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// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
//! This integration test should model how the RLB is used when embedded in another Rust application
//! (e.g. FOG/Firefox Desktop).
//!
//! We write a single test scenario per file to avoid any state keeping across runs
//! (different files run as different processes).
mod common;
use glean::ConfigurationBuilder;
mod metrics {
use glean::private::*;
use glean::{HistogramType, Lifetime};
use glean_core::CommonMetricData;
use once_cell::sync::Lazy;
#[allow(non_upper_case_globals)]
pub static measure: Lazy<CustomDistributionMetric> = Lazy::new(|| {
CustomDistributionMetric::new(
CommonMetricData {
name: "measure".into(),
category: "sample".into(),
send_in_pings: vec!["validation".into()],
lifetime: Lifetime::Ping,
disabled: false,
..Default::default()
},
0,
100,
100,
HistogramType::Linear,
)
});
}
/// Test scenario: Ensure buffered accumulation works.
#[test]
fn buffered_memory_distribution_works() {
common::enable_test_logging();
let dir = tempfile::tempdir().unwrap();
let tmpname = dir.path().to_path_buf();
let cfg = ConfigurationBuilder::new(true, tmpname, "firefox-desktop")
.with_server_endpoint("invalid-test-host")
.build();
common::initialize(cfg);
let mut buffer = metrics::measure.start_buffer();
for _ in 0..3 {
buffer.accumulate(10);
}
// Nothing accumulated while buffer uncommitted.
assert_eq!(None, metrics::measure.test_get_value(None));
// Commit buffer by dropping it.
drop(buffer);
let data = metrics::measure.test_get_value(None).unwrap();
assert_eq!(3, data.count);
assert_eq!(30, data.sum);
let mut buffer = metrics::measure.start_buffer();
for _ in 0..3 {
buffer.accumulate(10);
}
// Don't record any of this data into the metric.
buffer.abandon();
// Metric is unchanged.
let data = metrics::measure.test_get_value(None).unwrap();
assert_eq!(3, data.count);
assert_eq!(30, data.sum);
glean::shutdown(); // Cleanly shut down at the end of the test.
}