Please provide complete reproducer of your problem. On Friday, March 23, 2018 at 10:01:56 AM UTC+1, [email protected] wrote: > > Hi, > > I'm struggling with the following and running out of options I can think > of... > > The original issue was that JaCoCo had a different coverage than IntelliJ > (java code running via maven). > > Diving into the JaCoCo coverage report I found out that a complete package > was simply not covered. In the sessions of JaCoCo, the classes of that > package were also not listed. (Other packages had no issues and had > coverage and where also listed in the sessions) > > I dumped the classes by specifying a classDumpDir and there only the test > classes of that package were dumped. The classes under test were nowhere to > be found. > > I already found out that the only reason for a class not to be dumped, is > that it's filtered prior to instrumentation (see > https://github.com/jacoco/jacoco/blob/master/org.jacoco.agent.rt/src/org/jacoco/agent/rt/internal/CoverageTransformer.java#L85 > > ) and that these are the only reasons to be filtered: ( see > https://github.com/jacoco/jacoco/blob/master/org.jacoco.agent.rt/src/org/jacoco/agent/rt/internal/CoverageTransformer.java#L113-L132 > > ) > > - they are explicitly excluded / not included according to your > configuration > - their class loader excluded according to your configuration ( see agent > option "exclclassloader", which defaults to > "sun.reflect.DelegatingClassLoader" ) > - their class loader does not preserve source location ( see agent option > "inclnolocationclasses", which defaults to "false" ) > - they are loaded by a bootstrap class loader > > Next to that I also learned that there's a known limitation in JaCoCo, > namely that it has no coverage for exceptions. > The latter isn't what's happening here as there are also tests without > exceptions in them and even when I remove these tests altogether, the issue > stays the same. > > So based upon the info from above I tried the following section in the pom: > > <plugin> > <groupId>org.jacoco</groupId> > <artifactId>jacoco-maven-plugin</artifactId> > <version>${jacoco.version}</version> > <executions> > <execution> > <id>agent</id> > <goals> > <goal>prepare-agent</goal> > </goals> > </execution> > <execution> > <id>report</id> > <phase>site</phase> > <goals> > <goal>report</goal> > </goals> > </execution> > </executions> > <configuration> > <propertyName>jacoco.agent.argLine</propertyName> > <!-- default: argLine --> > <includes> > <include>com/sometool/**</include> > </includes> > <exclClassLoaders>false</exclClassLoaders> > <inclBootstrapClasses>true</inclBootstrapClasses> > <inclNoLocationClasses>true</inclNoLocationClasses> > > <destFile>${project.build.directory}/jacoco-integration.exec</destFile> > <!-- agent --> > > <dataFile>${project.build.directory}/jacoco-integration.exec</dataFile> > <!-- report --> > </configuration> > </plugin> > > But still I have no classes dumped by JaCoCo from that package let alone > some coverage.... > > Any help would be greatly appreciated. Probably it's something simple but > I'm simply not seeing it. > > Marco > >
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