Merge pull request #186 from JuliaDiff/dw/tests

Update tests

Author: devmotion

test/derivatives/LinAlgTests.jl

@@ -213,21 +213,20 @@ for f in (
     mean,
     y -> dot(vec(y), vec(y)),
     y -> vec(y)' * vec(y),
+    y -> transpose(vec(y)) * vec(y),
     y -> vec(y)' * ones(length(y)),
+    y -> transpose(vec(y)) * ones(length(y)),
     y -> ones(length(y))' * vec(y),
+    y -> transpose(ones(length(y))) * vec(y),
 )
     test_println("Array -> Number functions", f)
     test_arr2num(f, x, tp)
 end
 
 for f in (
     y -> vec(y)' * Matrix{Float64}(I, length(y), length(y)) * vec(y),
-    y -> transpose(vec(y)) * vec(y),
-    y -> transpose(vec(y)) * ones(length(y)),
-    y -> transpose(ones(length(y))) * vec(y),
 )
     test_println("Array -> Number functions", f)
-    # TODO: transpose needs investigation; it is giving an unusually large tape length here
     test_arr2num(f, x, tp, ignore_tape_length=true)
 end