casper-execution-engine 0.1.0

mod concurrent;
mod proptests;
mod simple;

use casper_types::bytesrepr::ToBytes;

use crate::{
    shared::newtypes::Blake2bHash,
    storage::trie::{Pointer, PointerBlock, Trie},
};

#[derive(Clone)]
struct TestData<K, V>(Blake2bHash, Trie<K, V>);

impl<'a, K, V> Into<(&'a Blake2bHash, &'a Trie<K, V>)> for &'a TestData<K, V> {
    fn into(self) -> (&'a Blake2bHash, &'a Trie<K, V>) {
        (&self.0, &self.1)
    }
}

fn create_data() -> Vec<TestData<Vec<u8>, Vec<u8>>> {
    let leaf_1 = Trie::Leaf {
        key: vec![0u8, 0, 0],
        value: b"val_1".to_vec(),
    };
    let leaf_2 = Trie::Leaf {
        key: vec![1u8, 0, 0],
        value: b"val_2".to_vec(),
    };
    let leaf_3 = Trie::Leaf {
        key: vec![1u8, 0, 1],
        value: b"val_3".to_vec(),
    };

    let leaf_1_hash = Blake2bHash::new(&leaf_1.to_bytes().unwrap());
    let leaf_2_hash = Blake2bHash::new(&leaf_2.to_bytes().unwrap());
    let leaf_3_hash = Blake2bHash::new(&leaf_3.to_bytes().unwrap());

    let node_2: Trie<Vec<u8>, Vec<u8>> = {
        let mut pointer_block = PointerBlock::new();
        pointer_block[0] = Some(Pointer::LeafPointer(leaf_2_hash));
        pointer_block[1] = Some(Pointer::LeafPointer(leaf_3_hash));
        let pointer_block = Box::new(pointer_block);
        Trie::Node { pointer_block }
    };

    let node_2_hash = Blake2bHash::new(&node_2.to_bytes().unwrap());

    let ext_node: Trie<Vec<u8>, Vec<u8>> = {
        let affix = vec![1u8, 0];
        let pointer = Pointer::NodePointer(node_2_hash);
        Trie::Extension { affix, pointer }
    };

    let ext_node_hash = Blake2bHash::new(&ext_node.to_bytes().unwrap());

    let node_1: Trie<Vec<u8>, Vec<u8>> = {
        let mut pointer_block = PointerBlock::new();
        pointer_block[0] = Some(Pointer::LeafPointer(leaf_1_hash));
        pointer_block[1] = Some(Pointer::NodePointer(ext_node_hash));
        let pointer_block = Box::new(pointer_block);
        Trie::Node { pointer_block }
    };

    let node_1_hash = Blake2bHash::new(&node_1.to_bytes().unwrap());

    vec![
        TestData(leaf_1_hash, leaf_1),
        TestData(leaf_2_hash, leaf_2),
        TestData(leaf_3_hash, leaf_3),
        TestData(node_1_hash, node_1),
        TestData(node_2_hash, node_2),
        TestData(ext_node_hash, ext_node),
    ]
}