Add tests for rem2pi for NaN values

JuliaLang · Jun 24, 2020 · d9dbec7 · d9dbec7
1 parent 698944e
commit d9dbec7
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/test/numbers.jl b/test/numbers.jl
@@ -2509,6 +2509,13 @@ end
     @test rem2pi(T(-4), RoundUp)      == -4
 end
 
+@testset "PR #36420 $T" for T in (Float16, Float32, Float64)
+    @test rem2pi(T(NaN), RoundToZero)  === T(NaN)
+    @test rem2pi(T(NaN), RoundNearest) === T(NaN)
+    @test rem2pi(T(NaN), RoundDown)    === T(NaN)
+    @test rem2pi(T(NaN), RoundUp)      === T(NaN)
+end
+
 import Base.^
 struct PR20530; end
 struct PR20889; x; end