'Test that a crawl is requested and serviced if the signer cannot validate the previous hash of a request'

def test_crawl_on_partial_complete(self):

    (node, other, another) = self.create_nodes(3)
    TestTrustChainCommunity.create_block(node, other, self._create_target(node, other), {'id': 42})
    TestTrustChainCommunity.create_block(node, another, self._create_target(node, another), {'id': 42})
    self.assertBlocksInDatabase(node, 4)
    self.assertBlocksInDatabase(other, 2)
    self.assertBlocksInDatabase(another, 4)
    self.assertBlocksAreEqual(node, another)
