Add Op UnitTest for expand_dims (PaddlePaddle#1384)

* fix

* fix

* fix

* fix

* fix

* fix

python/tests/ops/test_expand_dims.py

@@ -14,11 +14,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import unittest
-import numpy as np
 from op_test import OpTest, OpTestTool
+from op_test_helper import TestCaseHelper
 import paddle
-import cinn
 from cinn.frontend import *
 from cinn.common import *
 
@@ -27,20 +25,16 @@
                     "x86 test will be skipped due to timeout.")
 class TestExpandDimsOp(OpTest):
     def setUp(self):
+        print(f"\nRunning {self.__class__.__name__}: {self.case}")
         self.init_case()
 
     def init_case(self):
-        self.inputs = {
-            "x": np.random.random([
-                32,
-                64,
-            ]).astype("float32")
-        }
-        self.axes = [0]
+        self.x_np = self.random(
+            shape=self.case["x_shape"], dtype=self.case["x_dtype"])
 
     def build_paddle_program(self, target):
-        x = paddle.to_tensor(self.inputs["x"], stop_gradient=True)
-        out = paddle.unsqueeze(x, self.axes)
+        x = paddle.to_tensor(self.x_np, stop_gradient=True)
+        out = paddle.unsqueeze(x, self.case["axes_shape"])
 
         self.paddle_outputs = [out]
 
@@ -49,43 +43,103 @@ def build_paddle_program(self, target):
     def build_cinn_program(self, target):
         builder = NetBuilder("expand_dims")
         x = builder.create_input(
-            self.nptype2cinntype(self.inputs["x"].dtype),
-            self.inputs["x"].shape, "x")
-        out = builder.expand_dims(x, self.axes)
+            self.nptype2cinntype(self.case["x_dtype"]), self.case["x_shape"],
+            "x")
+        out = builder.expand_dims(x, self.case["axes_shape"])
 
         prog = builder.build()
-        res = self.get_cinn_output(prog, target, [x], [self.inputs["x"]],
-                                   [out])
+        res = self.get_cinn_output(prog, target, [x], [self.x_np], [out])
 
-        self.cinn_outputs = res
+        self.cinn_outputs = [res[0]]
 
     def test_check_results(self):
-        self.check_outputs_and_grads()
-
-
-class TestExpandDimsCase1(TestExpandDimsOp):
-    def init_case(self):
-        self.inputs = {"x": np.random.random([2, 3, 4]).astype("float32")}
-        self.axes = [0, 2, 4]
-
-
-class TestExpandDimsCase2(TestExpandDimsOp):
-    def init_case(self):
-        self.inputs = {"x": np.random.random([2, 3, 4]).astype("float32")}
-        self.axes = [3, 4, 5]
-
-
-class TestExpandDimsCase3(TestExpandDimsOp):
-    def init_case(self):
-        self.inputs = {"x": np.random.random([2, 3, 4]).astype("float16")}
-        self.axes = [3, 4, 5]
-
-
-class TestExpandDimsCase4(TestExpandDimsOp):
-    def init_case(self):
-        self.inputs = {"x": np.random.random([2, 3, 4]).astype("int64")}
-        self.axes = [3, 4, 5]
+        max_relative_error = self.case[
+            "max_relative_error"] if "max_relative_error" in self.case else 1e-5
+        self.check_outputs_and_grads(max_relative_error=max_relative_error)
+
+
+class TestExpandDimsAll(TestCaseHelper):
+    def init_attrs(self):
+        self.class_name = "TestExpandDimsOpCase"
+        self.cls = TestExpandDimsOp
+        self.inputs = [
+            {
+                "x_shape": [1],
+                "axes_shape": [0],
+            },
+            {
+                "x_shape": [1024],
+                "axes_shape": [0, 1],
+            },
+            {
+                "x_shape": [32, 64],
+                "axes_shape": [0, 2],
+            },
+            {
+                "x_shape": [32, 64],
+                "axes_shape": [0, 1, 2],
+            },
+            {
+                "x_shape": [32, 64, 128],
+                "axes_shape": [0, 1, 2],
+            },
+            {
+                "x_shape": [32, 64, 128],
+                "axes_shape": [1, 2, 3],
+            },
+            {
+                "x_shape": [128, 64, 32, 16],
+                "axes_shape": [0, 1],
+            },
+            {
+                "x_shape": [128, 64, 32, 16],
+                "axes_shape": [3, 4],
+            },
+            {
+                "x_shape": [16, 8, 4, 2, 1],
+                "axes_shape": [2],
+            },
+            {
+                "x_shape": [16, 8, 4, 2, 1],
+                "axes_shape": [5],
+            },
+        ]
+        self.dtypes = [
+            #{
+            #    "x_dtype": "bool",
+            #    "axes_dtype": "int32",
+            #},
+            #{
+            #    "x_dtype": "int8",
+            #    "axes_dtype": "int32",
+            #},
+            #{
+            #    "x_dtype": "int16",
+            #    "axes_dtype": "int32",
+            #},
+            #{
+            #    "x_dtype": "int32",
+            #    "axes_dtype": "int32",
+            #},
+            #{
+            #    "x_dtype": "int64",
+            #    "axes_dtype": "int32",
+            #},
+            #{
+            #    "x_dtype": "float16",
+            #    "max_relative_error": 1e-3,
+            #    "axes_dtype": "int32",
+            #},
+            {
+                "x_dtype": "float32",
+            },
+            #{
+            #    "x_dtype": "float64",
+            #    "axes_dtype": "int32",
+            #},
+        ]
+        self.attrs = []
 
 
 if __name__ == "__main__":
-    unittest.main()
+    TestExpandDimsAll().run()