TestFieldRegexUtil.java

/**
 * Copyright 2015 StreamSets Inc.
 *
 * Licensed under 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 com.streamsets.pipeline.lib.util;

import org.junit.Assert;
import org.junit.Test;

public class TestFieldRegexUtil {
  @Test
  public void testFieldRegexUtil(){
    Assert.assertTrue(FieldRegexUtil.hasWildCards("USA/*/CA"));
    Assert.assertTrue(FieldRegexUtil.hasWildCards("USA[*]/CA"));
    Assert.assertFalse(FieldRegexUtil.hasWildCards("USA[1]/CA"));
    Assert.assertFalse(FieldRegexUtil.hasWildCards("USA/CA"));
  }

  @Test
  public void testPatchUpFieldPathRegex() {
    //Array
    Assert.assertEquals("/array\\[0\\]", FieldRegexUtil.patchUpFieldPathRegex("/array[0]"));
    Assert.assertEquals("/array\\[(1)\\]", FieldRegexUtil.patchUpFieldPathRegex("/array[(1)]"));
    Assert.assertEquals("/array\\[\\d+\\]", FieldRegexUtil.patchUpFieldPathRegex("/array[*]"));
    Assert.assertEquals("/array\\[(\\d+)\\]", FieldRegexUtil.patchUpFieldPathRegex("/array[(*)]"));

    //Map
    Assert.assertEquals("/map/[^\\/\\[]+/field", FieldRegexUtil.patchUpFieldPathRegex("/map/*/field"));
    Assert.assertEquals("/map/([^\\/\\[]+)/field", FieldRegexUtil.patchUpFieldPathRegex("/map/(*)/field"));
  }
}