run test in temp directory

Author: oesteban

nipype/pipeline/plugins/tests/test_callback.py

@@ -31,6 +31,8 @@ def callback(self, node, status, result=None):
 
 
 def test_callback_normal(tmpdir):
+    tmpdir.chdir()
+
     so = Status()
     wf = pe.Workflow(name='test', base_dir=tmpdir.strpath)
     f_node = pe.Node(niu.Function(function=func, input_names=[],
@@ -47,6 +49,8 @@ def test_callback_normal(tmpdir):
 
 
 def test_callback_exception(tmpdir):
+    tmpdir.chdir()
+
     so = Status()
     wf = pe.Workflow(name='test', base_dir=tmpdir.strpath)
     f_node = pe.Node(niu.Function(function=bad_func, input_names=[],
@@ -65,8 +69,10 @@ def test_callback_exception(tmpdir):
     assert so.statuses[1][1] == 'exception'
 
 def test_callback_multiproc_normal(tmpdir):
+    tmpdir.chdir()
+
     so = Status()
-    wf = pe.Workflow(name='test', base_dir=tmpdir.strpath)
+    wf = pe.Workflow(name='test')
     f_node = pe.Node(niu.Function(function=func, input_names=[],
                                   output_names=[]),
                      name='f_node')
@@ -89,6 +95,8 @@ def test_callback_multiproc_exception(tmpdir):
                                   output_names=[]),
                      name='f_node')
     wf.add_nodes([f_node])
+    wf.config['execution'] = {'crashdump_dir': wf.base_dir}
+
     try:
         wf.run(plugin='MultiProc',
                plugin_args={'status_callback': so.callback})