Bug#915891: libjlatexmath-java: missing build depedency on junit4

[Adrian Bunk]

Source: libjlatexmath-java
Version: 1.0.7-2
Severity: serious
Tags: ftbfs

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/libjlatexmath-java.html

...
[INFO] ------------------< org.scilab.forge:jlatexmath-fop >-------------------
[INFO] Building jlatexmath-fop 1.0.7                                      [5/8]
[INFO] --------------------------------[ jar ]---------------------------------
[WARNING] The POM for junit:junit:jar:4.x is missing, no dependency information available
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for jlatexmath-parent 1.0.7:
[INFO] 
[INFO] jlatexmath-parent .................................. SUCCESS [  0.004 s]
[INFO] jlatexmath-font-cyrillic ........................... SUCCESS [  5.712 s]
[INFO] jlatexmath-font-greek .............................. SUCCESS [  0.565 s]
[INFO] jlatexmath ......................................... SUCCESS [ 11.009 s]
[INFO] jlatexmath-fop ..................................... FAILURE [  0.385 s]
[INFO] jlatexmath-example-giws ............................ SKIPPED
[INFO] jlatexmath-example-export .......................... SKIPPED
[INFO] jlatexmath-ignore .................................. SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  18.443 s
[INFO] Finished at: 2020-01-09T04:20:18-12:00
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal on project jlatexmath-fop: Could not resolve dependencies for project org.scilab.forge:jlatexmath-fop:jar:1.0.7: Cannot access central (https://repo.maven.apache.org/maven2) in offline mode and the artifact junit:junit:jar:4.x has not been downloaded from it before. -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/DependencyResolutionException
[ERROR] 
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR]   mvn <goals> -rf :jlatexmath-fop
dh_auto_build: /usr/lib/jvm/default-java/bin/java -noverify -cp /usr/share/maven/boot/plexus-classworlds-2.x.jar -Dmaven.home=/usr/share/maven -Dmaven.multiModuleProjectDirectory=/build/1st/libjlatexmath-java-1.0.7 -Dclassworlds.conf=/etc/maven/m2-debian.conf -Dproperties.file.manual=/build/1st/libjlatexmath-java-1.0.7/debian/maven.properties org.codehaus.plexus.classworlds.launcher.Launcher -s/etc/maven/settings-debian.xml -Ddebian.dir=/build/1st/libjlatexmath-java-1.0.7/debian -Dmaven.repo.local=/build/1st/libjlatexmath-java-1.0.7/debian/maven-repo --batch-mode package -DskipTests -Dnotimestamp=true -Dlocale=en_US returned exit code 1
make: *** [debian/rules:4: build] Error 2