Ant xml example(AIRAntJUnitTestClover) for FLEX/AS3 code j-unit test with colver reporting.

AIRAntJUnitTestClover

<?xml version="1.0"?>
<project name="AIRAntUnitTest" default="build">

	<!-- TODO Change to your Flex SDK directory -->
	<property name="flex.sdk.dir" value="C:\Software\FLEX\sdks\4.6.0" />
	
	<property name="lib.dir" value="${basedir}/libs" />
	<property name="src.dir" value="${basedir}/src" />
	
	<!-- ATTENTION: Since we remove the reports directory during the clean target it get's
		deleted so DO NOT specifiy any directory which you do not want to be deleted!!! -->
	<property name="output.loc" location="${basedir}/target" />
	<property name="bin.loc" location="${output.loc}/unittest/bin" />
	<property name="report.loc" location="${output.loc}/unittest/report" />
	<property name="dist.loc" location="${output.loc}/unittest/dist" />
	<property name="reports.dir" value="${output.loc}/unittest/report" />
	
	<property name="APP_NAME" value="AIRAntUnitTest"/>
	<property name="FLEX_HOME" value="${flex.sdk.dir}" />
	<taskdef resource="flexTasks.tasks" classpath="${FLEX_HOME}/ant/lib/flexTasks.jar" />
	<!-- Adding Clover task definitions -->
	<property name="clover.lib.dir" location="${lib.dir}/clover"/>
	<property name="clover.jar" location="${lib.dir}/clover/clover.jar"/>
	<property name="clover.license" location="${lib.dir}/clover/clover.license"/>
	<property name="clover.db.file" location="${output.loc}/clover/clover3_2_0.db"/>
	<taskdef resource="cloverlib.xml" classpath="${clover.jar}"/>
	<property name="clover.reports.dir" value="${output.loc}/clover/report" />
	<property name="clover.tmp.dir" location="${output.loc}/clover/tmp"/>
	<property name="clover.classes.dir" location="${output.loc}/clover/classes"/>
		
	<!-- Define ADL (AIR Debug Launcher) cross platform -->
	<condition property="ADL" value="${FLEX_HOME}/bin/adl.exe">
		<os family="windows"/>
	</condition>
	<property name="ADL" location="${FLEX_HOME}/bin/adl" />
	
	<property name="AIR_OUTPUT" value="bin-release"/>
	<property name="APP_DESCRIPTOR" value="${AIR_OUTPUT}/${APP_NAME}-app.xml"/>

	<target name="build" depends="clean, compile, run-tests, generate-reports,clover.report" />
		
	<target name="clean">
		<delete dir="${AIR_OUTPUT}" />
		<delete dir="${reports.dir}" />
		<!-- Adding <clover-clean> to the Clean Target -->
		<clover-clean/>
	</target>
	
	<target name="compile">
		<mxmlc file="${basedir}/src/${APP_NAME}.mxml"
			locale="en_US"
			debug="true"
			configname="air"
			output="${AIR_OUTPUT}/${APP_NAME}.swf"
			actionscript-file-encoding="UTF-8">
			
			<source-path path-element="${basedir}/src" />

			<!-- Core Flex Libraries -->
			<compiler.library-path dir="${FLEX_HOME}/frameworks" append="true">
				<include name="libs" />
			</compiler.library-path>
			<compiler.library-path dir="${FLEX_HOME}/frameworks/locale" append="true">
				<include name="en_US" />
			</compiler.library-path>
			
			<!-- Local Libraries (FlexUnit.swc) -->
			<compiler.library-path dir="${basedir}" append="true">
				<include name="libs" />
				<include name="libs/junit" />
			</compiler.library-path>
		</mxmlc>
	</target>
	
	<target name="run-tests">
		<delete dir="${reports.dir}" />
		<mkdir dir="${reports.dir}"/>
		
		<echo>Test descriptor ${APP_DESCRIPTOR} with ADL ${ADL} and content ${APP_NAME}.swf</echo>
		
		<!-- If you have a FlexBuilder generated application descriptior you have
			to replace the token below manually to set the right APPLICATION.swf -->
		<copy file="${basedir}/src/${APP_NAME}-app.xml" todir="${basedir}/${AIR_OUTPUT}" overwrite="true" />
		<replace file="${APP_DESCRIPTOR}" 
			     token="[This value will be overwritten by Flex Builder in the output app.xml]" 
			     value="${APP_NAME}.swf" />
		<!-- Run the tests -->
		<exec executable="${ADL}" failonerror="false">
			<arg line="${APP_DESCRIPTOR}"/>
			<arg line="-- '${reports.dir}'"/>
		</exec>
	</target>
	
	<target name="generate-reports">
		<echo>Generate reports to ${reports.dir}</echo>
		<junitreport todir="${reports.dir}">
			<fileset dir="${reports.dir}">
				<include name="*_TEST-*.xml"/>
			</fileset>
			<report format="frames" todir="${reports.dir}/html"/>
		</junitreport>
	</target>
	<!-- Adding Clover target -->
	<target name="with.clover">
		<delete file="${clover.db.file}"/>
		<clover-instr initstring="${clover.db.file}" srcdir="${src.dir}" destdir="${clover.tmp.dir}"></clover-instr>
		<clover-setup initString="${clover.db.file}" preserve="true"/>
	</target>
	<!-- Adding Clover compliler if needed -->
	<target name="clover.compile" depends="with.clover">
        <javac 
			srcdir="${clover.tmp.dir}"  
            destdir="${clover.classes.dir}" 
            encoding="UTF-8" 
            includeantruntime="true" 
            failonerror="true" 
            verbose="false" 
            compiler="modern"
            fork="true"
            target="1.7"
            nowarn="true">
            <classpath refid="build.lib"/>
        </javac>
    </target>
	<!-- Adding Clover to the build classpath -->
	<path id="build.classpath">
		<pathelement path="${clover.jar}"/>
	</path>
	<!-- Adding a Clover report target -->
	<target name="clover.report" depends="clover.compile">
		<clover-html-report outdir="${clover.reports.dir}" testresultsdir="${reports.dir}/html" title="Clover Report"/>
	</target>
</project>