graphile_worker 0.13.3

High performance Rust/PostgreSQL job queue (also suitable for getting jobs generated by PostgreSQL triggers/functions out into a different work queue)
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131

use super::*;

#[tokio::test]
async fn test_observer_hooks_are_called() {
    with_test_db(|test_db| async move {
        let utils = test_db.worker_utils();
        utils.migrate().await.expect("Failed to migrate");

        let plugin = TestHooksPlugin::new();
        let counters = plugin.counters();

        let worker_fut = spawn_local({
            let database = test_db.database.clone();
            async move {
                Worker::options()
                    .database(database)
                    .concurrency(2)
                    .define_job::<TestJob>()
                    .add_plugin(plugin)
                    .init()
                    .await
                    .expect("Failed to create worker")
                    .run()
                    .await
                    .expect("Failed to run worker");
            }
        });

        let c = counters.clone();
        wait_for_condition(
            || c.worker_start.load(Ordering::SeqCst) >= 1,
            5,
            "Worker should have started",
        )
        .await;
        assert_eq!(counters.worker_start.load(Ordering::SeqCst), 1);

        utils
            .add_job(
                TestJob {
                    value: 1,
                    skip: false,
                    force_fail: false,
                    should_error: false,
                },
                JobSpec::default(),
            )
            .await
            .expect("Failed to add job");

        let c = counters.clone();
        wait_for_condition(
            || c.job_complete.load(Ordering::SeqCst) >= 1,
            5,
            "Job should have completed",
        )
        .await;

        assert_eq!(counters.job_fetch.load(Ordering::SeqCst), 1);
        assert_eq!(counters.before_job_run.load(Ordering::SeqCst), 1);
        assert_eq!(counters.job_start.load(Ordering::SeqCst), 1);
        assert_eq!(counters.job_complete.load(Ordering::SeqCst), 1);
        assert_eq!(counters.job_fail.load(Ordering::SeqCst), 0);

        worker_fut.abort();
    })
    .await;
}
#[tokio::test]
async fn test_multiple_plugins() {
    with_test_db(|test_db| async move {
        let utils = test_db.worker_utils();
        utils.migrate().await.expect("Failed to migrate");

        let plugin1 = TestHooksPlugin::new();
        let plugin2 = TestHooksPlugin::new();
        let counters1 = plugin1.counters();
        let counters2 = plugin2.counters();

        let worker_fut = spawn_local({
            let database = test_db.database.clone();
            async move {
                Worker::options()
                    .database(database)
                    .concurrency(2)
                    .define_job::<TestJob>()
                    .add_plugin(plugin1)
                    .add_plugin(plugin2)
                    .init()
                    .await
                    .expect("Failed to create worker")
                    .run()
                    .await
                    .expect("Failed to run worker");
            }
        });

        utils
            .add_job(
                TestJob {
                    value: 1,
                    skip: false,
                    force_fail: false,
                    should_error: false,
                },
                JobSpec::default(),
            )
            .await
            .expect("Failed to add job");

        let c1 = counters1.clone();
        let c2 = counters2.clone();
        wait_for_condition(
            || {
                c1.job_complete.load(Ordering::SeqCst) >= 1
                    && c2.job_complete.load(Ordering::SeqCst) >= 1
            },
            5,
            "Both plugins should have seen job complete",
        )
        .await;

        assert_eq!(counters1.job_start.load(Ordering::SeqCst), 1);
        assert_eq!(counters2.job_start.load(Ordering::SeqCst), 1);
        assert_eq!(counters1.job_complete.load(Ordering::SeqCst), 1);
        assert_eq!(counters2.job_complete.load(Ordering::SeqCst), 1);

        worker_fut.abort();
    })
    .await;
}