private void createCompressedRegionOnVm(final VM vm, final String name,
      final Compressor compressor) {
    createCompressedRegionOnVm(vm, name, compressor, false);
  }
Creates a region and assigns a compressor.

@param vm a virtual machine to create the region on.
@param name a region name.
@param compressor a compressor.
geode-core/src/distributedTest/java/org/apache/geode/internal/compression/CompressionCacheListenerDUnitTest.java