Struct TestBlockBuilder

pub struct TestBlockBuilder { /* private fields */ }

Available on crate features std and testing only.

A helper to build the blocks with various properties required for tests.

Implementations

impl TestBlockV2Builder

pub fn new() -> Self

Creates new TestBlockBuilder.

pub fn parent_hash(self, parent_hash: BlockHash) -> Self

Sets the parent hash for the block.

pub fn state_root_hash(self, state_root_hash: Digest) -> Self

Sets the state root hash for the block.

pub fn timestamp(self, timestamp: Timestamp) -> Self

Sets the timestamp for the block.

pub fn era(self, era: impl Into<EraId>) -> Self

Sets the era for the block

pub fn height(self, height: u64) -> Self

Sets the height for the block.

pub fn proposer(self, proposer: PublicKey) -> Self

Sets the block proposer.

pub fn protocol_version(self, protocol_version: ProtocolVersion) -> Self

Sets the protocol version for the block.

pub fn transactions<'a, I: IntoIterator<Item = &'a Transaction>>( self, txns_iter: I, ) -> Self

Associates the given transactions with the created block.

pub fn rewarded_signatures( self, rewarded_signatures: RewardedSignatures, ) -> Self

Sets the height for the block.

pub fn random_transactions(self, count: usize, rng: &mut TestRng) -> Self

Associates a number of random transactions with the created block.

pub fn switch_block(self, is_switch: bool) -> Self

Allows setting the created block to be switch block or not.

pub fn validator_weights(self, validator_weights: ValidatorWeights) -> Self

Sets the validator weights for the block.

pub fn build(self, rng: &mut TestRng) -> BlockV2

Builds the block.

pub fn build_versioned(self, rng: &mut TestRng) -> Block

Builds the block as a versioned block.

pub fn build_invalid(self, rng: &mut TestRng) -> BlockV2

Builds a block that is invalid.

Trait Implementations

impl Default for TestBlockV2Builder

fn default() -> Self

Returns the “default value” for a type.