@@ -0,0 +1,312 @@
+def test_mine_block(client):%0A    initial_block_number = client.get_block_number()%0A%0A    client.mine_block()%0A%0A    assert client.get_block_number() - initial_block_number == 1%0A%0A    client.mine_block()%0A    client.mine_block()%0A    client.mine_block()%0A%0A    assert client.get_block_number() - initial_block_number == 4%0A

Add test for method