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use log_db::log_db::{Config, Record, RecordFieldType, RecordValue, DB};
use serial_test::serial;
const TEST_DATA_DIR: &str = "test_db_data";
const TEST_SEGMENT_SIZE: u64 = 1024 * 1024; // 1 MB
const TEST_MEMTABLE_SIZE: u64 = 1024 * 1024; // 1 MB
#[derive(Eq, PartialEq, Clone)]
enum Field {
Id,
Name,
Data,
}
#[test]
#[serial]
fn test_initialize() {
let _db = DB::initialize(&Config {
data_dir: TEST_DATA_DIR.to_string(),
segment_size: TEST_SEGMENT_SIZE,
memtable_size: TEST_MEMTABLE_SIZE,
fields: vec![
(Field::Id, RecordFieldType::Int),
(Field::Name, RecordFieldType::String),
(Field::Data, RecordFieldType::Bytes),
],
primary_key: Field::Id,
secondary_keys: vec![],
})
.unwrap();
// Clean up
std::fs::remove_dir_all(TEST_DATA_DIR.to_string()).unwrap();
}
#[test]
#[serial]
fn test_upsert_to_empty_db() {
let mut db = DB::initialize(&Config {
data_dir: TEST_DATA_DIR.to_string(),
segment_size: TEST_SEGMENT_SIZE,
memtable_size: TEST_MEMTABLE_SIZE,
fields: vec![
(Field::Id, RecordFieldType::Int),
(Field::Name, RecordFieldType::String),
(Field::Data, RecordFieldType::Bytes),
],
primary_key: Field::Id,
secondary_keys: vec![],
})
.unwrap();
let record = Record {
values: vec![
RecordValue::Int(1),
RecordValue::String("Alice".to_string()),
RecordValue::Bytes(vec![0, 1, 2]),
],
};
db.upsert(&record).unwrap();
let result = db.get(Field::Id, RecordValue::Int(1)).unwrap().unwrap();
// Check that the IDs match
assert!(match (&result.values[0], &record.values[0]) {
(RecordValue::Int(a), RecordValue::Int(b)) => a == b,
_ => false,
});
// Clean up
std::fs::remove_dir_all(TEST_DATA_DIR.to_string()).unwrap();
}
#[test]
#[serial]
fn test_upsert_fails_on_invalid_number_of_values() {
let mut db = DB::initialize(&Config {
data_dir: TEST_DATA_DIR.to_string(),
segment_size: TEST_SEGMENT_SIZE,
memtable_size: TEST_MEMTABLE_SIZE,
fields: vec![
(Field::Id, RecordFieldType::Int),
(Field::Name, RecordFieldType::String),
(Field::Data, RecordFieldType::Bytes),
],
primary_key: Field::Id,
secondary_keys: vec![],
})
.unwrap();
let record = Record {
// Missing primary key
values: vec![
RecordValue::String("Alice".to_string()),
RecordValue::Bytes(vec![0, 1, 2]),
],
};
assert!(db.upsert(&record).is_err());
// Clean up
std::fs::remove_dir_all(TEST_DATA_DIR.to_string()).unwrap();
}
#[test]
#[serial]
fn test_upsert_fails_on_invalid_value_type() {
let mut db = DB::initialize(&Config {
data_dir: TEST_DATA_DIR.to_string(),
segment_size: TEST_SEGMENT_SIZE,
memtable_size: TEST_MEMTABLE_SIZE,
fields: vec![
(Field::Id, RecordFieldType::Int),
(Field::Name, RecordFieldType::String),
(Field::Data, RecordFieldType::Bytes),
],
primary_key: Field::Id,
secondary_keys: vec![],
})
.unwrap();
let record = Record {
values: vec![
RecordValue::String("foo".to_string()),
RecordValue::String("bar".to_string()),
RecordValue::String("baz".to_string()),
],
};
assert!(db.upsert(&record).is_err());
// Clean up
std::fs::remove_dir_all(TEST_DATA_DIR.to_string()).unwrap();
}
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