As described here: http://maven.apache.org/plugins/maven-surefire-plugin/examples/class-loading.html, try setting useManifestOnlyJar to false. That will probably fail on Windows, but you're on OS X, so that's probably OK for now.
Also, I would suggest posting this to a Scala mailing list. Justin On Mon, Sep 27, 2010 at 5:05 PM, Kenneth McDonald <[email protected]> wrote: > Thanks for the advice, unfortunately those things did not cure the problem. I > must admit, I'm very puzzled. More experienced maven users seem to have run > out of ideas as well, so I may have to look at a different solution for > running my tests, which is very unfortunate. > > Thanks, > Ken > > > On Sep 27, 2010, at 9:12 AM, Nayan Hajratwala wrote: > >> On Sep 26, 2010, at 3:47 PM, Kenneth McDonald wrote: >> >>> >>> Now for a run of mvn test: >>> >>> mvn -X test >>> . >>> . >>> . >>> [INFO] Surefire report directory: >>> /Users/Ken/mvn_projects/rex/target/surefire-reports >>> Forking command line: /bin/sh -c cd /Users/Ken/mvn_projects/rex && >>> /System/Library/Frameworks/JavaVM.framework/Versions/1.6.0/Home/bin/java >>> -jar >>> /var/folders/J6/J6Md7QzoH-apMu-1gFqvaE+++TM/-Tmp-/surefirebooter1692256912894030002.jar >>> >>> /var/folders/J6/J6Md7QzoH-apMu-1gFqvaE+++TM/-Tmp-/surefire9017473591909367701tmp >>> >>> /var/folders/J6/J6Md7QzoH-apMu-1gFqvaE+++TM/-Tmp-/surefire6246108229640345050tmp >>> org.apache.maven.surefire.booter.SurefireExecutionException: >>> scala/ScalaObject; nested exception is java.lang.NoClassDefFoundError: >>> scala/ScalaObject >>> java.lang.NoClassDefFoundError: scala/ScalaObject >>> at java.lang.ClassLoader.defineClass1(Native Method) >>> . >>> . >>> . >>> >>> The point here is that scala-library is nowhere to be seen. I don't know if >>> maven puts into one of the tmp directories (that would seem odd), but my >>> guess is that there should be some mention of scala-library on the command >>> line, but there isn't. >> >> I ran mine with -X as well, and the scala-library does not show up on the >> classpath, so that's not your problem. >> >>> >>> And here's my pom.xml file. AFAIK (I'm just learning maven), this should >>> mean that scala-library is a dependency across all phases: >>> >>> <project xmlns="http://maven.apache.org/POM/4.0.0"; >>> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; >>> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 >>> http://maven.apache.org/maven-v4_0_0.xsd";> >>> >> >> [snip...] >> >>> <pluginRepositories> >>> <pluginRepository> >>> <id>snapshots.scala-tools.org</id> >>> <name>Scala-Tools Maven2 Repository - Snapshots</name> >>> <url>http://scala-tools.org/repo-snapshots</url> >>> </pluginRepository> >>> </pluginRepositories> >> >> Why are pointing at the snapshot repo for plugins? Since you're new to >> maven, you may or may not be aware that SNAPSHOT means the current >> development release, i.e. trunk. In general, you'll want to use release >> versions of third party libraries. >> >>> <build> >>> <sourceDirectory>src/main/scala</sourceDirectory> >>> <testSourceDirectory>src/test/scala</testSourceDirectory> >>> <plugins> >>> <plugin> >>> <groupId>org.apache.maven.plugins</groupId> >>> <artifactId>maven-dependency-plugin</artifactId> >>> <version>2.1</version> >>> </plugin> >>> <plugin> >>> <groupId>org.scala-tools</groupId> >>> <artifactId>maven-scala-plugin</artifactId> >>> <version>2.14.2-SNAPSHOT</version> >> >> Why are you using the SNAPSHOT versions of the plugins? You should be using >> the latest release, which is currently 2.14.1. This *might* be your problem. >> >>> <plugin> >>> <groupId>org.apache.maven.plugins</groupId> >>> <artifactId>maven-surefire-plugin</artifactId> >>> <version>2.6</version> >>> <configuration> >>> <includes> >>> <include>**/*Test.*</include> >>> <include>**/*Suite.*</include> >>> </includes> >>> </configuration> >>> </plugin> >>> </plugins> >>> </build> >>> <reporting> >>> <plugins> >>> <plugin> >>> <groupId>org.scala-tools</groupId> >>> <artifactId>maven-scala-plugin</artifactId> >>> <version>2.14.2-SNAPSHOT</version> >>> </plugin> >>> <plugin> >>> <groupId>org.apache.maven.plugins</groupId> >>> <artifactId>maven-dependency-plugin</artifactId> >>> <version>2.1</version> >>> </plugin> >>> </plugins> >> >> You probably don't need anything in the reporting section. >> >>> </reporting> >>> </project> >>> >>> >> >> >> --- >> Nayan Hajratwala >> http://agileshrugged.com >> http://twitter.com/nhajratw >> 734.658.6032 >> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: [email protected] >> For additional commands, e-mail: [email protected] >> > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
