fix test_conv2d (#14330)

test=develop

python/paddle/fluid/tests/unittests/test_conv2d_op.py

@@ -225,29 +225,29 @@ class TestWithInput1x1Filter1x1(TestConv2dOp):
 #----------------Conv2dCUDNN----------------
 
 
-def create_test_cudnn_class(parent, cls_name):
+def create_test_cudnn_class(parent):
     @unittest.skipIf(not core.is_compiled_with_cuda(),
                      "core is not compiled with CUDA")
     class TestCUDNNCase(parent):
         def init_kernel_type(self):
             self.use_cudnn = True
 
-    cls_name = "{0}".format(cls_name)
+    cls_name = "{0}_{1}".format(parent.__name__, "CUDNN")
     TestCUDNNCase.__name__ = cls_name
     globals()[cls_name] = TestCUDNNCase
 
 
-create_test_cudnn_class(TestConv2dOp, "TestPool2DCUDNNOp")
-create_test_cudnn_class(TestWithPad, "TestPool2DCUDNNOpCase1")
-create_test_cudnn_class(TestWithStride, "TestPool2DCUDNNOpCase2")
-create_test_cudnn_class(TestWithGroup, "TestPool2DCUDNNOpCase3")
-create_test_cudnn_class(TestWith1x1, "TestPool2DCUDNNOpCase4")
-create_test_cudnn_class(TestWithInput1x1Filter1x1, "TestPool2DCUDNNOpCase4")
+create_test_cudnn_class(TestConv2dOp)
+create_test_cudnn_class(TestWithPad)
+create_test_cudnn_class(TestWithStride)
+create_test_cudnn_class(TestWithGroup)
+create_test_cudnn_class(TestWith1x1)
+create_test_cudnn_class(TestWithInput1x1Filter1x1)
 
 #----------------Conv2dCUDNN----------------
 
 
-def create_test_cudnn_fp16_class(parent, cls_name, grad_check=True):
+def create_test_cudnn_fp16_class(parent, grad_check=True):
     @unittest.skipIf(not core.is_compiled_with_cuda(),
                      "core is not compiled with CUDA")
     class TestConv2DCUDNNFp16(parent):
@@ -279,23 +279,17 @@ def create_test_cudnn_fp16_class(parent, cls_name, grad_check=True):
                     max_relative_error=0.02,
                     no_grad_set=set(['Input']))
 
-    cls_name = "{0}".format(cls_name)
+    cls_name = "{0}_{1}".format(parent.__name__, "CUDNNFp16")
     TestConv2DCUDNNFp16.__name__ = cls_name
     globals()[cls_name] = TestConv2DCUDNNFp16
 
 
-create_test_cudnn_fp16_class(
-    TestConv2dOp, "TestPool2DCUDNNFp16Op", grad_check=False)
-create_test_cudnn_fp16_class(
-    TestWithPad, "TestPool2DCUDNNFp16OpCase1", grad_check=False)
-create_test_cudnn_fp16_class(
-    TestWithStride, "TestPool2DCUDNNFp16OpCase2", grad_check=False)
-create_test_cudnn_fp16_class(
-    TestWithGroup, "TestPool2DCUDNNFp16OpCase3", grad_check=False)
-create_test_cudnn_fp16_class(
-    TestWith1x1, "TestPool2DCUDNNFp16OpCase4", grad_check=False)
-create_test_cudnn_fp16_class(
-    TestWithInput1x1Filter1x1, "TestPool2DCUDNNFp16OpCase4", grad_check=False)
+create_test_cudnn_fp16_class(TestConv2dOp, grad_check=False)
+create_test_cudnn_fp16_class(TestWithPad, grad_check=False)
+create_test_cudnn_fp16_class(TestWithStride, grad_check=False)
+create_test_cudnn_fp16_class(TestWithGroup, grad_check=False)
+create_test_cudnn_fp16_class(TestWith1x1, grad_check=False)
+create_test_cudnn_fp16_class(TestWithInput1x1Filter1x1, grad_check=False)
 
 # -------TestDepthwiseConv