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extern crate mdl;
#[macro_use]
extern crate serde_derive;
use mdl::BCache as Cache;
use mdl::Model;
use mdl::Continue;
#[derive(Serialize, Deserialize, Debug)]
struct A {
pub p1: String,
pub p2: u32,
}
impl Model for A {
fn key(&self) -> String {
format!("{}:{}", self.p1, self.p2)
}
}
#[derive(Serialize, Deserialize, Debug)]
struct B {
pub id: u32,
pub complex: Vec<String>,
}
impl Model for B {
fn key(&self) -> String {
format!("b:{}", self.id)
}
}
#[test]
fn basic_struct_test() {
let cache = Cache::new().unwrap();
let a = A{ p1: "hello".to_string(), p2: 42 };
let r = a.store(&cache);
assert!(r.is_ok());
let a1: A = A::get(&cache, "hello:42").unwrap();
assert_eq!(a1.p1, a.p1);
assert_eq!(a1.p2, a.p2);
}
#[test]
fn delete_test() {
let cache = Cache::new().unwrap();
println!("STORING A");
let a = A{ p1: "hello".to_string(), p2: 42 };
let r = a.store(&cache);
assert!(r.is_ok());
println!("STORED A");
let r = A::get(&cache, "hello:42");
assert!(r.is_ok());
let r = a.delete(&cache);
assert!(r.is_ok());
let r = A::get(&cache, "hello:42");
assert!(r.is_err());
}
#[test]
fn iterate_test() {
let cache = Cache::new().unwrap();
for i in 1..10 {
let a = A{ p1: "hello".to_string(), p2: i };
let r = a.store(&cache);
assert!(r.is_ok());
}
//inserting other objects in cache
for i in 1..10 {
let b = B{ id: i, complex: vec![] };
let r = b.store(&cache);
assert!(r.is_ok());
}
//and now more A objects
for i in 10..20 {
let a = A{ p1: "hello".to_string(), p2: i };
let r = a.store(&cache);
assert!(r.is_ok());
}
let r = A::get(&cache, "hello:1");
assert!(r.is_ok());
assert_eq!(r.unwrap().p2, 1);
let r = B::get(&cache, "b:1");
assert!(r.is_ok());
assert_eq!(r.unwrap().id, 1);
// Iterate over all A elements
let mut v = A::all(&cache, "hello").unwrap();
v.sort_by_key(|a| a.p2);
for (i, a) in v.iter().enumerate() {
assert_eq!(a.p2, (i+1) as u32);
}
// Iterate over all B elements
let mut v = B::all(&cache, "b").unwrap();
v.sort_by_key(|b| b.id);
for (i, b) in v.iter().enumerate() {
assert_eq!(b.id, (i+1) as u32);
}
}
#[test]
fn iterate_write_test() {
let cache = Cache::new().unwrap();
//inserting other objects in cache
for i in 1..10 {
let b = B{ id: i, complex: vec![] };
let r = b.store(&cache);
assert!(r.is_ok());
}
// Iterate over all B elements
let all = B::all(&cache, "b").unwrap();
for mut b in all {
b.complex.push("UPDATED".to_string());
b.store(&cache).unwrap();
}
// Iterate over all B elements
B::iter(&cache, "b", |b| {
assert_eq!(b.complex.len(), 1);
Continue(true)
}).unwrap();
}
#[test]
fn thread_test() {
use std::thread;
let cache = Cache::new().unwrap();
let b = B{ id: 1, complex: vec![] };
let _ = b.store(&cache);
let cache2 = cache.clone();
let join_handle: thread::JoinHandle<_> =
thread::spawn(move || {
let mut b = B::get(&cache2, "b:1").unwrap();
assert_eq!(b.complex.len(), 0);
b.complex.push("modified".to_string());
let _ = b.store(&cache2);
});
// waiting for the thread to finish
join_handle.join().unwrap();
let b = B::get(&cache, "b:1").unwrap();
assert_eq!(b.id, 1);
assert_eq!(b.complex.len(), 1);
assert_eq!(&b.complex[0][..], "modified");
}
|
