build.xml

<?xml version="1.0" encoding="UTF-8"?>
<project name="junit-dataprovider" basedir=".">

    <!-- Folders and files -->
    <property name="src.dir" location="${basedir}/src" />
    <property name="src.main.java.dir" location="${src.dir}/main/java" />
    <property name="src.test.java.dir" location="${src.dir}/test/java" />

    <property name="libs.dir" location="${user.home}/.gradle/caches/modules-2/" />

    <property name="build.dir" location="${basedir}/build" />
    <property name="build.classes.dir" location="${build.dir}/classes" />
    <property name="build.classes.main.dir" location="${build.classes.dir}/main" />
    <property name="build.classes.test.dir" location="${build.classes.dir}/test" />

    <property name="test.reports.dir" location="${build.dir}/reports/ant-tests" />

    <!-- Libraries -->
    <fileset id="libs.fileset" dir="${libs.dir}">
        <include name="**/assertj-*.jar" />
        <include name="**/asm-*.jar" />
        <include name="**/groovy-*.jar" />
        <include name="**/hamcrest-*.jar" />
        <include name="**/junit-*.jar" />
    </fileset>

    <!-- Targets -->
    <target name="init" />

    <target name="check-libs.fileset-is-not-empty">
        <pathconvert refid="libs.fileset" property="libs.fileset.notempty" setonempty="false" />
        <fail unless="libs.fileset.notempty">
            Run './gradlew build' first due to missing Gradle libraries in ${libs.dir}!
        </fail>

        <available file="${build.classes.dir}" property="build.classes.dir.exists" />
        <fail unless="build.classes.dir.exists">
            Run './gradlew build' first due to missing class files in ${build.classes.dir}.
        </fail>
    </target>

    <target name="test" depends="init, check-libs.fileset-is-not-empty">

        <delete dir="${test.reports.dir}" />
        <mkdir dir="${test.reports.dir}" />

        <junit haltonerror="true" haltonfailure="true">
            <classpath>
                <pathelement location="${build.classes.main.dir}" />
                <pathelement location="${build.classes.test.dir}" />

                <fileset refid="libs.fileset" />
            </classpath>

            <formatter usefile="false" type="brief" />

            <!-- single category -->
            <batchtest>
                <fileset dir="${build.classes.test.dir}">
                    <include name="**/CategoryOneTestSuite.class" />
                </fileset>
            </batchtest>

            <!-- single test class -->
            <test name="com.tngtech.test.java.junit.dataprovider.DataProviderGroovyAcceptanceTest" />

            <!-- single test method -->
            <test name="com.tngtech.test.java.junit.dataprovider.DataProviderJavaAcceptanceTest"
                  methods="testIsStringLengthGreaterThanTwo" />

        </junit>
    </target>
</project>