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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:41 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:41 +0000
commit4f9fe856a25ab29345b90e7725509e9ee38a37be (patch)
treee4ffd8a9374cae7b21f7cbfb352927e0e074aff6 /vendor/tracing-subscriber/tests/vec.rs
parentAdding upstream version 1.68.2+dfsg1. (diff)
downloadrustc-4f9fe856a25ab29345b90e7725509e9ee38a37be.tar.xz
rustc-4f9fe856a25ab29345b90e7725509e9ee38a37be.zip
Adding upstream version 1.69.0+dfsg1.upstream/1.69.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--vendor/tracing-subscriber/tests/vec.rs19
1 files changed, 19 insertions, 0 deletions
diff --git a/vendor/tracing-subscriber/tests/vec.rs b/vendor/tracing-subscriber/tests/vec.rs
new file mode 100644
index 000000000..92abf0bff
--- /dev/null
+++ b/vendor/tracing-subscriber/tests/vec.rs
@@ -0,0 +1,19 @@
+#![cfg(feature = "registry")]
+use tracing::level_filters::LevelFilter;
+use tracing::Subscriber;
+use tracing_subscriber::prelude::*;
+
+#[test]
+fn just_empty_vec() {
+ // Just a None means everything is off
+ let subscriber = tracing_subscriber::registry().with(Vec::<LevelFilter>::new());
+ assert_eq!(subscriber.max_level_hint(), Some(LevelFilter::OFF));
+}
+
+#[test]
+fn layer_and_empty_vec() {
+ let subscriber = tracing_subscriber::registry()
+ .with(LevelFilter::INFO)
+ .with(Vec::<LevelFilter>::new());
+ assert_eq!(subscriber.max_level_hint(), Some(LevelFilter::INFO));
+}