CsvDefaultConfigurationFromResourceTest.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
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
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package org.apache.metamodel.spring;

import static org.junit.Assert.assertEquals;

import java.util.Arrays;

import org.apache.metamodel.DataContext;
import org.apache.metamodel.csv.CsvDataContext;
import org.apache.metamodel.util.Resource;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("classpath:examples/csv-using-spring-resource.xml")
public class CsvDefaultConfigurationFromResourceTest {

    @Autowired
    private DataContext dataContext;

    @Test
    public void testReadDataContext() {
        assertEquals(CsvDataContext.class, dataContext.getClass());

        CsvDataContext csv = (CsvDataContext) dataContext;
        Resource resource = csv.getResource();

        assertEquals(SpringResource.class, resource.getClass());

        SpringResource springResource = (SpringResource) resource;
        Assert.assertTrue(springResource.isExists());

        assertEquals("example.csv", resource.getName());

        assertEquals("[foo, bar]", Arrays.toString(csv.getDefaultSchema().getTable(0).getColumnNames()));
    }
}