holochain_cascade 0.3.0-beta-dev.21

Logic for cascading updates to Holochain state and network interaction
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use std::sync::Arc;

use holo_hash::AgentPubKey;
use holo_hash::DnaHash;
use holochain_cascade::test_utils::*;
use holochain_cascade::CascadeImpl;
use holochain_sqlite::db::DbKindAuthored;
use holochain_sqlite::db::DbKindCache;
use holochain_sqlite::db::DbKindDht;
use holochain_state::prelude::test_cache_db;
use holochain_state::prelude::test_dht_db;
use holochain_state::scratch::Scratch;
use holochain_types::activity::*;
use holochain_types::chain::MustGetAgentActivityResponse;
use holochain_types::test_utils::chain::*;
use holochain_zome_types::ChainFilter;
use holochain_zome_types::ChainQueryFilter;
use holochain_zome_types::ChainStatus;
use test_case::test_case;

#[tokio::test(flavor = "multi_thread")]
async fn get_activity() {
    holochain_trace::test_run().ok();

    // Environments
    let cache = test_cache_db();
    let authority = test_dht_db();

    // Data
    let td = ActivityTestData::valid_chain_scenario();

    for hash_op in td.hash_ops.iter().cloned() {
        fill_db(&authority.to_db(), hash_op).await;
    }
    for hash_op in td.noise_ops.iter().cloned() {
        fill_db(&authority.to_db(), hash_op).await;
    }
    for hash_op in td.store_ops.iter().cloned() {
        fill_db(&cache.to_db(), hash_op).await;
    }

    let options = holochain_p2p::actor::GetActivityOptions {
        include_valid_activity: true,
        include_rejected_activity: false,
        include_full_actions: true,
        ..Default::default()
    };

    // Network
    let network = PassThroughNetwork::authority_for_nothing(vec![authority.to_db().clone().into()]);

    // Cascade
    let cascade = CascadeImpl::empty().with_network(network, cache.to_db());

    let r = cascade
        .get_agent_activity(td.agent.clone(), ChainQueryFilter::new(), options)
        .await
        .unwrap();

    let expected = AgentActivityResponse {
        agent: td.agent.clone(),
        valid_activity: td.valid_records.clone(),
        rejected_activity: ChainItems::NotRequested,
        status: ChainStatus::Valid(td.chain_head.clone()),
        highest_observed: Some(td.highest_observed.clone()),
    };
    assert_eq!(r, expected);
}

#[derive(Default)]
struct Data {
    scratch: Option<Vec<(AgentPubKey, Vec<TestChainItem>)>>,
    authored: Vec<(AgentPubKey, Vec<TestChainItem>)>,
    cache: Vec<(AgentPubKey, Vec<TestChainItem>)>,
    authority: Vec<(AgentPubKey, Vec<TestChainItem>)>,
}

#[test_case(
    Data { authority: agent_chain(&[(0, 0..3)]), ..Default::default() },
    agent_hash(&[0]), ChainFilter::new(action_hash(&[1]))
    => matches MustGetAgentActivityResponse::Activity(a) if a.len() == 2; "1 to genesis with authority 0 till 2")]
#[test_case(
    Data { cache: agent_chain(&[(0, 0..3)]), ..Default::default() },
    agent_hash(&[0]), ChainFilter::new(action_hash(&[1]))
    => matches MustGetAgentActivityResponse::Activity(a) if a.len() == 2; "1 to genesis with cache 0 till 2")]
#[test_case(
    Data { scratch: Some(agent_chain(&[(0, 0..3)])), ..Default::default() },
    agent_hash(&[0]), ChainFilter::new(action_hash(&[1]))
    => matches MustGetAgentActivityResponse::Activity(a) if a.len() == 2; "1 to genesis with scratch 0 till 2")]
#[test_case(
    Data { authored: agent_chain(&[(0, 0..3)]), scratch: Some(agent_chain(&[(0, 3..6)])), ..Default::default() },
    agent_hash(&[0]), ChainFilter::new(action_hash(&[4])).take(4).until(action_hash(&[0]))
    => matches MustGetAgentActivityResponse::Activity(a) if a.len() == 4; "4 take 4 until 0 with authored 0 till 2 and scratch 3 till 5")]
#[test_case(
    Data { authored: agent_chain(&[(0, 0..6)]), ..Default::default() },
    agent_hash(&[0]), ChainFilter::new(action_hash(&[4])).take(4).until(action_hash(&[0]))
    => matches MustGetAgentActivityResponse::Activity(a) if a.len() == 4; "4 take 4 until 0 with authored 0 till 5")]
#[tokio::test(flavor = "multi_thread")]
async fn test_must_get_agent_activity(
    data: Data,
    author: AgentPubKey,
    filter: ChainFilter,
) -> MustGetAgentActivityResponse {
    let Data {
        scratch,
        authored,
        cache,
        authority,
    } = data;
    let authority = commit_chain(
        DbKindDht(Arc::new(DnaHash::from_raw_36(vec![0; 36]))),
        authority,
    );
    let cache = commit_chain(
        DbKindCache(Arc::new(DnaHash::from_raw_36(vec![0; 36]))),
        cache,
    );
    let authored = commit_chain(
        DbKindAuthored(Arc::new(DnaHash::from_raw_36(vec![0; 36]))),
        authored,
    );
    let sync_scratch = match scratch {
        Some(scratch) => {
            let sync_scratch = Scratch::new().into_sync();
            commit_scratch(sync_scratch.clone(), scratch);
            Some(sync_scratch)
        }
        None => None,
    };
    let network = PassThroughNetwork::authority_for_nothing(vec![authority.into()]);
    let mut cascade = CascadeImpl::empty()
        .with_authored(authored.into())
        .with_network(network, cache);
    if let Some(sync_scratch) = sync_scratch {
        cascade = cascade.with_scratch(sync_scratch);
    }
    cascade
        .must_get_agent_activity(author, filter)
        .await
        .unwrap()
}