F200: entire record with constant value
QC::testData()
Path: /gpfs_750/projects/CMIP5/data/cmip5/output1/NASA-GISS/GISS-E2-R/piControl/mon/atmos/Amon/r1i1p141/v20121017/clw
File: clw_Amon_GISS-E2-R_piControl_r1i1p141_170101-175012.nc
rec#: 181, Variable: clw, Date: 1716-02-15T00:00:00