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From Alasdair Young <ayo...@vigilos.com>
Subject Re: "java.lang.ClassNotFoundException" when running junit task
Date Tue, 02 Jan 2007 22:31:16 GMT
"export CLASSPATH=$CLASSPATH:$ANT_HOME/lib/junit.jar"

just out of interest, can my junit.jar file be called junit-4.1.jar? Or
it MUST be called junit.jar?

- alasdair


Hussam Al-Tayeb wrote:
> On 1/2/07, Alasdair Young <ayoung@vigilos.com> 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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>

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