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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:43 +0000 |
commit | 3e3e70d529d8c7d7c4d7bc4fefc9f109393b9245 (patch) | |
tree | daf049b282ab10e8c3d03e409b3cd84ff3f7690c /vendor/tracing-subscriber/tests/layer_filters/boxed.rs | |
parent | Adding debian version 1.68.2+dfsg1-1. (diff) | |
download | rustc-3e3e70d529d8c7d7c4d7bc4fefc9f109393b9245.tar.xz rustc-3e3e70d529d8c7d7c4d7bc4fefc9f109393b9245.zip |
Merging upstream version 1.69.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/tracing-subscriber/tests/layer_filters/boxed.rs')
-rw-r--r-- | vendor/tracing-subscriber/tests/layer_filters/boxed.rs | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/vendor/tracing-subscriber/tests/layer_filters/boxed.rs b/vendor/tracing-subscriber/tests/layer_filters/boxed.rs new file mode 100644 index 000000000..0fe37188e --- /dev/null +++ b/vendor/tracing-subscriber/tests/layer_filters/boxed.rs @@ -0,0 +1,42 @@ +use super::*; +use tracing_subscriber::{filter, prelude::*, Layer}; + +fn layer() -> (ExpectLayer, subscriber::MockHandle) { + layer::mock().done().run_with_handle() +} + +fn filter<S>() -> filter::DynFilterFn<S> { + // Use dynamic filter fn to disable interest caching and max-level hints, + // allowing us to put all of these tests in the same file. + filter::dynamic_filter_fn(|_, _| false) +} + +/// reproduces https://github.com/tokio-rs/tracing/issues/1563#issuecomment-921363629 +#[test] +fn box_works() { + let (layer, handle) = layer(); + let layer = Box::new(layer.with_filter(filter())); + + let _guard = tracing_subscriber::registry().with(layer).set_default(); + + for i in 0..2 { + tracing::info!(i); + } + + handle.assert_finished(); +} + +/// the same as `box_works` but with a type-erased `Box`. +#[test] +fn dyn_box_works() { + let (layer, handle) = layer(); + let layer: Box<dyn Layer<_> + Send + Sync + 'static> = Box::new(layer.with_filter(filter())); + + let _guard = tracing_subscriber::registry().with(layer).set_default(); + + for i in 0..2 { + tracing::info!(i); + } + + handle.assert_finished(); +} |