added tests for isinf

JuliaDiff · Sep 18, 2015 · d59a0cf · d59a0cf
1 parent fb1193b
commit d59a0cf
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Showing 3 changed files with 15 additions and 3 deletions.
diff --git a/test/test_gradients.jl b/test/test_gradients.jl
@@ -97,8 +97,12 @@ for (test_partials, Grad) in ((test_partialstup, ForwardDiff.GradNumTup), (test_
     @test isconstant(const_grad) && isreal(const_grad)
     @test isconstant(zero(not_const_grad)) && isreal(zero(not_const_grad))
 
+    inf_grad = Grad{N,T}(Inf)
     @test isfinite(test_grad) && isfinite(test_val)
-    @test !isfinite(Grad{N,T}(Inf))
+    @test !(isfinite(inf_grad))
+
+    @test isinf(inf_grad)
+    @test !(isinf(test_grad))
 
     @test isless(test_grad-1, test_grad)
     @test isless(test_val-1, test_grad)

diff --git a/test/test_hessians.jl b/test/test_hessians.jl
@@ -112,8 +112,12 @@ not_const_hess = HessianNumber(GradientNumber(one(T), map(one, test_partials)))
 @test isconstant(const_hess) && isreal(const_hess)
 @test isconstant(zero(not_const_hess)) && isreal(zero(not_const_hess))
 
+inf_hess = HessianNumber{N,T,C}(Inf)
 @test isfinite(test_hess) == isfinite(test_val)
-@test !isfinite(HessianNumber{N,T,C}(Inf))
+@test !isfinite(inf_hess)
+
+@test isinf(inf_hess)
+@test !(isinf(test_hess))
 
 @test isless(test_hess-1, test_hess)
 @test isless(test_val-1, test_hess)

diff --git a/test/test_tensors.jl b/test/test_tensors.jl
@@ -126,8 +126,12 @@ not_const_tens = TensorNumber(HessianNumber(GradientNumber(one(T), map(one, test
 @test isconstant(const_tens) && isreal(const_tens)
 @test isconstant(zero(not_const_tens)) && isreal(zero(not_const_tens))
 
+inf_tens = TensorNumber{N,T,C}(Inf)
 @test isfinite(test_tens) == isfinite(test_val)
-@test !isfinite(TensorNumber{N,T,C}(Inf))
+@test !isfinite(inf_tens)
+
+@test isinf(inf_tens)
+@test !(isinf(test_tens))
 
 @test isless(test_tens-1, test_tens)
 @test isless(test_val-1, test_tens)