C# (CSharp) StateProvider.Restore示例

示例#1

文件： StateProviderTests.cs 项目： ekulaleba/nethermind

        public void Restore_update_restore()
        {
            StateProvider provider = new StateProvider(new StateDb(new MemDb()), Substitute.For <IDb>(), Logger);

            provider.CreateAccount(_address1, 0);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.Restore(4);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.Restore(4);
            Assert.AreEqual((UInt256)4, provider.GetBalance(_address1));
        }

示例#2

文件： StateProviderTests.cs 项目： ekulaleba/nethermind

        public void Keep_in_cache()
        {
            StateProvider provider = new StateProvider(new StateDb(new MemDb()), Substitute.For <IDb>(), Logger);

            provider.CreateAccount(_address1, 0);
            provider.Commit(Frontier.Instance);
            provider.GetBalance(_address1);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.Restore(-1);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.Restore(-1);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.Restore(-1);
            Assert.AreEqual(UInt256.Zero, provider.GetBalance(_address1));
        }

示例#3

文件： StateProviderTests.cs 项目： StateProof/nethermind

        public void Keep_in_cache()
        {
            StateProvider provider = new StateProvider(new StateTree(new MemDb()), Substitute.For <IDb>(), Logger);

            provider.CreateAccount(_address1, 0);
            provider.Commit(Frontier.Instance);
            provider.GetBalance(_address1);
            provider.UpdateBalance(_address1, 1, Frontier.Instance);
            provider.Restore(-1);
            provider.UpdateBalance(_address1, 1, Frontier.Instance);
            provider.Restore(-1);
            provider.UpdateBalance(_address1, 1, Frontier.Instance);
            provider.Restore(-1);
            Assert.AreEqual(new BigInteger(0), provider.GetBalance(_address1));
        }

示例#4

文件： StateProviderTests.cs 项目： ekulaleba/nethermind

        public void Empty_commit_restore()
        {
            StateProvider provider = new StateProvider(new StateDb(new MemDb()), Substitute.For <IDb>(), Logger);

            provider.Commit(Frontier.Instance);
            provider.Restore(-1);
        }

示例#5

        public void Empty_commit_restore()
        {
            StateProvider provider = new StateProvider(new TrieStore(new MemDb(), Logger), _codeDb, Logger);

            provider.Commit(Frontier.Instance);
            provider.Restore(-1);
        }

示例#6

文件： StateProviderTests.cs 项目： ekulaleba/nethermind

        public void Restore_in_the_middle()
        {
            byte[] code = new byte[] { 1 };

            StateProvider provider = new StateProvider(new StateDb(new MemDb()), Substitute.For <IDb>(), Logger);

            provider.CreateAccount(_address1, 1);
            provider.AddToBalance(_address1, 1, Frontier.Instance);
            provider.IncrementNonce(_address1);
            Keccak codeHash = provider.UpdateCode(new byte[] { 1 });

            provider.UpdateCodeHash(_address1, codeHash, Frontier.Instance);
            provider.UpdateStorageRoot(_address1, Hash2);

            Assert.AreEqual(UInt256.One, provider.GetNonce(_address1));
            Assert.AreEqual(UInt256.One + 1, provider.GetBalance(_address1));
            Assert.AreEqual(code, provider.GetCode(_address1));
            provider.Restore(4);
            Assert.AreEqual(UInt256.One, provider.GetNonce(_address1));
            Assert.AreEqual(UInt256.One + 1, provider.GetBalance(_address1));
            Assert.AreEqual(code, provider.GetCode(_address1));
            provider.Restore(3);
            Assert.AreEqual(UInt256.One, provider.GetNonce(_address1));
            Assert.AreEqual(UInt256.One + 1, provider.GetBalance(_address1));
            Assert.AreEqual(code, provider.GetCode(_address1));
            provider.Restore(2);
            Assert.AreEqual(UInt256.One, provider.GetNonce(_address1));
            Assert.AreEqual(UInt256.One + 1, provider.GetBalance(_address1));
            Assert.AreEqual(new byte[0], provider.GetCode(_address1));
            provider.Restore(1);
            Assert.AreEqual(UInt256.Zero, provider.GetNonce(_address1));
            Assert.AreEqual(UInt256.One + 1, provider.GetBalance(_address1));
            Assert.AreEqual(new byte[0], provider.GetCode(_address1));
            provider.Restore(0);
            Assert.AreEqual(UInt256.Zero, provider.GetNonce(_address1));
            Assert.AreEqual(UInt256.One, provider.GetBalance(_address1));
            Assert.AreEqual(new byte[0], provider.GetCode(_address1));
            provider.Restore(-1);
            Assert.AreEqual(false, provider.AccountExists(_address1));
        }