src/test/core-site.xml

<?xml version="1.0"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>

<!-- Values used when running unit tests.  This is mostly empty, to -->
<!-- use of the default values, overriding the potentially -->
<!-- user-editted core-site.xml in the conf/ directory.  -->

<configuration>


<property>
  <name>hadoop.tmp.dir</name>
  <value>build/test</value>
  <description>A base for other temporary directories.</description>
  <final>true</final>
</property>

<property>
  <name>test.fs.s3.name</name>
  <value>s3:///</value>
  <description>The name of the s3 file system for testing.</description>
</property>

<property>
  <name>fs.s3.block.size</name>
  <value>128</value>
  <description>Size of a block in bytes.</description>
</property>

<property>
  <name>fs.ftp.user.localhost</name>
  <value>user</value>
  <description>The username for connecting to FTP server running on localhost. 
  This is required by FTPFileSystem</description>
</property>

<property>
  <name>fs.ftp.password.localhost</name>
  <value>password</value>
  <description>The password for connecting to FTP server running on localhost.
   This is required by FTPFileSystem</description>
</property>

<property>
  <name>test.fs.s3n.name</name>
  <value>s3n:///</value>
  <description>The name of the s3n file system for testing.</description>
</property>

<!-- Turn security off for tests by default -->
<property>
  <name>hadoop.security.authentication</name>
  <value>simple</value>
</property>

</configuration>