fit/src/test/java/org/apache/olingo/fit/base/FilterFactoryTestITCase.java

/*
 * 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
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 * KIND, either express or implied. See the License for the
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package org.apache.olingo.fit.base;

import static org.junit.Assert.assertEquals;

import org.apache.olingo.client.api.communication.request.retrieve.ODataEntitySetRequest;
import org.apache.olingo.client.api.domain.ClientEntity;
import org.apache.olingo.client.api.domain.ClientEntitySet;
import org.apache.olingo.client.api.uri.FilterArgFactory;
import org.apache.olingo.client.api.uri.FilterFactory;
import org.apache.olingo.client.api.uri.URIBuilder;
import org.apache.olingo.client.api.uri.URIFilter;
import org.apache.olingo.commons.api.format.ContentType;
import org.junit.Test;

public class FilterFactoryTestITCase extends AbstractTestITCase {

  private FilterFactory getFilterFactory() {
    return getClient().getFilterFactory();
  }

  private FilterArgFactory getFilterArgFactory() {
    return getFilterFactory().getArgFactory();
  }

  @Test
  public void crossjoin() {
    final URIFilter filter = getFilterFactory().eq(
        getFilterArgFactory().property("Orders/OrderID"), getFilterArgFactory().property("Customers/Order"));

    final URIBuilder uriBuilder =
        client.newURIBuilder(testStaticServiceRootURL).appendCrossjoinSegment("Customers", "Orders").filter(filter);

    final ODataEntitySetRequest<ClientEntitySet> req =
        client.getRetrieveRequestFactory().getEntitySetRequest(uriBuilder.build());
    req.setFormat(ContentType.JSON_FULL_METADATA);

    final ClientEntitySet feed = req.execute().getBody();
    assertEquals(3, feed.getEntities().size());

    for (ClientEntity entity : feed.getEntities()) {
      assertEquals(2, entity.getNavigationLinks().size());
    }
  }
}