def METHOD_NAME(self):
    branch = IfBranch()
    branch.body.create_if()
    assert_equal(branch.body[0].body.create_branch().type, IF)
    assert_equal(branch.body[0].body.create_branch(ELSE_IF).type, ELSE_IF)
    assert_equal(branch.body[0].body.create_branch(ELSE).type, ELSE)