libphonenumber/test/com/google/i18n/phonenumbers/SingleFileMetadataSourceImplTest.java


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/*
 * Copyright (C) 2015 The Libphonenumber Authors
 *
 * 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.
 */

package com.google.i18n.phonenumbers;

import junit.framework.TestCase;

/**
 * Unit tests for SingleFileMetadataSourceImpl.java.
 */
public class SingleFileMetadataSourceImplTest extends TestCase {
  public SingleFileMetadataSourceImplTest() {}

  public void testMissingMetadataFileThrowsRuntimeException() {
    SingleFileMetadataSourceImpl singleFileMetadataSource = new SingleFileMetadataSourceImpl(
        "no/such/file", PhoneNumberUtil.DEFAULT_METADATA_LOADER);
    // In normal usage we should never get a state where we are asking to load metadata that doesn't
    // exist. However if the library is packaged incorrectly in the jar, this could happen and the
    // best we can do is make sure the exception has the file name in it.
    try {
      singleFileMetadataSource.loadMetadataFromFile();
      fail("expected exception");
    } catch (RuntimeException e) {
      assertTrue("Unexpected error: " + e, e.getMessage().contains("no/such/file"));
    }
  }
}