aw-transform: Add benchmark for filter_period_intersect

Author: johan-bjareholt

aw-transform/benches/bench.rs

@@ -0,0 +1,56 @@
+#![feature(test)]
+extern crate aw_models;
+extern crate aw_transform;
+extern crate serde_json;
+extern crate test;
+
+use chrono::Duration;
+use serde_json::json;
+use serde_json::Map;
+use serde_json::Value;
+use test::Bencher;
+
+use aw_models::Event;
+use aw_transform::*;
+
+// TODO: Move me to an appropriate place
+#[macro_export]
+macro_rules! json_map {
+    { $( $key:literal : $value:expr),* } => {{
+        use serde_json::Value;
+        use serde_json::map::Map;
+        #[allow(unused_mut)]
+        let mut map : Map<String, Value> = Map::new();
+        $(
+          map.insert( $key.to_string(), json!($value) );
+        )*
+        map
+    }};
+}
+
+fn create_events(num_events: i64) -> Vec<Event> {
+    let mut possible_data = Vec::<Map<String, Value>>::new();
+    for i in 0..20 {
+        possible_data.push(json_map! {"number": i});
+    }
+    let mut event_list = Vec::new();
+    for i in 0..num_events {
+        let e = Event {
+            id: None,
+            timestamp: chrono::Utc::now() + Duration::seconds(i),
+            duration: Duration::seconds(10),
+            data: possible_data[i as usize % 20].clone(),
+        };
+        event_list.push(e);
+    }
+    event_list
+}
+
+#[bench]
+fn bench_filter_period_intersect(b: &mut Bencher) {
+    let events2 = create_events(1000);
+    b.iter(|| {
+        let events1 = create_events(1000);
+        filter_period_intersect(&events1, &events2);
+    });
+}