Merge 69b1955 into 7054628

tests/test_observers/test_sql_observer_not_installed.py

@@ -0,0 +1,25 @@
+import pytest
+from sacred.optional import has_sqlalchemy
+from sacred.observers import SqlObserver
+from sacred import Experiment
+
+
+@pytest.fixture
+def ex():
+    return Experiment('ator3000')
+
+
+@pytest.mark.skipif(has_sqlalchemy, reason='We are testing the import error.')
+def test_importerror_sql(ex):
+    with pytest.raises(ImportError):
+        ex.observers.append(SqlObserver.create('some_uri'))
+
+        @ex.config
+        def cfg():
+            a = {'b': 1}
+
+        @ex.main
+        def foo(a):
+            return a['b']
+
+        ex.run()

tox.ini

@@ -58,8 +58,7 @@ deps =
     pytest==4.3.0
     mock==2.0.0
 commands = 
-    pytest --ignore=tests/test_observers \
-        {posargs} 
+    pytest {posargs}
 
 [testenv:flake8]
 basepython = python