[GRASS-git] [OSGeo/grass] a08769: r.external: testsuite added (#2291)

[Markus Neteler]

  Branch: refs/heads/main
  Home:   https://github.com/OSGeo/grass
  Commit: a08769cd9820ae36075cf822ee4a63d1ed4e3de4
      https://github.com/OSGeo/grass/commit/a08769cd9820ae36075cf822ee4a63d1ed4e3de4
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2022-04-02 (Sat, 02 Apr 2022)

  Changed paths:
    A raster/r.external/testsuite/data/elevation.asc
    A raster/r.external/testsuite/data/elevation.nc
    A raster/r.external/testsuite/data/elevation.prj
    A raster/r.external/testsuite/data/elevation.tif
    A raster/r.external/testsuite/data/elevation.tiff
    A raster/r.external/testsuite/data/elevation3d.nc
    A raster/r.external/testsuite/data/generate_data.sh
    A raster/r.external/testsuite/test_r_external.py

  Log Message:
  -----------
  r.external: testsuite added (#2291)

This PR adds a testsuite (based on `r.in.gdal` testsuite).