<?xml version="1.0" encoding="utf-8"?>
<!--
   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.
-->
<project name="symlink-test"
    default="antunit" xmlns:au="antlib:org.apache.ant.antunit">
  <import file="../../../antunit-base.xml"/>

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

  <target name="tearDown" depends="antunit-base.tearDown"
          if="chmod.tmp">
    <chmod dir="${chmod.tmp}" perm="755"/>
    <delete dir="${chmod.tmp}"/>
  </target>

  <target name="os">

    <mkdir dir="${output}" />
    <condition property="unix">
      <os family="unix" />
    </condition>
    <property name="file_ref"
      location="${output}/file"/>
    <property name="hanging_ref"
        location="${output}/hanging_ref"/>
  </target>

  <target name="init" depends="os" if="unix">
    <touch file="${file_ref}" />
  </target>

  <target name="testCreateDouble" depends="init" if="unix">
    <symlink overwrite="true" link="${output}/link"
        resource="${file_ref}"/>
    <symlink overwrite="true" link="${output}/link"
        resource="${file_ref}"/>
  </target>


  <target name="testCreateDoubleHanging" depends="init" if="unix">
    <symlink overwrite="true" link="${output}/link2"
        resource="${hanging_ref}"/>
    <symlink overwrite="true" link="${output}/link2"
        resource="${hanging_ref}"/>
  </target>

  <target name="testCreateOverFile" depends="init" if="unix">
    <touch file="${output}/link3" />
    <symlink overwrite="true" link="${output}/link3"
        resource="${file_ref}"/>
  </target>

  <target name="testDeleteOfBrokenLink" depends="init" if="unix">
    <symlink link="${output}/link" resource="${file_ref}"/>
    <delete file="${file_ref}"/>
    <symlink link="${output}/link" action="delete"/>
    <au:assertFileDoesntExist file="${output}/link"/>
  </target>

  <target name="testDeleteLinkToParent" depends="init" if="unix">
    <symlink link="${output}/link" resource="${output}"/>
    <symlink link="${output}/link" action="delete"/>
    <au:assertFileDoesntExist file="${output}/link"/>
  </target>

  <target name="testDeleteWithNoPermissionToRenameTarget"
          depends="init" if="unix">
    <!-- must be outside of ${output} or "base" tearDown will fail -->
    <property name="chmod.tmp" location="${output}/../ant-symlink-test"/>
    <mkdir dir="${chmod.tmp}/A"/>
    <chmod perm="555" dir="${chmod.tmp}"/>
    <symlink link="${output}/link" resource="${chmod.tmp}/A"/>
    <symlink link="${output}/link" action="delete"/>
    <au:assertFileDoesntExist file="${output}/link"/>
  </target>

  <target name="testDeleteLinkInSameDirAsBuildFile" depends="setUp" if="isUnix"
          description="https://issues.apache.org/bugzilla/show_bug.cgi?id=49137">
    <mkdir dir="${output}/Templates"/>
    <mkdir dir="${output}/project1"/>
    <symlink action="single" link="${output}/project1/Templates"
             resource="../Templates"/>
    <echo file="${output}/project1/build.xml"><![CDATA[
<project name="project1" default="build" basedir=".">
    <target name="build">
        <symlink action="delete" link="Templates"/>
    </target>
</project>]]></echo>
    <ant antfile="${output}/project1/build.xml"/>
  </target>
</project>
