antliscence/src/tests/antunit/core/dirscanner-symlinks-test.xml

<?xml version="1.0"?>
<!--
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  contributor license agreements.  See the NOTICE file distributed with
  this work for additional information regarding copyright ownership.
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  (the "License"); you may not use this file except in compliance with
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      http://www.apache.org/licenses/LICENSE-2.0

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  distributed under the License is distributed on an "AS IS" BASIS,
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<project xmlns:au="antlib:org.apache.ant.antunit" default="antunit">

  <import file="../antunit-base.xml"/>

  <target name="setUp">
    <property name="base" location="${input}/base"/>
    <mkdir dir="${base}"/>
  </target>

  <target name="checkOs">
    <condition property="unix"><os family="unix"/></condition>
  </target>

  <macrodef name="assertDirIsEmpty">
    <attribute name="dir" default="${output}"/>
    <sequential>
      <local name="resources"/>
      <resourcecount property="resources">
        <fileset dir="@{dir}"/>
      </resourcecount>
      <au:assertEquals expected="0" actual="${resources}"/>
    </sequential>
  </macrodef>

  <target name="testSymlinkToSiblingFollow"
          depends="checkOs, setUp, -sibling"
          if="unix">
    <copy todir="${output}">
      <fileset dir="${base}" followsymlinks="true"/>
    </copy>
    <au:assertFileExists file="${output}/B/file.txt"/>
  </target>

  <target name="testSymlinkToSiblingNoFollow"
          depends="checkOs, setUp, -sibling"
          if="unix">
    <copy todir="${output}">
      <fileset dir="${base}" followsymlinks="false"/>
    </copy>
    <au:assertFileDoesntExist file="${output}/B/file.txt"/>
  </target>

  <target name="testBasedirIsSymlinkFollow"
          depends="checkOs, setUp, -basedir-as-symlink"
          if="unix">
    <copy todir="${output}">
      <fileset dir="${base}" followsymlinks="true"/>
    </copy>
    <au:assertFileExists file="${output}/file.txt"/>
  </target>

  <target name="testBasedirIsSymlinkNoFollow"
          depends="checkOs, setUp, -basedir-as-symlink"
          if="unix">
    <copy todir="${output}">
      <fileset dir="${base}" followsymlinks="false"/>
    </copy>
    <au:assertFileDoesntExist file="${output}/file.txt"/>
  </target>

  <target name="INFINITEtestLinkToParentFollow"
          depends="checkOs, setUp, -link-to-parent"
          if="unix">
    <copy todir="${output}">
      <fileset dir="${base}" followsymlinks="true"/>
    </copy>
    <symlink action="delete" link="${base}/A"/>
    <au:assertFileExists file="${output}/A/B/file.txt"/>
  </target>

  <target name="testLinkToParentFollowWithInclude"
          depends="checkOs, setUp, -link-to-parent"
          if="unix">
    <copy todir="${output}">
      <fileset dir="${base}" followsymlinks="true">
        <include name="A/B/*"/>
      </fileset>
    </copy>
    <symlink action="delete" link="${base}/A"/>
    <au:assertFileExists file="${output}/A/B/file.txt"/>
  </target>

  <!-- supposed to fail? -->
  <target name="testLinkToParentFollowWithIncludeMultiFollow"
          depends="checkOs, setUp, -link-to-parent"
          if="unix">
    <copy todir="${output}">
      <fileset dir="${base}" followsymlinks="true">
        <include name="A/base/A/B/*"/>
      </fileset>
    </copy>
    <symlink action="delete" link="${base}/A"/>
    <au:assertFileExists file="${output}/A/base/A/B/file.txt"/>
  </target>

  <target name="testLinkToParentNoFollow"
          depends="checkOs, setUp, -link-to-parent"
          if="unix">
    <copy todir="${output}">
      <fileset dir="${base}" followsymlinks="false"/>
    </copy>
    <symlink action="delete" link="${base}/A"/>
    <au:assertFileDoesntExist file="${output}/A/B/file.txt"/>
  </target>

  <target name="INFINITE testSillyLoopFollow"
          depends="checkOs, setUp, -silly-loop"
          if="unix">
    <copy todir="${output}">
      <fileset dir="${base}" followsymlinks="true"/>
    </copy>
    <symlink action="delete" link="${base}"/>
    <assertDirIsEmpty/>
  </target>

  <target name="testSillyLoopNoFollow"
          depends="checkOs, setUp, -silly-loop"
          if="unix">
    <copy todir="${output}">
      <fileset dir="${base}" followsymlinks="false"/>
    </copy>
    <symlink action="delete" link="${base}"/>
    <au:assertFileDoesntExist file="${output}"/>
  </target>

  <target name="-sibling" if="unix">
    <mkdir dir="${base}/A"/>
    <touch file="${base}/A/file.txt"/>
    <symlink link="${base}/B" resource="${base}/A"/>
  </target>

  <target name="-basedir-as-symlink" if="unix">
    <delete dir="${base}"/>
    <mkdir dir="${input}/realdir"/>
    <touch file="${input}/realdir/file.txt"/>
    <symlink link="${base}" resource="${input}/realdir"/>
  </target>    

  <target name="-link-to-parent" if="unix">
    <mkdir dir="${input}/B"/>
    <touch file="${input}/B/file.txt"/>
    <symlink link="${base}/A" resource="${input}"/>
  </target>

  <target name="-silly-loop" if="unix">
    <delete dir="${base}"/>
    <symlink link="${base}" resource="${input}"/>
  </target>
</project>