hitbox 0.1.1

Asynchronous caching framework in Rust.
Documentation 
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use hitbox::prelude::*;
use serde::Serialize;

#[derive(Cacheable, Serialize)]
struct Message {
    id: i32,
    alias: String,
}

#[test]
fn test_all_keys() {
    let message = Message {
        id: 0,
        alias: "alias".to_string(),
    };
    assert_eq!(
        message.cache_key().unwrap(),
        "Message::v0::id=0&alias=alias".to_string()
    );
}

#[derive(Cacheable, Serialize)]
#[allow(dead_code)]
struct PartialSerializeMessage {
    id: i32,
    #[serde(skip_serializing)]
    alias: String,
}

#[test]
fn test_partial() {
    let message = PartialSerializeMessage {
        id: 0,
        alias: "alias".to_string(),
    };
    assert_eq!(
        message.cache_key().unwrap(),
        "PartialSerializeMessage::v0::id=0".to_string()
    );
}

#[derive(Cacheable, Serialize)]
struct VecMessage {
    id: Vec<i32>,
}

#[test]
fn test_message_with_vector() {
    let message = VecMessage { id: vec![1, 2, 3] };
    assert_eq!(
        message.cache_key().unwrap(),
        "VecMessage::v0::id[0]=1&id[1]=2&id[2]=3".to_string()
    );
}

#[derive(Serialize)]
enum MessageType {
    External,
}

#[derive(Cacheable, Serialize)]
struct EnumMessage {
    message_type: MessageType,
}

#[test]
fn test_message_with_enum() {
    let message = EnumMessage {
        message_type: MessageType::External,
    };
    assert_eq!(
        message.cache_key().unwrap(),
        "EnumMessage::v0::message_type=External".to_string()
    );
}

#[derive(Serialize)]
enum TupleMessageType {
    External(i32),
}

#[derive(Cacheable, Serialize)]
struct TupleEnumMessage {
    message_type: TupleMessageType,
}

#[test]
fn test_message_with_enum_tuple() {
    let message = TupleEnumMessage {
        message_type: TupleMessageType::External(1),
    };
    assert_eq!(
        message.cache_key().unwrap(),
        "TupleEnumMessage::v0::message_type[External]=1".to_string()
    );
}

// Should we support tuple struct?
#[derive(Cacheable, Serialize)]
struct TupleMessage(i32);

#[test]
fn test_tuple_returns_error() {
    let message = TupleMessage(1);
    assert!(message.cache_key().is_err());
}

#[derive(Cacheable, Serialize)]
#[cache_ttl(42)]
#[cache_stale_ttl(30)]
#[cache_version(1)]
struct MacroHelpersMessage {
    message_type: i32,
}

#[test]
fn test_macro_helpers_work() {
    let message = MacroHelpersMessage { message_type: 1 };
    assert_eq!(message.cache_ttl(), 42);
    assert_eq!(message.cache_stale_ttl(), 30);
    assert_eq!(message.cache_version(), 1);
    assert_eq!(
        message.cache_key().unwrap(),
        "MacroHelpersMessage::v1::message_type=1".to_string()
    );
}

#[derive(Cacheable, Serialize)]
struct DefaultMessage {
    message_type: i32,
}

#[test]
fn test_default_ttl_stale_ttl_version_work() {
    let message = DefaultMessage { message_type: 1 };
    assert_eq!(message.cache_ttl(), 60);
    assert_eq!(message.cache_stale_ttl(), 55);
    assert_eq!(message.cache_version(), 0);
}