Add newly introduced ExecutionResultAssert example

src/main/java/org/assertj/examples/data/neo4j/DragonBallGraph.java

@@ -14,6 +14,7 @@ package org.assertj.examples.data.neo4j;
 
 import com.google.common.io.CharStreams;
 import org.neo4j.cypher.javacompat.ExecutionEngine;
+import org.neo4j.cypher.javacompat.ExecutionResult;
 import org.neo4j.graphdb.*;
 
 import java.io.IOException;
@@ -50,14 +51,8 @@ public class DragonBallGraph {
     }
 
     public Iterable<Node> disciplesOf(String masterName) {
-        Map<String,Object> parameters = newHashMap();
-        parameters.put("name", masterName);
         try (Transaction transaction = graphDB.beginTx();
-            ResourceIterator<Node> nodes = cypherEngine.execute(
+            ResourceIterator<Node> nodes = discipleRowsOf(masterName).columnAs("disciples")) {
-                "MATCH (disciples:CHARACTER)-[:HAS_TRAINED_WITH]->(:MASTER {name: {name}}) " +
-                "RETURN disciples",
-                parameters
-            ).columnAs("disciples")) {
 
             Collection<Node> disciples = new LinkedList<>();
             while (nodes.hasNext()) {
@@ -68,7 +63,18 @@ public class DragonBallGraph {
         }
     }
 
-    public Iterable<Relationship> fusions() {
+  public ExecutionResult discipleRowsOf(String masterName) {
+    Map<String, Object> parameters = newHashMap();
+    parameters.put("name", masterName);
+
+    return cypherEngine.execute(
+        "MATCH (disciples:CHARACTER)-[:HAS_TRAINED_WITH]->(:MASTER {name: {name}}) " +
+        "RETURN disciples",
+        parameters
+    );
+  }
+
+  public Iterable<Relationship> fusions() {
         try (Transaction transaction = graphDB.beginTx();
              ResourceIterator<Relationship> relationships = cypherEngine.execute(
                  "MATCH (:CHARACTER)-[fusions:IN_FUSION_WITH]-(:CHARACTER) RETURN fusions"
@@ -129,8 +135,8 @@ public class DragonBallGraph {
         parameters.put("name", characterName);
         try (Transaction transaction = graphDB.beginTx();
             ResourceIterator<Relationship> relationships = cypherEngine.execute(
-                "MATCH (:CHARACTER {name: {name}})-[training:HAS_TRAINED_WITH]->(:MASTER) RETURN training",
+              "MATCH (:CHARACTER {name: {name}})-[training:HAS_TRAINED_WITH]->(:MASTER) RETURN training",
-                parameters
+              parameters
             ).columnAs("training")) {
 
             LinkedList<Relationship> trainings = new LinkedList<>();

src/test/java/org/assertj/examples/neo4j/ExecutionResultAssertionExamples.java

@@ -0,0 +1,36 @@
+/**
+ * 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.
+ *
+ * Copyright 2012-2014 the original author or authors.
+ */
+package org.assertj.examples.neo4j;
+
+import org.junit.Test;
+import org.neo4j.cypher.javacompat.ExecutionResult;
+import org.neo4j.graphdb.Transaction;
+
+import static org.assertj.neo4j.api.Assertions.assertThat;
+
+public class ExecutionResultAssertionExamples extends Neo4jAssertionExamples {
+
+    @Test
+    public void execution_result_assertion_examples() {
+        try (Transaction tx = graphDB.beginTx()) {
+            // as in NodeAssertionExamples, let us find disciples of Master Roshi
+            // this time, however, the raw results will be returned
+            ExecutionResult result = dragonBallGraph.discipleRowsOf("Master Roshi");
+
+            // this is NOT an assertj-core assertion ;-)
+            assertThat(result).hasSize(3);
+
+            tx.close();
+        }
+    }
+}