Starting to work on #47 a.k.a the context processor mess. This is a first implementation removing all the uggly function calls, but further work must work on less things called "context", as it is bad for readability. Concerns better separated now.

tests/test_basics.py

@@ -0,0 +1,27 @@
+import pprint
+from unittest.mock import MagicMock
+
+import bonobo
+import pytest
+from bonobo.config.processors import ContextCurrifier
+
+
+def test_count():
+    with pytest.raises(TypeError):
+        bonobo.count()
+
+    context = MagicMock()
+
+    currified = ContextCurrifier(bonobo.count)
+    currified.setup(context)
+
+    for i in range(42):
+        currified()
+    currified.teardown()
+
+    context.send.assert_called_once()
+    bag = context.send.call_args[0][0]
+    assert isinstance(bag, bonobo.Bag)
+    assert 0 == len(bag.kwargs)
+    assert 1 == len(bag.args)
+    assert bag.args[0] == 42