Unlinking elements is now a bit more stable. Also simplify core tool namespace.

src/blenderbim/test/core/bootstrap.py

@@ -77,6 +77,20 @@ def owner():
     prophet.verify()
 
 
+@pytest.fixture
+def voider():
+    prophet = Prophecy(blenderbim.core.tool.Voider)
+    yield prophet
+    prophet.verify()
+
+
+@pytest.fixture
+def selector():
+    prophet = Prophecy(blenderbim.core.tool.Selector)
+    yield prophet
+    prophet.verify()
+
+
 @pytest.fixture
 def surveyor():
     prophet = Prophecy(blenderbim.core.tool.Surveyor)
@@ -84,6 +98,20 @@ def surveyor():
     prophet.verify()
 
 
+@pytest.fixture
+def collector():
+    prophet = Prophecy(blenderbim.core.tool.Collector)
+    yield prophet
+    prophet.verify()
+
+
+@pytest.fixture
+def container():
+    prophet = Prophecy(blenderbim.core.tool.Container)
+    yield prophet
+    prophet.verify()
+
+
 class Prophecy:
     def __init__(self, cls):
         self.subject = cls