diff --git a/test/Function1D_Cuda_Test.cpp b/test/Function1D_Cuda_Test.cpp
index 78239cd..57818b5 100644
--- a/test/Function1D_Cuda_Test.cpp
+++ b/test/Function1D_Cuda_Test.cpp
@@ -270,3 +270,27 @@ TEST_F(Function1D_Cuda_Test, repmat)
         EXPECT_EQ(result1[i], result2[i]);
     }
 }
+
+TEST_F(Function1D_Cuda_Test, log)
+{
+    Aurora::Matrix hostMatrix = Aurora::Matrix::fromRawData(new float[8]{1.1,2.2,3.3,4.4,5.5,6.6,7.7,8.8}, 2,4);
+    Aurora::CudaMatrix deviceMatrix = hostMatrix.toDeviceMatrix();
+    
+    auto result1 = Aurora::log(hostMatrix);
+    auto result2 = Aurora::log(deviceMatrix).toHostMatrix();
+    EXPECT_EQ(result2.getDataSize(), result1.getDataSize());
+    EXPECT_EQ(result2.getValueType(), result1.getValueType());
+    for(size_t i=0; i<result1.getDataSize() * result1.getValueType(); ++i)
+    {
+        EXPECT_FLOAT_AE(result1[i], result2[i]);
+    }
+
+    result1 = Aurora::log(hostMatrix,3);
+    result2 = Aurora::log(deviceMatrix,3).toHostMatrix();
+    EXPECT_EQ(result2.getDataSize(), result1.getDataSize());
+    EXPECT_EQ(result2.getValueType(), result1.getValueType());
+    for(size_t i=0; i<result1.getDataSize() * result1.getValueType(); ++i)
+    {
+        EXPECT_FLOAT_AE(result1[i], result2[i]);
+    }
+}