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| /**
| * @license
| * Copyright 2020 Google LLC. 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 * as tf from '../index';
| import { ALL_ENVS, describeWithFlags } from '../jasmine_util';
| import { expectArraysClose } from '../test_util';
| describeWithFlags('slice3d', ALL_ENVS, () => {
| it('slices 1x1x1 into shape 1x1x1 (effectively a copy)', async () => {
| const a = tf.tensor3d([[[5]]], [1, 1, 1]);
| const result = tf.slice3d(a, [0, 0, 0], [1, 1, 1]);
| expect(result.shape).toEqual([1, 1, 1]);
| expectArraysClose(await result.data(), [5]);
| });
| it('slices 2x2x2 array into 1x2x2 starting at [1, 0, 0]', async () => {
| const a = tf.tensor3d([1, 2, 3, 4, 5, 6, 7, 8], [2, 2, 2]);
| const result = tf.slice3d(a, [1, 0, 0], [1, 2, 2]);
| expect(result.shape).toEqual([1, 2, 2]);
| expectArraysClose(await result.data(), [5, 6, 7, 8]);
| });
| it('slices 2x2x2 array into 2x1x1 starting at [0, 1, 1]', async () => {
| const a = tf.tensor3d([1, 2, 3, 4, 5, 6, 7, 8], [2, 2, 2]);
| const result = tf.slice3d(a, [0, 1, 1], [2, 1, 1]);
| expect(result.shape).toEqual([2, 1, 1]);
| expectArraysClose(await result.data(), [4, 8]);
| });
| it('accepts a tensor-like object', async () => {
| const a = [[[5]]]; // 1x1x1
| const result = tf.slice3d(a, [0, 0, 0], [1, 1, 1]);
| expect(result.shape).toEqual([1, 1, 1]);
| expectArraysClose(await result.data(), [5]);
| });
| });
| //# 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
|
|
