cmis: change functionnal tests for apache-chemistry server compliance

functests/cmis/README

@@ -34,3 +34,7 @@ Then you would start the test suite with the following command:
     $ py.test --cmis-connector-url=http://127.0.0.1:8000/cmis/local-alfresco/ \
 --cmis-endpoint=http://localhost:8080/alfresco/api/-default-/public/cmis/versions/1.1/atom \
 --cmis-username=admin --cmis-password=admin tests_cmis.py
+
+Additional options :
+
+    * --preserve-tree : do not delete the CMIS folder used for the tests

functests/cmis/conftest.py

@@ -9,6 +9,8 @@ def pytest_addoption(parser):
     parser.addoption("--cmis-endpoint", help="Url of a passerelle CMIS endpoint")
     parser.addoption("--cmis-username", help="Username for the CMIS endpoint")
     parser.addoption("--cmis-password", help="Password for the CMIS endpoint")
+    parser.addoption(
+        "--preserve-tree", action="store_true", default=False, help="Preserve test directory")
 
 
 @pytest.fixture(scope='session')
@@ -24,8 +26,10 @@ def cmis_connector(request):
 
 
 @pytest.fixture(scope='session')
-def cmis_tmpdir(cmisclient):
+def cmis_tmpdir(cmisclient, request):
     path = 'test-%s' % random.randint(0, 10000)
     folder = cmisclient.defaultRepository.rootFolder.createFolder(path)
     yield folder.properties['cmis:path']
-    folder.deleteTree()
+    preserve_tree = request.config.getoption("--preserve-tree")
+    if not preserve_tree:
+        folder.deleteTree()

functests/cmis/tests_cmis.py

@@ -7,7 +7,7 @@ import pytest
 import requests
 
 
-SPECIAL_CHARS = '!#$%&+-^_`~;[]{}+=~'
+SPECIAL_CHARS = '!#$%&+-^_`;[]{}+='
 
 
 @pytest.mark.parametrize("path,file_name", [