build.xml

<project name="ol3-viewer" default="prepare-css-prod">
    <description>
        #################################################
        ####                  IVIEWER                ####
        #################################################
    </description>

    <property name="node_modules" value="${basedir}/node_modules" />
    <property name="karma" value="${node_modules}/.bin/karma" />
    <property name="clean-css" value="${node_modules}/.bin/cleancss" />

    <property name="build.dir" value="${basedir}/build" />
    <property name="test.build.dir" value="${basedir}/test/build" />

    <property name="dist.css" value="${build.dir}/css" />
    <property name="plugin.name" value="ol-viewer.js" />
    <property name="test.name" value="${test.build.dir}/${plugin.name}" />

    <target name="clean-css-dir">
        <delete dir="${dist.css}" />
        <mkdir dir="${dist.css}" />
    </target>

    <target name="copy-images">
        <copy todir="${dist.css}/images">
            <fileset dir="${basedir}/css/images"/>
        </copy>
    </target>

    <target name="prepare-css-prod"
            depends="clean-css-dir, copy-images"
            description="prepares css for production">
        <echo>Combine and minify css...</echo>
        <exec dir="${basedir}" executable="npm">
            <arg line="install clean-css-cli"/>
        </exec>
        <exec dir="${basedir}" executable="${clean-css}">
            <arg value="-O1"/>
            <arg value="specialComments:0"/>
            <arg value="--skip-rebase"/>
            <arg value="-o"></arg>
            <arg value="${dist.css}/all.min.css"/>
            <arg value="${node_modules}/jquery-ui/themes/base/theme.css"/>
            <arg value="${node_modules}/jquery-ui/themes/base/spinner.css"/>
            <arg value="${node_modules}/jquery-ui/themes/base/slider.css"/>
            <arg value="${node_modules}/bootstrap/dist/css/bootstrap.min.css"/>
            <arg value="${node_modules}/spectrum-colorpicker/spectrum.css"/>
            <arg value="${basedir}/css/ol3-viewer.css"/>
            <arg value="${basedir}/css/app.css"/>
        </exec>
    </target>

    <target name="prepare-css-debug"
            depends="clean-css-dir, copy-images"
            description="prepares css for debug">
        <echo>Combine css...</echo>
        <concat destfile="${dist.css}/all.min.css" overwrite="true">
            <fileset file="${node_modules}/jquery-ui/themes/base/theme.css"/>
            <fileset file="${node_modules}/jquery-ui/themes/base/spinner.css"/>
            <fileset file="${node_modules}/jquery-ui/themes/base/slider.css"/>
            <fileset file="${node_modules}/bootstrap/dist/css/bootstrap.min.css"/>
            <fileset file="${node_modules}/spectrum-colorpicker/spectrum.css"/>
            <fileset file="${basedir}/css/ol3-viewer.css"/>
            <fileset file="${basedir}/css/app.css"/>
        </concat>
    </target>

    <target name="unit-tests">
        <echo>Fetching test libraries ....</echo>
        <exec dir="${basedir}" executable="npm">
            <arg value="install"/>
            <arg value="webpack"/>
            <arg value="babel-loader"/>
            <arg value="karma"/>
            <arg value="karma-chrome-launcher"/>
            <arg value="karma-mocha"/>
            <arg value="karma-chai"/>
            <arg value="karma-webpack"/>
            <arg value="mocha"/>
            <arg value="chai"/>
            <arg value="babel-core@6.26.0"/>
            <arg value="karma-spec-reporter"/>
            <arg value="ol@5.3.0"/>
        </exec>
        <echo>Running Test Suite ....</echo>
        <exec dir="${basedir}" resultproperty="result" executable="${karma}" >
            <arg value="start"/>
            <arg value="--single-run"/>
            <arg value="--browsers ChromeHeadless"/>
            <arg value="karma.conf.js"/>
        </exec>
        <fail status="${result}">
            <condition>
                <not>
                    <equals arg1="${result}" arg2="0"/>
                </not>
            </condition>
        </fail>
    </target>
</project>