[OLINGO-175] V4 Entity create test

fit/src/main/java/org/apache/olingo/fit/utils/AbstractUtilities.java

@@ -511,6 +511,19 @@ public abstract class AbstractUtilities {
           }
         }
         sequence.put(entitySetName, Integer.valueOf(res));
+      } else if ("Orders".equals(entitySetName)) {
+        try {
+          final Map<String, InputStream> value =
+                  getPropertyValues(entity, Collections.<String>singletonList("OrderID"));
+          res = value.isEmpty() ? null : IOUtils.toString(value.values().iterator().next());
+        } catch (Exception e) {
+          if (sequence.containsKey(entitySetName)) {
+            res = String.valueOf(sequence.get(entitySetName) + 1);
+          } else {
+            throw new Exception(String.format("Unable to retrieve entity key value for %s", entitySetName));
+          }
+        }
+        sequence.put(entitySetName, Integer.valueOf(res));
       } else if ("Customer".equals(entitySetName)) {
         try {
           final Map<String, InputStream> value =

fit/src/main/java/org/apache/olingo/fit/utils/Commons.java

@@ -67,6 +67,7 @@ public abstract class Commons {
     sequence.put("Order", 1000);
     sequence.put("ComputerDetail", 1000);
     sequence.put("AllGeoTypesSet", 1000);
+    sequence.put("Orders", 1000);
 
     mediaContent.put("CustomerInfo", "CustomerinfoId");
     mediaContent.put("Car", "VIN");

lib/client-core/src/test/java/org/apache/olingo/client/core/it/v4/EntityCreateTestITCase.java

@@ -0,0 +1,84 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 org.apache.olingo.client.core.it.v4;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+import org.apache.olingo.client.api.communication.request.cud.ODataEntityCreateRequest;
+import org.apache.olingo.commons.api.domain.ODataCollectionValue;
+import org.apache.olingo.commons.api.domain.v4.ODataEntity;
+import org.apache.olingo.commons.api.domain.v4.ODataProperty;
+import org.apache.olingo.commons.api.domain.ODataValue;
+import org.apache.olingo.commons.api.edm.EdmPrimitiveTypeKind;
+import org.apache.olingo.commons.api.format.ODataPubFormat;
+import org.apache.olingo.commons.core.domain.v3.ODataCollectionValueImpl;
+import org.apache.olingo.commons.core.domain.v4.ODataEntityImpl;
+import org.junit.Test;
+
+public class EntityCreateTestITCase extends AbstractTestITCase {
+
+  private void createOrder(final ODataPubFormat format, final int id) {
+    final ODataEntity order = new ODataEntityImpl("Microsoft.Test.OData.Services.ODataWCFService.Order");
+
+    final ODataProperty orderId = getClient().getObjectFactory().newPrimitiveProperty("OrderID",
+            getClient().getObjectFactory().newPrimitiveValueBuilder().
+            setType(EdmPrimitiveTypeKind.Int32).setValue(id).build());
+    order.getProperties().add(orderId);
+
+    final ODataProperty orderDate = getClient().getObjectFactory().newPrimitiveProperty("OrderDate",
+            getClient().getObjectFactory().newPrimitiveValueBuilder().
+            setType(EdmPrimitiveTypeKind.DateTimeOffset).setText("2011-03-04T16:03:57Z").build());
+    order.getProperties().add(orderDate);
+
+    final ODataProperty shelfLife = getClient().getObjectFactory().newPrimitiveProperty("ShelfLife",
+            getClient().getObjectFactory().newPrimitiveValueBuilder().
+            setType(EdmPrimitiveTypeKind.Duration).setText("PT0.0000001S").build());
+    order.getProperties().add(shelfLife);
+
+    // TODO: this should be possible via getClient().getObjectFactory().newCollectionValue()
+    final ODataCollectionValue<ODataValue> orderShelfLifesValue =
+            new ODataCollectionValueImpl("Collection(Duration)");
+    orderShelfLifesValue.add(getClient().getObjectFactory().newPrimitiveValueBuilder().
+            setType(EdmPrimitiveTypeKind.Duration).setText("PT0.0000001S").build());
+    orderShelfLifesValue.add(getClient().getObjectFactory().newPrimitiveValueBuilder().
+            setType(EdmPrimitiveTypeKind.Duration).setText("PT0.0000002S").build());
+    final ODataProperty orderShelfLifes = getClient().getObjectFactory().newCollectionProperty("OrderShelfLifes",
+            orderShelfLifesValue);
+    order.getProperties().add(orderShelfLifes);
+
+    final ODataEntityCreateRequest<ODataEntity> req = getClient().getCUDRequestFactory().getEntityCreateRequest(
+            getClient().getURIBuilder(testStaticServiceRootURL).
+            appendEntitySetSegment("Orders").build(), order);
+    req.setFormat(format);
+    final ODataEntity created = req.execute().getBody();
+    assertNotNull(created);
+    assertEquals(2, created.getProperty("OrderShelfLifes").getCollectionValue().size());
+  }
+
+  @Test
+  public void atom() {
+    createOrder(ODataPubFormat.ATOM, 1000);
+  }
+
+  @Test
+  public void json() {
+    createOrder(ODataPubFormat.JSON, 1001);
+  }
+}