Add test for invperm for incorrect permutation (JuliaLang#47869)

tekverkp · Jan 4, 2023 · b6794f9 · b6794f9
1 parent b604fc9
commit b6794f9
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/test/combinatorics.jl b/test/combinatorics.jl
@@ -34,6 +34,7 @@ end
  @test invperm((1,2)) == (1,2)
  @test invperm((2,1)) == (2,1)
  @test_throws ArgumentError invperm((1,3))
+ @test_throws ArgumentError invperm((1,1))
 
  push!(p, 1)
  @test !isperm(p)