new tests

Author: GiggleLiu

src/testsuite/mapreduce.jl

@@ -55,6 +55,13 @@ function test_mapreduce(AT)
                 @test !(A ≈ B)
                 @test !(A ≈ Array(B))
                 @test !(Array(A) ≈ B)
+
+
+                ca = AT(randn(ComplexF64,3,3))
+                cb = copy(ca)
+                cb[1:1, 1:1] .+= 1e-7im
+                @test isapprox(ca, cb, atol=1e-5)
+                @test !isapprox(ca, cb, atol=1e-9)
             end
         end
     end