コード例 #1
0
    def test_matmul_biasadd_relu_fusion(self):
        tf.compat.v1.disable_eager_execution()

        input_constant_name = "input_constant"
        relu_name = "relu"
        float_graph_def = graph_pb2.GraphDef()
        input_constant = QuantizeGraphHelper.create_constant_node(
            input_constant_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[1, 2, 6, 1])
        float_graph_def.node.extend([input_constant])
        relu_node = QuantizeGraphHelper.create_node("Relu", relu_name,
                                                    [input_constant_name])
        QuantizeGraphHelper.set_attr_dtype(relu_node, "T", dtypes.float32)
        float_graph_def.node.extend([relu_node])

        b_constant_name = "b_constant"
        mat_mul_name = "mat_mul"

        b_constant = QuantizeGraphHelper.create_constant_node(
            b_constant_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[2, 6])
        float_graph_def.node.extend([b_constant])

        mat_mul_node = QuantizeGraphHelper.create_node(
            "MatMul", mat_mul_name, [relu_name, b_constant_name])
        QuantizeGraphHelper.set_attr_dtype(mat_mul_node, "T", dtypes.float32)
        QuantizeGraphHelper.set_attr_bool(mat_mul_node, "transpose_a", False)
        QuantizeGraphHelper.set_attr_bool(mat_mul_node, "transpose_b", False)
        float_graph_def.node.extend([mat_mul_node])

        bias_add_name = "bias_add"
        offset_constant_name = "offset_constant"

        offset_constant = QuantizeGraphHelper.create_constant_node(
            offset_constant_name,
            value=[1, 2, 3, 4, 5, 6],
            dtype=dtypes.float32,
            shape=[6])
        float_graph_def.node.extend([offset_constant])
        bias_add_node = QuantizeGraphHelper.create_node(
            "BiasAdd", bias_add_name, [mat_mul_name, offset_constant_name])
        QuantizeGraphHelper.set_attr_dtype(bias_add_node, "T", dtypes.float32)
        float_graph_def.node.extend([bias_add_node])

        post_relu_name = "post_relu"
        post_relu_node = QuantizeGraphHelper.create_node(
            "Relu", post_relu_name, [bias_add_name])
        float_graph_def.node.extend([post_relu_node])

        worker = FuseNodeStartWithMatmul(float_graph_def, mat_mul_name, False,
                                         mat_mul_name, 'cpu', False)
        output_graph = worker.apply_the_transform()
        found_quantized_matmul = False
        for i in output_graph.node:
            if i.op == 'QuantizedMatMulWithBiasAndRelu':
                found_quantized_matmul = True
                break

        self.assertEqual(found_quantized_matmul, True)
コード例 #2
0
    def test_remove_training_nodes_save_last_identity(self):
        tf.compat.v1.disable_eager_execution()

        input_constant_name = "input_constant"
        relu_name = "relu"
        float_graph_def = graph_pb2.GraphDef()
        input_constant = QuantizeGraphHelper.create_constant_node(
            input_constant_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[1, 2, 6, 1])
        float_graph_def.node.extend([input_constant])
        relu_node = QuantizeGraphHelper.create_node("Relu", relu_name,
                                                    [input_constant_name])
        QuantizeGraphHelper.set_attr_dtype(relu_node, "T", dtypes.float32)
        float_graph_def.node.extend([relu_node])

        b_constant_name = "b_constant"
        mat_mul_name = "mat_mul"
        identity_name = "identity"
        b_constant = QuantizeGraphHelper.create_constant_node(
            b_constant_name, value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12], dtype=dtypes.float32, shape=[2, 6])
        float_graph_def.node.extend([b_constant])

        mat_mul_node = QuantizeGraphHelper.create_node("MatMul", mat_mul_name,
                                                       [relu_name, b_constant_name])
        QuantizeGraphHelper.set_attr_dtype(mat_mul_node, "T", dtypes.float32)
        QuantizeGraphHelper.set_attr_bool(mat_mul_node, "transpose_a", False)
        QuantizeGraphHelper.set_attr_bool(mat_mul_node, "transpose_b", False)
        float_graph_def.node.extend([mat_mul_node])

        identity_node = QuantizeGraphHelper.create_node("Identity", identity_name,
                                                        [mat_mul_name])
        float_graph_def.node.extend([identity_node])

        bias_add_name = "bias_add"
        offset_constant_name = "offset_constant"

        offset_constant = QuantizeGraphHelper.create_constant_node(
            offset_constant_name,
            value=[1, 2, 3, 4, 5, 6],
            dtype=dtypes.float32,
            shape=[6])
        float_graph_def.node.extend([offset_constant])
        bias_add_node = QuantizeGraphHelper.create_node(
            "BiasAdd", bias_add_name, [identity_name, offset_constant_name])
        QuantizeGraphHelper.set_attr_dtype(bias_add_node, "T", dtypes.float32)
        float_graph_def.node.extend([bias_add_node])

        post_relu_name = "post_relu"
        post_relu_node = QuantizeGraphHelper.create_node("Relu", post_relu_name,
                                                         [bias_add_name])
        float_graph_def.node.extend([post_relu_node])

        last_identity_node_name = 'last_identity'
        last_identity_node = QuantizeGraphHelper.create_node("Identity", last_identity_node_name,
                                                             [post_relu_name])
        float_graph_def.node.extend([last_identity_node])


        post_graph = QuantizeGraphHelper().remove_training_nodes(
            float_graph_def, protected_nodes=[last_identity_node_name])

        found_identity_node_name = []
        for i in post_graph.node:
            if i.op == 'Identity':
                found_identity_node_name.append(i.name)
                break

        self.assertEqual(found_identity_node_name[0], 'last_identity')
コード例 #3
0
    def test_graph_fold_bn(self):

        input_constant_name = "input_constant"
        relu_name = "relu"
        float_graph_def = graph_pb2.GraphDef()
        input_constant = QuantizeGraphHelper.create_constant_node(
            input_constant_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[1, 2, 6, 1])
        float_graph_def.node.extend([input_constant])
        relu_node = QuantizeGraphHelper.create_node("Relu", relu_name,
                                                    [input_constant_name])
        QuantizeGraphHelper.set_attr_dtype(relu_node, "T", dtypes.float32)
        float_graph_def.node.extend([relu_node])

        b_constant_name = "b_constant"
        conv2d_name = "conv2d_1"
        b_constant = QuantizeGraphHelper.create_constant_node(
            b_constant_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[1, 2, 3, 4])
        float_graph_def.node.extend([b_constant])

        conv2d_node = QuantizeGraphHelper.create_node(
            "Conv2D", conv2d_name, [relu_name, b_constant_name])
        QuantizeGraphHelper.set_attr_dtype(conv2d_node, "T", dtypes.float32)

        float_graph_def.node.extend([conv2d_node])

        bias_add_name = "bias_add"
        offset_constant_name = "offset_constant"

        offset_constant = QuantizeGraphHelper.create_constant_node(
            offset_constant_name,
            value=[1, 2, 3, 4, 5, 6],
            dtype=dtypes.float32,
            shape=[6])
        float_graph_def.node.extend([offset_constant])

        bias_add_node = QuantizeGraphHelper.create_node(
            "BiasAdd", bias_add_name, [conv2d_name, offset_constant_name])
        QuantizeGraphHelper.set_attr_dtype(bias_add_node, "T", dtypes.float32)
        float_graph_def.node.extend([bias_add_node])

        bn_scale_name = 'bn_scale'
        bn_scale_node = QuantizeGraphHelper.create_constant_node(
            bn_scale_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[12, 1])
        bn_offset_name = 'bn_offset'
        bn_offset_node = QuantizeGraphHelper.create_constant_node(
            bn_offset_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[12, 1])
        bn_mean_name = 'bn_mean'
        bn_mean_node = QuantizeGraphHelper.create_constant_node(
            bn_mean_name, value=[
                1,
                2,
            ], dtype=dtypes.float32, shape=[
                2,
            ])
        bn_var_name = 'bn_var'
        bn_var_node = QuantizeGraphHelper.create_constant_node(
            bn_var_name, value=[], dtype=dtypes.float32, shape=[0])
        fused_bn_node_name = 'bn'
        fused_bn_node = QuantizeGraphHelper.create_node(
            "FusedBatchNormV3", fused_bn_node_name, [
                bias_add_name, bn_scale_name, bn_offset_name, bn_mean_name,
                bn_var_name
            ])
        QuantizeGraphHelper.set_attr_dtype(fused_bn_node, "T", dtypes.float32)
        QuantizeGraphHelper.set_attr_dtype(fused_bn_node, "U", dtypes.float32)
        float_graph_def.node.extend([
            fused_bn_node, bn_scale_node, bn_offset_node, bn_mean_node,
            bn_var_node
        ])

        post_relu_name = "post_relu"
        post_relu_node = QuantizeGraphHelper.create_node(
            "Relu", post_relu_name, [fused_bn_node_name])
        float_graph_def.node.extend([post_relu_node])

        post_graph = FoldBatchNormNodesOptimizer(
            float_graph_def).do_transformation()

        bn_not_fused = False
        for i in post_graph.node:
            if i.op == 'FusedBatchNormV3':
                bn_not_fused = True
                break

        self.assertEqual(bn_not_fused, True)
コード例 #4
0
    def test_insert_logging_on_ordinary_op(self):
        tf.compat.v1.disable_eager_execution()

        input_constant_name = "input_constant"
        relu_name = "relu"
        float_graph_def = graph_pb2.GraphDef()
        input_constant = QuantizeGraphHelper.create_constant_node(
            input_constant_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[1, 2, 6, 1])
        float_graph_def.node.extend([input_constant])
        relu_node = QuantizeGraphHelper.create_node("Relu", relu_name, [input_constant_name])
        QuantizeGraphHelper.set_attr_dtype(relu_node, "T", dtypes.float32)
        float_graph_def.node.extend([relu_node])

        b_constant_name = "b_constant"
        mat_mul_name = "mat_mul"
        identity_name = "identity"
        b_constant = QuantizeGraphHelper.create_constant_node(
            b_constant_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[2, 6])
        float_graph_def.node.extend([b_constant])

        mat_mul_node = QuantizeGraphHelper.create_node("MatMul", mat_mul_name,
                                                       [relu_name, b_constant_name])
        QuantizeGraphHelper.set_attr_dtype(mat_mul_node, "T", dtypes.float32)
        QuantizeGraphHelper.set_attr_bool(mat_mul_node, "transpose_a", False)
        QuantizeGraphHelper.set_attr_bool(mat_mul_node, "transpose_b", False)
        float_graph_def.node.extend([mat_mul_node])

        identity_node = QuantizeGraphHelper.create_node("Identity", identity_name, [mat_mul_name])
        float_graph_def.node.extend([identity_node])

        bias_add_name = "bias_add"
        offset_constant_name = "offset_constant"

        offset_constant = QuantizeGraphHelper.create_constant_node(offset_constant_name,
                                                                   value=[1, 2, 3, 4, 5, 6],
                                                                   dtype=dtypes.float32,
                                                                   shape=[6])
        float_graph_def.node.extend([offset_constant])
        bias_add_node = QuantizeGraphHelper.create_node("BiasAdd", bias_add_name,
                                                        [identity_name, offset_constant_name])
        QuantizeGraphHelper.set_attr_dtype(bias_add_node, "T", dtypes.float32)
        float_graph_def.node.extend([bias_add_node])

        post_relu_name = "post_relu"
        post_relu_node = QuantizeGraphHelper.create_node("Relu", post_relu_name, [bias_add_name])
        float_graph_def.node.extend([post_relu_node])

        last_max_node_name = 'Max'
        last_max_node = QuantizeGraphHelper.create_node("Max", last_max_node_name,
                                                        [post_relu_name])
        float_graph_def.node.extend([last_max_node])

        post_graph = InsertLoggingTransformer(float_graph_def,
                                              target_op_types=['Max'],
                                              message="__max:").do_transformation()

        has_print_op = False

        for node in post_graph.node:
            if node.op == 'Print':
                has_print_op = True
                break

        self.assertEqual(has_print_op, False)
コード例 #5
0
    def test_graph_cse(self):
        tf.compat.v1.disable_eager_execution()

        input_constant_name = "input_constant"
        relu_name = "relu"
        float_graph_def = graph_pb2.GraphDef()
        input_constant = QuantizeGraphHelper.create_constant_node(
            input_constant_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[1, 2, 6, 1])
        float_graph_def.node.extend([input_constant])
        relu_node = QuantizeGraphHelper.create_node("Relu", relu_name,
                                                    [input_constant_name])
        QuantizeGraphHelper.set_attr_dtype(relu_node, "T", dtypes.float32)
        float_graph_def.node.extend([relu_node])

        b_constant_name = "b_constant"
        mat_mul_name = "mat_mul"
        b_constant = QuantizeGraphHelper.create_constant_node(
            b_constant_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[2, 6])
        float_graph_def.node.extend([b_constant])

        mat_mul_node = QuantizeGraphHelper.create_node(
            "MatMul", mat_mul_name, [relu_name, b_constant_name])
        QuantizeGraphHelper.set_attr_dtype(mat_mul_node, "T", dtypes.float32)
        QuantizeGraphHelper.set_attr_bool(mat_mul_node, "transpose_a", False)
        QuantizeGraphHelper.set_attr_bool(mat_mul_node, "transpose_b", False)
        float_graph_def.node.extend([mat_mul_node])

        bias_add_name = "bias_add"
        offset_constant_name = "offset_constant"

        offset_constant = QuantizeGraphHelper.create_constant_node(
            offset_constant_name,
            value=[1, 2, 3, 4, 5, 6],
            dtype=dtypes.float32,
            shape=[6])
        float_graph_def.node.extend([offset_constant])
        bias_add_node = QuantizeGraphHelper.create_node(
            "BiasAdd", bias_add_name, [mat_mul_name, offset_constant_name])
        QuantizeGraphHelper.set_attr_dtype(bias_add_node, "T", dtypes.float32)
        float_graph_def.node.extend([bias_add_node])

        post_relu_name = "post_relu"
        post_relu_node = QuantizeGraphHelper.create_node(
            "Relu", post_relu_name, [bias_add_name])
        float_graph_def.node.extend([post_relu_node])

        last_identity_node_name = 'last_identity'
        last_identity_node = QuantizeGraphHelper.create_node(
            "Identity", last_identity_node_name, [post_relu_name])
        float_graph_def.node.extend([last_identity_node])

        analyzer = GraphAnalyzer()
        analyzer.graph = float_graph_def
        analyzer.parse_graph()
        res = analyzer.query_fusion_pattern_nodes([['MatMul'], ("BiasAdd"),
                                                   ("Relu")])
        self.assertEqual(3, len(res[0][-1]))
コード例 #6
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    def test_graph_cse(self):

        input_constant_name = "input_constant"
        relu_name = "relu"
        float_graph_def = graph_pb2.GraphDef()
        input_constant = QuantizeGraphHelper.create_constant_node(
            input_constant_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[1, 2, 6, 1])
        float_graph_def.node.extend([input_constant])
        relu_node = QuantizeGraphHelper.create_node("Relu", relu_name,
                                                    [input_constant_name])
        QuantizeGraphHelper.set_attr_dtype(relu_node, "T", dtypes.float32)
        float_graph_def.node.extend([relu_node])

        b_constant_name = "b_constant"
        mat_mul_name = "mat_mul"
        identity_name = "identity"
        b_constant = QuantizeGraphHelper.create_constant_node(
            b_constant_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[2, 6])
        float_graph_def.node.extend([b_constant])

        mat_mul_node = QuantizeGraphHelper.create_node(
            "MatMul", mat_mul_name, [relu_name, b_constant_name])
        QuantizeGraphHelper.set_attr_dtype(mat_mul_node, "T", dtypes.float32)
        QuantizeGraphHelper.set_attr_bool(mat_mul_node, "transpose_a", False)
        QuantizeGraphHelper.set_attr_bool(mat_mul_node, "transpose_b", False)
        float_graph_def.node.extend([mat_mul_node])

        identity_node = QuantizeGraphHelper.create_node(
            "Identity", identity_name, [mat_mul_name])
        float_graph_def.node.extend([identity_node])

        bias_add_name = "bias_add"
        offset_constant_name = "offset_constant"

        offset_constant = QuantizeGraphHelper.create_constant_node(
            offset_constant_name,
            value=[1, 2, 3, 4, 5, 6],
            dtype=dtypes.float32,
            shape=[6])
        float_graph_def.node.extend([offset_constant])
        bias_add_node = QuantizeGraphHelper.create_node(
            "BiasAdd", bias_add_name, [identity_name, offset_constant_name])
        QuantizeGraphHelper.set_attr_dtype(bias_add_node, "T", dtypes.float32)
        float_graph_def.node.extend([bias_add_node])

        post_relu_name = "post_relu"
        post_relu_node = QuantizeGraphHelper.create_node(
            "Relu", post_relu_name, [bias_add_name])
        float_graph_def.node.extend([post_relu_node])

        last_identity_node_name = 'last_identity'
        last_identity_node = QuantizeGraphHelper.create_node(
            "Identity", last_identity_node_name, [post_relu_name])
        float_graph_def.node.extend([last_identity_node])

        left_relu_name = "final_left_relu"
        left_relu_node = QuantizeGraphHelper.create_node(
            "Relu", left_relu_name, [last_identity_node_name])
        float_graph_def.node.extend([left_relu_node])
        right_relu_name = "final_right_relu"
        right_relu_node = QuantizeGraphHelper.create_node(
            "Relu", right_relu_name, [last_identity_node_name])
        float_graph_def.node.extend([right_relu_node])

        cse_left_node_name = "cse_left_node"
        cse_left_node = QuantizeGraphHelper.create_node(
            "Identity", cse_left_node_name, [left_relu_name])
        float_graph_def.node.extend([cse_left_node])

        cse_right_node_name = "cse_right_node"
        cse_right_node = QuantizeGraphHelper.create_node(
            "Identity", cse_right_node_name, [right_relu_name])
        float_graph_def.node.extend([cse_right_node])

        # post_graph = QuantizeGraphHelper().graph_cse_optimization (
        #     float_graph_def)
        post_graph = GraphCseOptimizer(float_graph_def).do_transformation()

        right_relu_optimized_flag = True
        for i in post_graph.node:
            if i.name == right_relu_name:
                right_relu_optimized_flag = False
                break

        self.assertEqual(right_relu_optimized_flag, True)
コード例 #7
0
    def test_scale_propagation(self):
        """Test scale propagation for below pattern
        requantize + quantizedavgpool+ quantized conv2d + requantize.
        """
        tf.compat.v1.disable_eager_execution()

        input_constant_name = "input_constant"
        relu_name = "relu"
        float_graph_def = graph_pb2.GraphDef()
        input_constant = QuantizeGraphHelper.create_constant_node(
            input_constant_name,
            value=[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
            dtype=dtypes.float32,
            shape=[1, 2, 6, 1])
        float_graph_def.node.extend([input_constant])
        requantize_min_name = "requantize_min_const"
        requantize_min = QuantizeGraphHelper.create_constant_node(
            requantize_min_name,
            value=1,
            dtype=dtypes.float32,
        )
        float_graph_def.node.extend([requantize_min])
        requantize_max_name = "requantize_max_const"
        requantize_max = QuantizeGraphHelper.create_constant_node(
            requantize_max_name,
            value=5,
            dtype=dtypes.float32,
        )
        float_graph_def.node.extend([requantize_max])
        relu_node = QuantizeGraphHelper.create_node("Requantize", relu_name, [
            input_constant_name, input_constant_name + ':1',
            input_constant_name + ':2', requantize_min_name,
            requantize_max_name
        ])
        QuantizeGraphHelper.set_attr_dtype(relu_node, "Tinput", dtypes.qint32)
        QuantizeGraphHelper.set_attr_dtype(relu_node, "out_type",
                                           dtypes.quint8)
        float_graph_def.node.extend([relu_node])

        b_constant_name = "b_constant"
        mat_mul_name = "mat_mul"
        b_constant = QuantizeGraphHelper.create_constant_node(
            b_constant_name, value=[0], dtype=dtypes.float32, shape=[
                1,
            ])
        float_graph_def.node.extend([b_constant])

        avgpool_max_constant_name = "avgpool_max_constant"
        mat_mul_name = "mat_mul"
        avgpool_max = QuantizeGraphHelper.create_constant_node(
            avgpool_max_constant_name,
            value=[10],
            dtype=dtypes.float32,
            shape=[
                1,
            ])
        float_graph_def.node.extend([avgpool_max])
        quantized_avgpool = QuantizeGraphHelper.create_node(
            "QuantizedAvgPool", mat_mul_name,
            [relu_name, b_constant_name, avgpool_max_constant_name])
        QuantizeGraphHelper.set_attr_dtype(quantized_avgpool, "T",
                                           dtypes.float32)

        float_graph_def.node.extend([quantized_avgpool])

        bias_add_name = "bias_add"
        offset_constant_name = "offset_constant"

        offset_constant = QuantizeGraphHelper.create_constant_node(
            offset_constant_name,
            value=[1, 2, 3, 4, 5, 6],
            dtype=dtypes.float32,
            shape=[6])
        float_graph_def.node.extend([offset_constant])
        bias_add_node = QuantizeGraphHelper.create_node(
            "QuantizedConv2DWithBiasAndRelu", bias_add_name,
            [mat_mul_name, offset_constant_name])
        QuantizeGraphHelper.set_attr_dtype(bias_add_node, "T", dtypes.float32)
        float_graph_def.node.extend([bias_add_node])
        post_min_value = -1
        post_max_value = 7
        post_requantize_min_name = "post_requantize_min_const"
        post_requantize_min = QuantizeGraphHelper.create_constant_node(
            post_requantize_min_name,
            value=post_min_value,
            dtype=dtypes.float32,
        )
        float_graph_def.node.extend([post_requantize_min])
        post_requantize_max_name = "post_requantize_max_const"
        post_requantize_max = QuantizeGraphHelper.create_constant_node(
            post_requantize_max_name,
            value=post_max_value,
            dtype=dtypes.float32,
        )
        float_graph_def.node.extend([post_requantize_max])

        post_requantize_name = "post_requantize"
        post_requantize_node = QuantizeGraphHelper.create_node(
            "Requantize", post_requantize_name, [
                bias_add_name, bias_add_name + ':1', bias_add_name + ':2',
                post_requantize_min_name, post_requantize_max_name
            ])
        float_graph_def.node.extend([post_requantize_node])

        optimized_graph = ScaleProPagationTransformer(
            float_graph_def).do_transformation()
        update_min_value = None
        update_max_value = None
        for node in optimized_graph.node:
            if node.name == 'relu_cac_requantize_min_value':
                update_min_value = node.attr['value'].tensor.float_val[0]

            if node.name == 'relu_cac_requantize_max_value':
                update_max_value = node.attr['value'].tensor.float_val[0]

        self.assertEqual(update_min_value, post_min_value)
        self.assertEqual(update_max_value, post_max_value)