# Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import unittest

import paddle

from paddlenlp.layers import Linear


class TestLinear(unittest.TestCase):
    def test_linear_layer(self):
        x = paddle.randn([2, 3], "float32")
        layer = Linear(in_features=3, out_features=7)
        self.assertEqual(layer(x).shape, [2, 7])
        self.assertEqual(layer.weight.shape, [7, 3])
        self.assertEqual(layer.bias.shape, [7])