test: test cases in issue #185 for Binomial inverse_cdf

statrs-dev · May 23, 2024 · bc911eb · bc911eb
1 parent 07a5abe
commit bc911eb
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/distribution/binomial.rs b/src/distribution/binomial.rs
@@ -569,6 +569,9 @@ mod tests {
     fn test_inverse_cdf() {
         let invcdf = |arg: f64| move |x: Binomial| x.inverse_cdf(arg);
         test_case(0.4, 5, 2, invcdf(0.3456));
+
+        // cases in issue #185
+        test_case(0.018, 465, 1, invcdf(3.472e-4));
         test_case(0.5, 6, 4, invcdf(0.75));
     }