Adding upstream version 2.5.1.

Signed-off-by: Daniel Baumann <daniel@debian.org>

index/scorch/event_test.go

@@ -0,0 +1,79 @@
+//  Copyright (c) 2018 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 scorch
+
+import (
+	"testing"
+
+	"github.com/blevesearch/bleve/v2/document"
+	index "github.com/blevesearch/bleve_index_api"
+)
+
+func TestEventBatchIntroductionStart(t *testing.T) {
+	testConfig := CreateConfig("TestEventBatchIntroductionStart")
+	err := InitTest(testConfig)
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer func() {
+		err := DestroyTest(testConfig)
+		if err != nil {
+			t.Fatal(err)
+		}
+	}()
+
+	var count int
+	RegistryEventCallbacks["test"] = func(e Event) bool {
+		if e.Kind == EventKindBatchIntroductionStart {
+			count++
+		}
+		return true
+	}
+
+	ourConfig := make(map[string]interface{}, len(testConfig))
+	for k, v := range testConfig {
+		ourConfig[k] = v
+	}
+	ourConfig["eventCallbackName"] = "test"
+
+	analysisQueue := index.NewAnalysisQueue(1)
+	idx, err := NewScorch(Name, ourConfig, analysisQueue)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	err = idx.Open()
+	if err != nil {
+		t.Fatalf("error opening index: %v", err)
+	}
+
+	doc := document.NewDocument("1")
+	doc.AddField(document.NewTextField("name", []uint64{}, []byte("test")))
+	err = idx.Update(doc)
+	if err != nil {
+		t.Errorf("Error updating index: %v", err)
+	}
+
+	defer func() {
+		err := idx.Close()
+		if err != nil {
+			t.Fatal(err)
+		}
+	}()
+
+	if count != 1 {
+		t.Fatalf("expected to see 1 batch introduction event event, saw %d", count)
+	}
+}