/*
 * 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.geode.internal;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import java.io.PrintWriter;
import java.io.StringWriter;

import org.junit.Test;


/**
 * This test prints out the version information obtained from the {@link GemFireVersion} class. It
 * provides a record of what version of GemFire (and the JDK) was used to run the unit tests.
 */
public class GemFireVersionJUnitTest {

  @Test
  public void testPrintInfo() {
    final String versionOutput = GemFireVersion.asString();
    System.out.println(versionOutput);

    assertTrue(versionOutput.contains(VersionDescription.PRODUCT_NAME));
    assertTrue(versionOutput.contains(VersionDescription.PRODUCT_VERSION));
    assertTrue(versionOutput.contains(VersionDescription.SOURCE_DATE));
    assertTrue(versionOutput.contains(VersionDescription.SOURCE_REVISION));
    assertTrue(versionOutput.contains(VersionDescription.SOURCE_REPOSITORY));
    assertTrue(versionOutput.contains(VersionDescription.BUILD_ID));
    assertTrue(versionOutput.contains(VersionDescription.BUILD_PLATFORM));
    assertTrue(versionOutput.contains(VersionDescription.BUILD_JAVA_VERSION));
  }

  @Test
  public void testNoFile() {
    String noFile = "not a property file";
    VersionDescription noVersion = new VersionDescription(noFile);

    StringWriter sw = new StringWriter();
    PrintWriter pw = new PrintWriter(sw);
    noVersion.print(pw);

    String noFileOutput = sw.toString();
    assertTrue(noFileOutput.contains(
        String.format("<Could not find resource org/apache/geode/internal/%s>",
            noFile)));
  }

  @Test
  public void testNoFileGetProperty() {
    String noFile = "not a property file";
    VersionDescription noVersion = new VersionDescription(noFile);

    String err =
        String.format("<Could not find resource org/apache/geode/internal/%s>",
            noFile);
    assertEquals(err, noVersion.getProperty(VersionDescription.PRODUCT_VERSION));
  }
}