ad9ef79d73
Similarly, `tracing-flame`'s tests also use the unmaintained `tempdir` crate. This commit replaces it with `tempfile`. Signed-off-by: Eliza Weisman <eliza@buoyant.io>
45 lines
1.3 KiB
Rust
45 lines
1.3 KiB
Rust
use std::thread::sleep;
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use std::time::Duration;
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use tracing::{span, Level};
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use tracing_flame::FlameSubscriber;
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use tracing_subscriber::{prelude::*, registry::Registry};
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#[test]
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fn capture_supported() {
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{
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let tmp_dir = tempfile::Builder::new()
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.prefix("tracing-flamegraph-test-")
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.tempdir()
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.expect("failed to create tempdir");
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let (flame_layer, _guard) =
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FlameSubscriber::with_file(tmp_dir.path().join("tracing.folded")).unwrap();
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let subscriber = Registry::default().with(flame_layer);
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tracing::collect::set_global_default(subscriber).expect("Could not set global default");
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{
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let span = span!(Level::ERROR, "outer");
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let _guard = span.enter();
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sleep(Duration::from_millis(10));
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{
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let span = span!(Level::ERROR, "Inner");
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let _guard = span.enter();
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sleep(Duration::from_millis(50));
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{
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let span = span!(Level::ERROR, "Innermost");
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let _guard = span.enter();
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sleep(Duration::from_millis(50));
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}
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}
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sleep(Duration::from_millis(5));
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}
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sleep(Duration::from_millis(500));
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tmp_dir.close().expect("failed to delete tempdir");
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}
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}
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