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Explicitly test for disallowed self-cycles

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Bert Peters
2022-05-02 20:00:59 +02:00
parent 8926af4e13
commit ea8e0208a0
1 changed files with 8 additions and 0 deletions
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8
src/graph.rs
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@@ -226,6 +226,14 @@ mod tests {
use super::*; use super::*;
#[test]
fn test_no_self_cycle() {
// Regression test for https://github.com/bertptrs/tracing-mutex/issues/7
let mut graph = DiGraph::default();
assert!(!graph.add_edge(1, 1));
}
#[test] #[test]
fn test_digraph() { fn test_digraph() {
let mut graph = DiGraph::default(); let mut graph = DiGraph::default();