add test for term searcher

search/search_term_test.go

@@ -0,0 +1,91 @@
+//  Copyright (c) 2013 Couchbase, Inc.
+//  Licensed 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 search
+
+import (
+	// "math"
+	// "reflect"
+	"testing"
+
+	// "github.com/couchbaselabs/bleve/index"
+	"github.com/couchbaselabs/bleve/document"
+	"github.com/couchbaselabs/bleve/index/mock"
+)
+
+func TestTermSearcher(t *testing.T) {
+
+	query := TermQuery{
+		Term:     "beer",
+		Field:    "desc",
+		BoostVal: 1.0,
+		Explain:  true,
+	}
+
+	i := mock.NewMockIndex()
+	i.Update(&document.Document{
+		ID: "a",
+		Fields: []*document.Field{
+			document.NewTextField("desc", []byte("beer")),
+		},
+	})
+	i.Update(&document.Document{
+		ID: "b",
+		Fields: []*document.Field{
+			document.NewTextField("desc", []byte("beer")),
+		},
+	})
+	i.Update(&document.Document{
+		ID: "c",
+		Fields: []*document.Field{
+			document.NewTextField("desc", []byte("beer")),
+		},
+	})
+
+	searcher, err := NewTermSearcher(i, &query)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if searcher.Count() != 3 {
+		t.Errorf("expected count of 3, got %d", searcher.Count())
+	}
+
+	docMatch, err := searcher.Next()
+	if err != nil {
+		t.Errorf("expected result, got %v", err)
+	}
+	if docMatch.ID != "a" {
+		t.Errorf("expected result ID to be 'a', got '%s", docMatch.ID)
+	}
+	docMatch, err = searcher.Advance("c")
+	if err != nil {
+		t.Errorf("expected result, got %v", err)
+	}
+	if docMatch.ID != "c" {
+		t.Errorf("expected result ID to be 'c' got '%s'", docMatch.ID)
+	}
+
+	// try advancing past end
+	docMatch, err = searcher.Advance("f")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if docMatch != nil {
+		t.Errorf("expected nil, got %v", docMatch)
+	}
+
+	// try pushing next past end
+	docMatch, err = searcher.Next()
+	if err != nil {
+		t.Fatal(err)
+	}
+	if docMatch != nil {
+		t.Errorf("expected nil, got %v", docMatch)
+	}
+}