parse("w?ldcard");
    assertEquals("b:w?ldcard t:w?ldcard", q.toString());

    q = mfqp.parse("\"foo bar\"");
    assertEquals("b:\"foo bar\" t:\"foo bar\"", q.toString());

    q = mfqp.parse("\"aa bb cc\" \"dd ee\"");
    assertEquals("(b:\"aa bb cc\" t:\"aa bb cc\") (b:\"dd ee\" t:\"dd ee\")", q.toString());

    q = mfqp.parse("\"foo bar\"~4");
    assertEquals("b:\"foo bar\"~4 t:\"foo bar\"~4", q.toString());

    // LUCENE-1213: MultiFieldQueryParser was ignoring slop when phrase had a field.
    q = mfqp.parse("b:\"foo bar\"~4");
    assertEquals("b:\"foo bar\"~4", q.toString());

    // make sure that terms which have a field are not touched:
    q = mfqp.parse("one f:two");
    assertEquals("(b:one t:one) f:two", q.toString());

    // AND mode:
    mfqp.setDefaultOperator(QueryParser.AND_OPERATOR);
    q = mfqp.parse("one two");
    assertEquals("+(b:one t:one) +(b:two t:two)", q.toString());
    q = mfqp.parse("\"aa bb cc\" \"dd ee\"");
    assertEquals("+(b:\"aa bb cc\" t:\"aa bb cc\") +(b:\"dd ee\" t:\"dd ee\")", q.toString());
  }