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<project name="JSON Schema Test" default="test" basedir="."
  xmlns:artifact="antlib:org.apache.maven.artifact.ant">

  <description>JSON Schema Validation Test</description>

  <property name="build.dir" location="${basedir}/build" />
  <property name="json.dir" location="${basedir}/.." />
  <property name="gen.json.dir" location="${build.dir}/gen-json" />
  <property name="json.schema" location="${json.dir}/schema.json" />
  <property name="build.tools.dir" location="${build.dir}/tools"/>
  <property name="build.lib.dir" location="${build.dir}/lib"/>

  <!-- the root directory, where you unpack thrift distibution (e.g. thrift-0.x.x.tar.gz) -->
  <property name="thrift.dir" location="../../../" />
  <property name="thrift.test.dir" location="${thrift.dir}/test" />
  <property name="thrift.compiler" location="${thrift.dir}/compiler/cpp/thrift" />

  <!-- Get maven dependency versions from here -->
  <property file="${basedir}/build.properties" />

  <path id="test.classpath">
    <fileset dir="${build.lib.dir}">
      <include name="*.jar" />
    </fileset>
  </path>

  <target name="compiler.check">
    <fail>
      <condition>
        <not>
          <resourcecount count="1">
            <fileset id="fs" file="${thrift.compiler}"/>
          </resourcecount>
        </not>
      </condition>
      Thrift compiler is missing !
    </fail>
  </target>

  <target name="init" depends="compiler.check, mkdirs, mvn.init">
    <tstamp />
  </target>

  <target name="mkdirs">
    <mkdir dir="${build.dir}"/>
    <mkdir dir="${build.lib.dir}"/>
    <mkdir dir="${build.tools.dir}"/>
    <mkdir dir="${gen.json.dir}"/>
  </target>

  <target name="generate" depends="init">
    <exec executable="${thrift.compiler}" failonerror="true">
      <arg line="--gen json"/>
      <arg line="-out ${gen.json.dir}"/>
      <arg line="${thrift.test.dir}/ThriftTest.thrift"/>
    </exec>
    <exec executable="${thrift.compiler}" failonerror="true">
      <arg line="--gen json:merge"/>
      <arg line="-out ${gen.json.dir}"/>
      <arg line="${thrift.test.dir}/Include.thrift"/>
    </exec>
  </target>

  <target name="test" description="run schema validation"
          depends="validate-schema, validate-generated-json"/>

  <target name="validate-schema" depends="init">
    <java classname="com.github.fge.jsonschema.main.cli.Main"
          classpathref="test.classpath" failonerror="true">
      <arg value="--syntax"/>
      <arg value="${json.schema}"/>
    </java>
  </target>

  <target name="validate-generated-json" depends="init, generate">
    <validate-json file="${gen.json.dir}/ThriftTest.json"/>
    <validate-json file="${gen.json.dir}/Include.json"/>
  </target>

  <target name="clean">
    <delete dir="${build.dir}" />
    <delete dir="${gen.json.dir}" />
  </target>

  <target name="mvn.ant.tasks.download" depends="mkdirs,mvn.ant.tasks.check" unless="mvn.ant.tasks.found">
    <get src="${mvn.ant.task.url}/${mvn.ant.task.jar}" dest="${build.tools.dir}/${mvn.ant.task.jar}" usetimestamp="true"/>
  </target>

  <target name="mvn.ant.tasks.check">
    <condition property="mvn.ant.tasks.found">
      <typefound uri="antlib:org.apache.maven.artifact.ant" name="artifact"/>
    </condition>
  </target>

  <target name="mvn.init" depends="mvn.ant.tasks.download" unless="mvn.finished">
    <typedef uri="antlib:org.apache.maven.artifact.ant" classpath="${build.tools.dir}/${mvn.ant.task.jar}"/>

    <artifact:dependencies filesetId="test.dependency.jars">
      <dependency groupId="com.github.fge" artifactId="json-schema-validator" version="${json-schema-validator.version}"/>
    </artifact:dependencies>

    <!-- Copy the dependencies to the build/lib dir -->
    <copy todir="${build.lib.dir}">
      <fileset refid="test.dependency.jars"/>
      <mapper type="flatten"/>
    </copy>

    <property name="mvn.finished" value="true"/>
  </target>

  <macrodef name="validate-json">
    <attribute name="file" default=""/>
    <sequential>
      <java failonerror="true"
            fork="true"
            dir="${json.dir}"
            classname="com.github.fge.jsonschema.main.cli.Main"
            classpathref="test.classpath">
        <arg line="--fakeroot http://thrift.apache.org/"/>
        <arg value="${json.schema}"/>
        <arg value="@{file}"/>
      </java>
    </sequential>
  </macrodef>

</project>