/usr/share/gluegen2/make/scripts/runtest-x64.bat is in libgluegen2-build-java 2.0-rc3-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 | REM scripts\java-win64.bat com.jogamp.common.GlueGenVersion
REM scripts\java-win64.bat com.jogamp.common.util.TestVersionInfo
scripts\java-win64.bat com.jogamp.gluegen.test.junit.generation.Test1p1JavaEmitter
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