[GRASS-git] [OSGeo/grass] 3a32af: r.external: testsuite added (#2291)

[Markus Neteler]

  Branch: refs/heads/releasebranch_8_0
  Home:   https://github.com/OSGeo/grass
  Commit: 3a32af69e0dd8f127d7e59abe616bd8b0bdc19b7
      https://github.com/OSGeo/grass/commit/3a32af69e0dd8f127d7e59abe616bd8b0bdc19b7
  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).