| "java.lang.ClassNotFoundException " when running junit task | "java.lang.ClassNotFoundException " when running junit task 2007-01-02 - By Hussam Al-Tayeb
On 1/2/07, Alasdair Young <ayoung@(protected)> wrote:
> Hi!
>
> I'm trying to set up some automated builds for the first time here and
> I'm using a legacy ant build script that I've been hacking away at to
> get junit working.
>
> I am running ant 1.7, Junit 4.1 and java 1.5 on fedora core 5.
>
> When I try to get junit to run my tests via ant, I get the following:
>
> > test:
> > [junit] Testsuite: com.vigilos.apps.setup.TestScheduledtlTableModel
> > [junit] Tests run: 1, Failures: 0, Errors: 1, Time elapsed: 0 sec
> >
> > [junit] Null Test: Caused an ERROR
> > [junit] com.vigilos.apps.setup.TestScheduledtlTableModel
> > [junit] java.lang.ClassNotFoundException:
> > com.vigilos.apps.setup.TestScheduledtlTableModel
> > [junit] at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
> > [junit] at java.security.AccessController.doPrivileged(Native
> > Method)
> > [junit] at
> > java.net.URLClassLoader.findClass(URLClassLoader.java:188)
> > [junit] at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
> > [junit] at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
> > [junit] at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
> > [junit] at
> > java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
> > [junit] at java.lang.Class.forName0(Native Method)
> > [junit] at java.lang.Class.forName(Class.java:242)
> >
> >
> >
> > BUILD FAILED
> > /home/ayoung/vigilos/subversion/trunk/java/build.xml:42: Test
> > com.vigilos.apps.setup.TestScheduledtlTableModel failed
>
> relevant parts of build.xml:
>
> > <property name="test.dir" location="../javatest"/>
> > <property name="build.test.dir" location="build-tests"/>
> >
> > <path id="project.classpath">
> > <pathelement
> > location=".:../java/build:../thirdParty/signedJars/jh.jar:../thirdParty
/signedJars/jai_codec.jar:../thirdParty/signedJars/jcchart.jar:../thirdParty
/signedJars/jlfgr-1_0.jar:../thirdParty/signedJars/ojdbc14.jar:../thirdParty
/signedJars/scrollabledesktop.jar:../thirdParty/signedJars/ftpbean.jar:..
/thirdParty/signedJars/jai_core.jar:../thirdParty/signedJars/jdbcpool-0.99.jar:.
./thirdParty/signedJars/log4j-1.2.5.jar:../thirdParty/signedJars/pg73jdbc3.jar:.
./thirdParty/unsignedJars/jmf.jar:../thirdParty/unsignedJars/commons-collections
.jar:../thirdParty/unsignedJars/commons-pool-1.1.jar:../thirdParty/unsignedJars
/commons-dbcp-1.1.jar:../thirdParty/signedJars/jcalendar.jar:${tomcat-dir}
/common/lib/servlet-api.jar:${tomcat-dir}/common/lib/jsp-api.jar:../thirdParty
/unsignedJars/junit-4.1.jar:./build-tests:../javatest:./build-tests/com/vigilos
/apps/setup/TestScheduledtlTableModel.class"
> > />
> > </path>
>
> > <target name="test">
> > <junit haltonfailure="true" fork="yes">
> > <classpath refid="project.classpath" />
> > <formatter type="brief" usefile="false" />
> > <batchtest>
> > <fileset dir="${build.test.dir}"
> > includes="**/*.class" />
> > </batchtest>
> > </junit>
> > </target>
>
> NOTES:
>
> I have junit-4.1.jar in my $ANT_HOME/lib
>
> The project.classpath is a mess - several items at the end were tacked
> on as I tried different things.
>
> I read the FAQ entry
> (http://ant.apache.org/faq.html#delegating-classloader) and several
> blogs that also described the issue - I am not able to make any of these
> resources useful to me. Either they don't apply or my lack of
> understanding is getting in the way.
>
> (Specifically: "Ant doesn't load the external library directly, it is
> the loaded class that does so. In the case of |<junit>| it is the task
> implementation itself." doesn't make a lot of sense to me.)
>
> So... any ideas?
>
> I tried running ant with -debug turned on and didn't notice anything
> obvious. I think my next step is to take that horrible mess of a
> project.classpath and turn it into a collection of seperate
> <pathelement> tags and then find out if any of these can't be found but
> I would welcome any help that anyone can give me.
>
> Kind regards,
>
> - alasdair
>
> Alasdair Young
> Vigilos Inc.
>
>
>
>
>
>
>
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>
I solved this by doing export CLASSPATH=$CLASSPATH:$ANT_HOME/lib/junit.jar
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