feat: add state crate (#9701)

Co-authored-by: Matthias Seitz <matthias.seitz@outlook.de>

crates/chain-state/src/test_utils.rs

@@ -0,0 +1,52 @@
+use crate::in_memory::ExecutedBlock;
+use rand::Rng;
+use reth_execution_types::ExecutionOutcome;
+use reth_primitives::{
+    Address, Block, BlockNumber, Receipts, Requests, SealedBlockWithSenders, TransactionSigned,
+};
+use reth_trie::{updates::TrieUpdates, HashedPostState};
+use revm::db::BundleState;
+use std::{ops::Range, sync::Arc};
+
+fn get_executed_block(block_number: BlockNumber, receipts: Receipts) -> ExecutedBlock {
+    let mut block = Block::default();
+    let mut header = block.header.clone();
+    header.number = block_number;
+    block.header = header;
+
+    let sender = Address::random();
+    let tx = TransactionSigned::default();
+    block.body.push(tx);
+    let sealed = block.seal_slow();
+    let sealed_with_senders = SealedBlockWithSenders::new(sealed.clone(), vec![sender]).unwrap();
+
+    ExecutedBlock::new(
+        Arc::new(sealed),
+        Arc::new(sealed_with_senders.senders),
+        Arc::new(ExecutionOutcome::new(
+            BundleState::default(),
+            receipts,
+            block_number,
+            vec![Requests::default()],
+        )),
+        Arc::new(HashedPostState::default()),
+        Arc::new(TrieUpdates::default()),
+    )
+}
+
+/// Generates an `ExecutedBlock` that includes the given `Receipts`.
+pub fn get_executed_block_with_receipts(receipts: Receipts) -> ExecutedBlock {
+    let number = rand::thread_rng().gen::<u64>();
+
+    get_executed_block(number, receipts)
+}
+
+/// Generates an `ExecutedBlock` with the given `BlockNumber`.
+pub fn get_executed_block_with_number(block_number: BlockNumber) -> ExecutedBlock {
+    get_executed_block(block_number, Receipts { receipt_vec: vec![vec![]] })
+}
+
+/// Generates a range of executed blocks with ascending block numbers.
+pub fn get_executed_blocks(range: Range<u64>) -> impl Iterator<Item = ExecutedBlock> {
+    range.map(get_executed_block_with_number)
+}