mod common;

use common::test_context::TestContext;
use diesel::{Connection, SqliteConnection};
use schist_fakes::bucket::make_fake_bucket;
use schist_models::Bucket;
use schist_queries as queries;

fn given_buckets(connection: &mut SqliteConnection) -> Vec<Bucket> {
    let buckets = vec![make_fake_bucket(0), make_fake_bucket(1)];
    let _ = queries::buckets::insert_buckets(&buckets, connection).unwrap();
    buckets
}

#[test]
fn when_insert_buckets_then_returns_num_buckets() {
    let context = TestContext::new();
    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
    let buckets = [make_fake_bucket(0), make_fake_bucket(1)];

    let num_buckets_inserted = queries::buckets::insert_buckets(&buckets, connection).unwrap();

    assert_eq!(num_buckets_inserted, 2);
}

#[test]
fn given_buckets_when_get_all_buckets_then_return_buckets() {
    let context = TestContext::new();
    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
    let buckets = given_buckets(connection);

    let buckets_in_db = queries::buckets::get_all_buckets(connection).unwrap();

    assert_eq!(buckets_in_db.len(), buckets.len());
    for bucket in &buckets {
        assert!(buckets_in_db
            .iter()
            .any(|bucket_in_db| bucket_in_db.eq(&bucket)));
    }
    for bucket_in_db in buckets_in_db {
        assert!(buckets.iter().any(|bucket| bucket.eq(&bucket_in_db)));
    }
}

#[test]
fn given_buckets_when_delete_all_buckets_then_return_num_of_buckets() {
    let context = TestContext::new();
    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
    let buckets = given_buckets(connection);

    let num_buckets_deleted = queries::buckets::delete_all_buckets(connection).unwrap();

    assert_eq!(num_buckets_deleted, buckets.len());
}

#[test]
fn given_deleted_buckets_when_get_all_buckets_then_return_empty() {
    let context = TestContext::new();
    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
    given_buckets(connection);
    let _ = queries::buckets::delete_all_buckets(connection).unwrap();

    let buckets_returned = queries::buckets::get_all_buckets(connection).unwrap();

    assert_eq!(buckets_returned.len(), 0);
}

#[test]
fn given_buckets_when_get_all_ids_then_return_all_ids() {
    let context = TestContext::new();
    let connection = &mut SqliteConnection::establish(&context.db_url).unwrap();
    let buckets = given_buckets(connection);

    let ids = queries::buckets::get_all_bucket_ids(connection).unwrap();

    assert_eq!(buckets.len(), ids.len());
    for bucket in &buckets {
        assert!(ids.iter().any(|id| bucket.id == *id));
    }
    for id in ids {
        assert!(buckets.iter().any(|bucket| bucket.id == id));
    }
}