parquet-common/src/test/java/org/apache/parquet/TestPreconditions.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
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.parquet;

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

public class TestPreconditions {
  @Test
  public void testCheckArgument() {
    try {
      Preconditions.checkArgument(true, "Test message: %s %s", 12, null);
    } catch (IllegalArgumentException e) {
      Assert.fail("Should not throw exception when isValid is true");
    }

    try {
      Preconditions.checkArgument(false, "Test message: %s %s", 12, null);
      Assert.fail("Should throw exception when isValid is false");
    } catch (IllegalArgumentException e) {
      Assert.assertEquals("Should format message",
          "Test message: 12 null", e.getMessage());
    }
  }

  @Test
  public void testCheckState() {
    try {
      Preconditions.checkState(true, "Test message: %s %s", 12, null);
    } catch (IllegalStateException e) {
      Assert.fail("Should not throw exception when isValid is true");
    }

    try {
      Preconditions.checkState(false, "Test message: %s %s", 12, null);
      Assert.fail("Should throw exception when isValid is false");
    } catch (IllegalStateException e) {
      Assert.assertEquals("Should format message",
          "Test message: 12 null", e.getMessage());
    }
  }
}