def test_invalid_sign(self):
key = default_eccrypto.generate_key(u"curve25519")
blk = FakeBlock()
blk.sign(key)
assert not blk.block_invariants_valid()
def test_invariant_invalid_key(self):
"""
Test if illegal key blocks are not valid.
"""
block = FakeBlock()
block.public_key = b"definitelynotakey"
assert not block.block_invariants_valid()
def test_invariant_invalid_com_seq_num(self):
"""
Test if illegal key blocks are not valid.
"""
block = FakeBlock()
block.com_seq_num = -1
assert not block.block_invariants_valid()
def test_invariant_negative_timestamp(self):
"""
Test if negative sequence number blocks are not valid.
"""
block = FakeBlock()
block.timestamp = -1.0
assert not block.block_invariants_valid()
def test_block_valid(self):
blk = FakeBlock()
assert blk.block_invariants_valid()
