build.xml

<project name="onebip-array" default="spec">
  <property name="project.name" value="${phing.project.name}" />
  <property name="spec.basedir" value="${project.basedir}/spec" />
  <property name="vendor.basedir" value="${project.basedir}/vendor" />

  <target name="spec" depends="prepare">
    <exec command="${vendor.basedir}/bin/phpunit --configuration ${project.basedir}/phpunit.xml"
          passthru="true"
          checkreturn="true"
    />
  </target>

  <target name="dds" depends="prepare,spec" />

  <target name="prepare" depends="composer-install" />

  <target name="composer-install">
      <exec
          command="composer install"
          dir="${project.basedir}"
          passthru="true"
          checkreturn="true"
      />
  </target>
</project>