Make test_inside.py more general.

Tests/test_inside.py

@@ -7,17 +7,10 @@ import sys
 
 if len(sys.argv) != 2: sys.exit("Required argument: ADT-file")
 
-# Lower left corner (llc):
-ilon_llc = 24
-ilat_llc = 207
-# Upper right corner (urc):
-ilon_urc = 50
-ilat_urc = 223
-
 f= netCDF4.Dataset(sys.argv[1])
-longitude = f.variables["lon"][ilon_llc:ilon_urc + 1]
-latitude = f.variables["lat"][ilat_llc:ilat_urc + 1]
-ssh = f.variables["adt"][0, ilat_llc:ilat_urc + 1, ilon_llc:ilon_urc + 1]
+longitude = f.variables["lon"][:]
+latitude = f.variables["lat"][:]
+ssh = f.variables["adt"][0, :, :]
 
 print("Values around target extremum:")
 print(ssh[6:15, 8:17])