Crate polkadot_test_client

A Polkadot test client.

This test client is using the Polkadot test runtime.

Re-exports

• pub use polkadot_test_runtime as runtime;

Modules

• client
  Substrate Client and associated logic.
• client_ext
  Client extension for tests.
• sc_client_db
  Client backend that is backed by a database.
• sc_executor
  A crate that provides means of executing/dispatching calls into the runtime.
• sp_consensus
  Common utilities for building and using consensus engines in substrate.

Structs

• Backend
  Disk backend.
• ExecutionExtensions
  A producer of execution extensions for offchain calls.
• GenesisParameters
  Parameters of test-client builder with test-runtime.
• RpcHandlers
  A running RPC service that can perform in-memory RPC queries.
• RpcTransactionError
  An error for when the RPC call fails.
• RpcTransactionOutput
  The output of an RPC transaction.
• Storage
  Struct containing data needed for a storage.
• StorageChild
  Child trie storage data.
• WasmExecutor
  An abstraction over Wasm code executor. Supports selecting execution backend and manages runtime cache.

Enums

• BlockOrigin
  Block data origin.
• BlocksPruning
  Block pruning settings.
• Ed25519Keyring
  Set of test accounts.
• Sr25519Keyring
  Set of test accounts.
• WasmExecutionMethod
  Specification of different methods of executing the runtime Wasm code.

Traits

• BlockBuilderExt
  Polkadot specific extensions for the BlockBuilder.
• BlockchainEventsExt
  An extension trait for BlockchainEvents.
• ClientBlockImportExt
  Extension trait for a test client around block importing.
• ClientExt
  Extension trait for a test client.
• DefaultTestClientBuilderExt
  A TestClientBuilder with default backend and executor.
• GenesisInit
  A genesis storage initialization trait.
• InitPolkadotBlockBuilder
  An extension for the test client to initialize a Polkadot specific block builder.
• Keystore
  Something that generates, stores and provides access to secret keys.
• RpcHandlersExt
  An extension trait for RpcHandlers.
• TestClientBuilderExt
  A test-runtime extensions to TestClientBuilder.

Functions

• construct_extrinsic
  Construct an extrinsic that can be applied to the test runtime.
• construct_transfer_extrinsic
  Construct a transfer extrinsic.

Type Aliases

• BadBlocks
  Known bad block hashes.
• Client
  The client type being used by the test service.
• Executor
  Test client executor.
• ForkBlocks
  Expected hashes of blocks at given heights.
• FullBackend
• KeystorePtr
  A shared pointer to a keystore implementation.
• LongestChain
  LongestChain type for the test runtime/client.
• TestClientBuilder
  Test client builder for Polkadot.