vesln/robber.py — pull request #1 by avlazarov (2012-12-04 22:31:53+00:00)
Title: Contain matcher

Adding simple matcher 'contain" that allows to test whether an object is **in** another object.
For example:

expect([1, 2, 3]).to.contain(2)
expect({obj}).to.contain(obj)

etc.