Add minor tests: reduce on empty array and type-stability for prod fu…

…nction (#31205)
JuliaLang · Mar 1, 2019 · 91b1271 · 91b1271
1 parent 8639dc1
commit 91b1271
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/test/reduce.jl b/test/reduce.jl
@@ -50,6 +50,7 @@ using .Main.OffsetArrays
 @test mapreduce(-, +, Vector(range(1.0, stop=10000.0, length=10000))) == -50005000.0
 # empty mr
 @test mapreduce(abs2, +, Float64[]) === 0.0
+@test mapreduce(abs2, *, Float64[]) === 1.0
 @test mapreduce(abs2, max, Float64[]) === 0.0
 @test mapreduce(abs, max, Float64[]) === 0.0
 @test_throws ArgumentError mapreduce(abs2, &, Float64[])
@@ -155,6 +156,7 @@ end
 
 @test prod([3]) === 3
 @test prod([Int8(3)]) === Int(3)
+@test prod([UInt8(3)]) === UInt(3)
 @test prod([3.0]) === 3.0
 
 @test prod(z) === 120