1 use super::*;
2 use tracing_mock::{event, expect, layer::MockLayer};
3
4 #[test]
basic_trees()5 fn basic_trees() {
6 let (with_target, with_target_handle) = layer::named("info_with_target")
7 .event(
8 expect::event()
9 .at_level(Level::INFO)
10 .with_target("my_target"),
11 )
12 .only()
13 .run_with_handle();
14
15 let (info, info_handle) = layer::named("info")
16 .event(
17 expect::event()
18 .at_level(Level::INFO)
19 .with_target(module_path!()),
20 )
21 .event(
22 expect::event()
23 .at_level(Level::INFO)
24 .with_target("my_target"),
25 )
26 .only()
27 .run_with_handle();
28
29 let (all, all_handle) = layer::named("all")
30 .event(
31 expect::event()
32 .at_level(Level::INFO)
33 .with_target(module_path!()),
34 )
35 .event(expect::event().at_level(Level::TRACE))
36 .event(
37 expect::event()
38 .at_level(Level::INFO)
39 .with_target("my_target"),
40 )
41 .event(
42 expect::event()
43 .at_level(Level::TRACE)
44 .with_target("my_target"),
45 )
46 .only()
47 .run_with_handle();
48
49 let info_tree = info
50 .and_then(
51 with_target.with_filter(filter::filter_fn(|meta| dbg!(meta.target()) == "my_target")),
52 )
53 .with_filter(LevelFilter::INFO);
54
55 let subscriber = tracing_subscriber::registry().with(info_tree).with(all);
56 let _guard = dbg!(subscriber).set_default();
57
58 tracing::info!("hello world");
59 tracing::trace!("hello trace");
60 tracing::info!(target: "my_target", "hi to my target");
61 tracing::trace!(target: "my_target", "hi to my target at trace");
62
63 all_handle.assert_finished();
64 info_handle.assert_finished();
65 with_target_handle.assert_finished();
66 }
67
68 #[test]
filter_span_scopes()69 fn filter_span_scopes() {
70 fn target_layer(target: &'static str) -> (MockLayer, subscriber::MockHandle) {
71 layer::named(format!("target_{}", target))
72 .enter(expect::span().with_target(target).at_level(Level::INFO))
73 .event(event::msg("hello world").in_scope(vec![
74 expect::span().with_target(target).at_level(Level::INFO),
75 ]))
76 .exit(expect::span().with_target(target).at_level(Level::INFO))
77 .only()
78 .run_with_handle()
79 }
80
81 let (a_layer, a_handle) = target_layer("a");
82 let (b_layer, b_handle) = target_layer("b");
83 let (info_layer, info_handle) = layer::named("info")
84 .enter(expect::span().with_target("b").at_level(Level::INFO))
85 .enter(expect::span().with_target("a").at_level(Level::INFO))
86 .event(event::msg("hello world").in_scope(vec![
87 expect::span().with_target("a").at_level(Level::INFO),
88 expect::span().with_target("b").at_level(Level::INFO),
89 ]))
90 .exit(expect::span().with_target("a").at_level(Level::INFO))
91 .exit(expect::span().with_target("b").at_level(Level::INFO))
92 .only()
93 .run_with_handle();
94
95 let full_scope = vec![
96 expect::span().with_target("b").at_level(Level::TRACE),
97 expect::span().with_target("a").at_level(Level::INFO),
98 expect::span().with_target("b").at_level(Level::INFO),
99 expect::span().with_target("a").at_level(Level::TRACE),
100 ];
101 let (all_layer, all_handle) = layer::named("all")
102 .enter(expect::span().with_target("a").at_level(Level::TRACE))
103 .enter(expect::span().with_target("b").at_level(Level::INFO))
104 .enter(expect::span().with_target("a").at_level(Level::INFO))
105 .enter(expect::span().with_target("b").at_level(Level::TRACE))
106 .event(event::msg("hello world").in_scope(full_scope.clone()))
107 .event(
108 event::msg("hello to my target")
109 .with_target("a")
110 .in_scope(full_scope.clone()),
111 )
112 .event(
113 event::msg("hello to my target")
114 .with_target("b")
115 .in_scope(full_scope),
116 )
117 .exit(expect::span().with_target("b").at_level(Level::TRACE))
118 .exit(expect::span().with_target("a").at_level(Level::INFO))
119 .exit(expect::span().with_target("b").at_level(Level::INFO))
120 .exit(expect::span().with_target("a").at_level(Level::TRACE))
121 .only()
122 .run_with_handle();
123
124 let a_layer = a_layer.with_filter(filter::filter_fn(|meta| {
125 let target = meta.target();
126 target == "a" || target == module_path!()
127 }));
128
129 let b_layer = b_layer.with_filter(filter::filter_fn(|meta| {
130 let target = meta.target();
131 target == "b" || target == module_path!()
132 }));
133
134 let info_tree = info_layer
135 .and_then(a_layer)
136 .and_then(b_layer)
137 .with_filter(LevelFilter::INFO);
138
139 let subscriber = tracing_subscriber::registry()
140 .with(info_tree)
141 .with(all_layer);
142 let _guard = dbg!(subscriber).set_default();
143
144 {
145 let _a1 = tracing::trace_span!(target: "a", "a/trace").entered();
146 let _b1 = tracing::info_span!(target: "b", "b/info").entered();
147 let _a2 = tracing::info_span!(target: "a", "a/info").entered();
148 let _b2 = tracing::trace_span!(target: "b", "b/trace").entered();
149 tracing::info!("hello world");
150 tracing::debug!(target: "a", "hello to my target");
151 tracing::debug!(target: "b", "hello to my target");
152 }
153
154 all_handle.assert_finished();
155 info_handle.assert_finished();
156 a_handle.assert_finished();
157 b_handle.assert_finished();
158 }
159