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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /vendor/tracing-log/tests
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/tracing-log/tests')
-rw-r--r--vendor/tracing-log/tests/log_tracer.rs123
-rw-r--r--vendor/tracing-log/tests/reexport_log_crate.rs10
2 files changed, 133 insertions, 0 deletions
diff --git a/vendor/tracing-log/tests/log_tracer.rs b/vendor/tracing-log/tests/log_tracer.rs
new file mode 100644
index 000000000..a1bee93b6
--- /dev/null
+++ b/vendor/tracing-log/tests/log_tracer.rs
@@ -0,0 +1,123 @@
+use std::sync::{Arc, Mutex};
+use tracing::subscriber::with_default;
+use tracing_core::span::{Attributes, Record};
+use tracing_core::{span, Event, Level, LevelFilter, Metadata, Subscriber};
+use tracing_log::{LogTracer, NormalizeEvent};
+
+struct State {
+ last_normalized_metadata: Mutex<(bool, Option<OwnedMetadata>)>,
+}
+
+#[derive(PartialEq, Debug)]
+struct OwnedMetadata {
+ name: String,
+ target: String,
+ level: Level,
+ module_path: Option<String>,
+ file: Option<String>,
+ line: Option<u32>,
+}
+
+struct TestSubscriber(Arc<State>);
+
+impl Subscriber for TestSubscriber {
+ fn enabled(&self, meta: &Metadata<'_>) -> bool {
+ dbg!(meta);
+ true
+ }
+
+ fn max_level_hint(&self) -> Option<LevelFilter> {
+ Some(LevelFilter::from_level(Level::INFO))
+ }
+
+ fn new_span(&self, _span: &Attributes<'_>) -> span::Id {
+ span::Id::from_u64(42)
+ }
+
+ fn record(&self, _span: &span::Id, _values: &Record<'_>) {}
+
+ fn record_follows_from(&self, _span: &span::Id, _follows: &span::Id) {}
+
+ fn event(&self, event: &Event<'_>) {
+ dbg!(event);
+ *self.0.last_normalized_metadata.lock().unwrap() = (
+ event.is_log(),
+ event.normalized_metadata().map(|normalized| OwnedMetadata {
+ name: normalized.name().to_string(),
+ target: normalized.target().to_string(),
+ level: *normalized.level(),
+ module_path: normalized.module_path().map(String::from),
+ file: normalized.file().map(String::from),
+ line: normalized.line(),
+ }),
+ )
+ }
+
+ fn enter(&self, _span: &span::Id) {}
+
+ fn exit(&self, _span: &span::Id) {}
+}
+
+#[test]
+fn normalized_metadata() {
+ LogTracer::init().unwrap();
+ let me = Arc::new(State {
+ last_normalized_metadata: Mutex::new((false, None)),
+ });
+ let state = me.clone();
+
+ with_default(TestSubscriber(me), || {
+ log::info!("expected info log");
+ log::debug!("unexpected debug log");
+ let log = log::Record::builder()
+ .args(format_args!("Error!"))
+ .level(log::Level::Info)
+ .build();
+ log::logger().log(&log);
+ last(
+ &state,
+ true,
+ Some(OwnedMetadata {
+ name: "log event".to_string(),
+ target: "".to_string(),
+ level: Level::INFO,
+ module_path: None,
+ file: None,
+ line: None,
+ }),
+ );
+
+ let log = log::Record::builder()
+ .args(format_args!("Error!"))
+ .level(log::Level::Info)
+ .target("log_tracer_target")
+ .file(Some("server.rs"))
+ .line(Some(144))
+ .module_path(Some("log_tracer"))
+ .build();
+ log::logger().log(&log);
+ last(
+ &state,
+ true,
+ Some(OwnedMetadata {
+ name: "log event".to_string(),
+ target: "log_tracer_target".to_string(),
+ level: Level::INFO,
+ module_path: Some("log_tracer".to_string()),
+ file: Some("server.rs".to_string()),
+ line: Some(144),
+ }),
+ );
+
+ tracing::info!("test with a tracing info");
+ last(&state, false, None);
+ })
+}
+
+fn last(state: &State, should_be_log: bool, expected: Option<OwnedMetadata>) {
+ let lock = state.last_normalized_metadata.lock().unwrap();
+ let (is_log, metadata) = &*lock;
+ dbg!(&metadata);
+ assert_eq!(dbg!(*is_log), should_be_log);
+ assert_eq!(metadata.as_ref(), expected.as_ref());
+}
diff --git a/vendor/tracing-log/tests/reexport_log_crate.rs b/vendor/tracing-log/tests/reexport_log_crate.rs
new file mode 100644
index 000000000..1540941f2
--- /dev/null
+++ b/vendor/tracing-log/tests/reexport_log_crate.rs
@@ -0,0 +1,10 @@
+use tracing_log::{log::LevelFilter, LogTracer};
+
+/// This test makes sure we can access `log::LevelFilter` through the `tracing_log` crate and don't
+/// have to depend on `log` separately.
+///
+/// See https://github.com/tokio-rs/tracing/issues/552.
+#[test]
+fn can_initialize_log_tracer_with_level() {
+ LogTracer::init_with_filter(LevelFilter::Error).unwrap();
+}