TEST: Check links disabled with config option

Author: effigies

nipype/utils/tests/test_filemanip.py

@@ -11,6 +11,7 @@
 import warnings
 
 import pytest
+from ... import config
 from ...testing import TempFATFS
 from ...utils.filemanip import (save_json, load_json,
                                 fname_presuffix, fnames_presuffix,
@@ -232,6 +233,29 @@ def test_copyfallback(_temp_analyze_files):
                     os.unlink(tgt_hdr)
 
 
+def test_symlink_disable(_temp_analyze_files):
+    tmp = config.getboolean('execution', 'disable_symbolic_links')
+    assert isinstance(tmp, bool)
+    config.set('execution', 'disable_symbolic_links', True)
+    orig_img, orig_hdr = _temp_analyze_files
+    pth, imgname = os.path.split(orig_img)
+    pth, hdrname = os.path.split(orig_hdr)
+    new_img = os.path.join(pth, 'newfile.img')
+    new_hdr = os.path.join(pth, 'newfile.hdr')
+    for copy in (True, False):
+        copyfile(orig_img, new_img, copy=copy, use_hardlink=False)
+        assert os.path.exists(new_img)
+        assert os.path.exists(new_hdr)
+        assert not os.path.islink(new_img)
+        assert not os.path.islink(new_hdr)
+        assert not os.path.samefile(orig_img, new_img)
+        assert not os.path.samefile(orig_hdr, new_hdr)
+        os.unlink(new_img)
+        os.unlink(new_hdr)
+
+    config.set('execution', 'disable_symbolic_links', tmp)
+
+
 def test_get_related_files(_temp_analyze_files):
     orig_img, orig_hdr = _temp_analyze_files