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    1   /**
    2    * Copyright (c) 2002-2011 "Neo Technology,"
    3    * Network Engine for Objects in Lund AB [http://neotechnology.com]
    4    *
    5    * This file is part of Neo4j.
    6    *
    7    * Neo4j is free software: you can redistribute it and/or modify
    8    * it under the terms of the GNU General Public License as published by
    9    * the Free Software Foundation, either version 3 of the License, or
    10   * (at your option) any later version.
    11   *
    12   * This program is distributed in the hope that it will be useful,
    13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    15   * GNU General Public License for more details.
    16   *
    17   * You should have received a copy of the GNU General Public License
    18   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    19   */
    20  package org.neo4j.server.configuration;
    21
    22  import static org.hamcrest.Matchers.containsString;
    23  import static org.junit.Assert.assertEquals;
    24  import static org.junit.Assert.assertNotNull;
    25  import static org.junit.Assert.assertThat;
    26
    27  import java.io.File;
    28  import java.io.IOException;
    29
    30  import org.junit.Test;
    31  import org.neo4j.server.logging.InMemoryAppender;
    32
    33
    34  public class PropertyFileConfiguratorTest {
    35      @Test
    36      public void whenDatabaseTuningFilePresentInDefaultLocationShouldLoadItEvenIfNotSpecified() throws IOException {
    37          File emptyPropertyFile = PropertyFileBuilder.builder().build();
    38          DatabaseTuningPropertyFileBuilder.builder().inDirectory(emptyPropertyFile.getParentFile()).build();
    39
    40          PropertyFileConfigurator configurator = new PropertyFileConfigurator(emptyPropertyFile);
    41
    42          assertNotNull(configurator.getDatabaseTuningProperties().get("neostore.nodestore.db.mapped_memory"));
    43          assertEquals("25M", configurator.getDatabaseTuningProperties().get("neostore.nodestore.db.mapped_memory"));
    44      }
    45
    46      @Test
    47      public void whenDatabaseTuningFilePresentInDefaultLocationShouldNotLoadIfAnotherSpecified() throws IOException {
    48          int unlikelyDefaultMemoryMappedValue = 8351;
    49          File databaseTuningPropertyFileWeWantToUse = DatabaseTuningPropertyFileBuilder.builder().mappedMemory(unlikelyDefaultMemoryMappedValue).build();
    50          File emptyPropertyFile = PropertyFileBuilder.builder().withDbTuningPropertyFile(databaseTuningPropertyFileWeWantToUse).build();
    51          // The tuning properties we want to ignore, in the same dir as the neo server properties
    52          DatabaseTuningPropertyFileBuilder.builder().inDirectory(emptyPropertyFile.getParentFile()).build();
    53
    54          PropertyFileConfigurator configurator = new PropertyFileConfigurator(emptyPropertyFile);
    55
    56          assertNotNull(configurator.getDatabaseTuningProperties().get("neostore.nodestore.db.mapped_memory"));
    57          assertEquals(String.valueOf(unlikelyDefaultMemoryMappedValue) + "M", configurator.getDatabaseTuningProperties().get("neostore.nodestore.db.mapped_memory"));
    58      }
    59
    60      @Test
    61      public void shouldLogInfoWhenDefaultingToTuningPropertiesFileInTheSameDirectoryAsTheNeoServerPropertiesFile() throws IOException {
    62          File emptyPropertyFile = PropertyFileBuilder.builder().build();
    63          File tuningPropertiesFile = DatabaseTuningPropertyFileBuilder.builder().inDirectory(emptyPropertyFile.getParentFile()).build();
    64
    65          InMemoryAppender appender = new InMemoryAppender(PropertyFileConfigurator.log);
    66          PropertyFileConfigurator configurator = new PropertyFileConfigurator(emptyPropertyFile);
    67
    68          assertThat(appender.toString(), containsString(String.format("INFO - No database tuning file explicitly set, defaulting to [%s]",tuningPropertiesFile.getAbsolutePath())));
    69      }
    70  }