28 lines
835 B
Rust
28 lines
835 B
Rust
#![cfg(all(feature = "registry", feature = "std"))]
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//! Test that `on_register_dispatch` is called on both layers when a layered
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//! subscriber is set as the default.
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use tracing_mock::layer;
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use tracing_subscriber::layer::SubscriberExt;
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#[test]
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fn on_register_dispatch_is_called() {
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let (inner_layer, inner_handle) = layer::named("inner")
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.on_register_dispatch()
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.run_with_handle();
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let (outer_layer, outer_handle) = layer::named("outer")
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.on_register_dispatch()
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.run_with_handle();
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let subscriber = tracing_subscriber::registry()
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.with(inner_layer)
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.with(outer_layer);
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tracing::subscriber::with_default(subscriber, || {});
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// Verify that on_register_dispatch was called on both layers
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inner_handle.assert_finished();
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outer_handle.assert_finished();
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}
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