src/tests/antunit/taskdefs/propertyfile-test.xml

<?xml version="1.0" encoding="UTF-8"?>
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   this work for additional information regarding copyright ownership.
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<project default="antunit" xmlns:au="antlib:org.apache.ant.antunit">

    <import file="../antunit-base.xml" />

    <target name="-fileResourceSetup">
      <mkdir dir="${output}"/>
    </target>

    <target name="testInternationalText" depends="-fileResourceSetup"
        description="https://issues.apache.org/bugzilla/show_bug.cgi?id=50515">
        <property name="line1" value="萬 利 食 品 批 發 公 司" />
        <property name="line2" value="TEL: (123)123-1234" />
        <propertyfile file="${output}/test.properties">
            <entry key="line1" value="${line1}" />
            <entry key="line2" value="${line2}" />
        </propertyfile>
        <loadproperties prefix="rereading" srcfile="${output}/test.properties"/>
        <au:assertTrue message="${line2}">
            <equals arg1="${line2}" arg2="${rereading.line2}" />
        </au:assertTrue>
        <au:assertTrue message="${line1}">
            <equals arg1="${line1}" arg2="${rereading.line1}" />
        </au:assertTrue>

    </target>

</project>