Include explicit test of Return Types

JuliaMath · Feb 11, 2019 · 1819dd6 · 1819dd6
1 parent 6727b12
commit 1819dd6
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/test/runtests.jl b/test/runtests.jl
@@ -527,6 +527,16 @@ end
             @test x ÷ 2one(x) === x ÷ 2 === FD2(x.i ÷ FD2(2).i)
         end
     end
+    @testset "return types" begin
+        @test div(2one(FD2), 3) isa FD2
+        @test one(FD2) ÷ one(FD2) isa FD2
+
+        # Promotion to bigger type
+        @test one(FD4) ÷ one(FD2) isa FD4
+        @test one(FD2) ÷ one(FD4) isa FD4
+
+        @test one(FD{Int32, 2}) ÷ one(FD{Int64, 6}) isa FD{Int64, 6}
+    end
 end
 
 @testset "abs, sign" begin