NIFI-4929 Converted the majority of MongoDB unit tests to integration tests so they can be reliably run with 'mvn -Pintegration-tests integration-test'

Signed-off-by: Pierre Villard <pierre.villard.fr@gmail.com>

This closes #2508.

nifi-nar-bundles/nifi-mongodb-bundle/nifi-mongodb-processors/src/test/java/org/apache/nifi/processors/mongodb/DeleteMongoIT.java

@@ -23,14 +23,12 @@ import org.bson.Document;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Test;
 
 import java.util.HashMap;
 import java.util.Map;
 
-@Ignore("This is an integration test and should be marked Ignore until someone needs to run it.")
-public class DeleteMongoTest extends MongoWriteTestBase {
+public class DeleteMongoIT extends MongoWriteTestBase {
     @Before
     public void setup() {
         super.setup(DeleteMongo.class);

nifi-nar-bundles/nifi-mongodb-bundle/nifi-mongodb-processors/src/test/java/org/apache/nifi/processors/mongodb/GetMongoIT.java

@@ -34,7 +34,6 @@ import org.bson.Document;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Test;
 
 import java.text.SimpleDateFormat;
@@ -46,10 +45,9 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 
-@Ignore("Integration tests that cause failures in some environments. Require that they be run from Maven to run the embedded mongo maven plugin. Maven Plugin also fails in my CentOS 7 environment.")
-public class GetMongoTest {
+public class GetMongoIT {
     private static final String MONGO_URI = "mongodb://localhost";
-    private static final String DB_NAME = GetMongoTest.class.getSimpleName().toLowerCase();
+    private static final String DB_NAME = GetMongoIT.class.getSimpleName().toLowerCase();
     private static final String COLLECTION_NAME = "test";
 
     private static final List<Document> DOCUMENTS;

nifi-nar-bundles/nifi-mongodb-bundle/nifi-mongodb-processors/src/test/java/org/apache/nifi/processors/mongodb/PutMongoIT.java

@@ -27,7 +27,6 @@ import org.bson.types.ObjectId;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Test;
 
 import java.nio.charset.StandardCharsets;
@@ -38,8 +37,7 @@ import java.util.List;
 
 import static org.junit.Assert.assertEquals;
 
-@Ignore("Integration tests that cause failures in some environments. Require that they be run from Maven to run the embedded mongo maven plugin. Maven Plugin also fails in my CentOS 7 environment.")
-public class PutMongoTest extends MongoWriteTestBase {
+public class PutMongoIT extends MongoWriteTestBase {
     @Before
     public void setup() {
         super.setup(PutMongo.class);

nifi-nar-bundles/nifi-mongodb-bundle/nifi-mongodb-processors/src/test/java/org/apache/nifi/processors/mongodb/PutMongoRecordIT.java

@@ -33,7 +33,6 @@ import org.bson.Document;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Test;
 
 import java.nio.charset.StandardCharsets;
@@ -46,8 +45,7 @@ import java.util.List;
 
 import static org.junit.Assert.assertEquals;
 
-@Ignore("Integration tests that cause failures in some environments")
-public class PutMongoRecordTest extends MongoWriteTestBase {
+public class PutMongoRecordIT extends MongoWriteTestBase {
 
     private MockRecordParser recordReader;
 

nifi-nar-bundles/nifi-mongodb-bundle/nifi-mongodb-processors/src/test/java/org/apache/nifi/processors/mongodb/RunMongoAggregationIT.java

@@ -30,7 +30,6 @@ import org.bson.Document;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Test;
 
 import java.io.IOException;
@@ -39,8 +38,7 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
-@Ignore("This is an integration test that requires Mongo to be running.")
-public class RunMongoAggregationTest {
+public class RunMongoAggregationIT {
 
     private static final String MONGO_URI = "mongodb://localhost";
     private static final String DB_NAME   = String.format("agg_test-%s", Calendar.getInstance().getTimeInMillis());