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@tensorflow/tfjs-core

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Hardware-accelerated JavaScript library for machine intelligence

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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('logicalAnd', ALL_ENVS, () => { it('Tensor1D.', async () => { let a = tf.tensor1d([1, 0, 0], 'bool'); let b = tf.tensor1d([0, 1, 0], 'bool'); expectArraysClose(await tf.logicalAnd(a, b).data(), [0, 0, 0]); a = tf.tensor1d([0, 0, 0], 'bool'); b = tf.tensor1d([0, 0, 0], 'bool'); expectArraysClose(await tf.logicalAnd(a, b).data(), [0, 0, 0]); a = tf.tensor1d([1, 1], 'bool'); b = tf.tensor1d([1, 1], 'bool'); expectArraysClose(await tf.logicalAnd(a, b).data(), [1, 1]); }); it('mismatched Tensor1D shapes', () => { const a = tf.tensor1d([1, 0], 'bool'); const b = tf.tensor1d([0, 1, 0], 'bool'); const f = () => { tf.logicalAnd(a, b); }; expect(f).toThrowError(); }); it('Tensor2D', async () => { let a = tf.tensor2d([[1, 0, 1], [0, 0, 0]], [2, 3], 'bool'); let b = tf.tensor2d([[0, 0, 0], [0, 1, 0]], [2, 3], 'bool'); expectArraysClose(await tf.logicalAnd(a, b).data(), [0, 0, 0, 0, 0, 0]); a = tf.tensor2d([[0, 0, 0], [1, 1, 1]], [2, 3], 'bool'); b = tf.tensor2d([[0, 0, 0], [1, 1, 1]], [2, 3], 'bool'); expectArraysClose(await tf.logicalAnd(a, b).data(), [0, 0, 0, 1, 1, 1]); }); it('broadcasting Tensor2D shapes', async () => { const a = tf.tensor2d([[1], [0]], [2, 1], 'bool'); const b = tf.tensor2d([[0, 1, 0], [0, 1, 0]], [2, 3], 'bool'); expectArraysClose(await tf.logicalAnd(a, b).data(), [0, 1, 0, 0, 0, 0]); }); it('Tensor3D', async () => { let a = tf.tensor3d([[[1], [0], [1]], [[0], [0], [1]]], [2, 3, 1], 'bool'); let b = tf.tensor3d([[[0], [0], [1]], [[1], [0], [0]]], [2, 3, 1], 'bool'); expectArraysClose(await tf.logicalAnd(a, b).data(), [0, 0, 1, 0, 0, 0]); a = tf.tensor3d([[[0], [0], [0]], [[1], [1], [1]]], [2, 3, 1], 'bool'); b = tf.tensor3d([[[0], [0], [0]], [[1], [1], [1]]], [2, 3, 1], 'bool'); expectArraysClose(await tf.logicalAnd(a, b).data(), [0, 0, 0, 1, 1, 1]); }); it('broadcasting Tensor3D shapes', async () => { const a = tf.tensor3d([[[1, 0], [0, 0], [1, 1]], [[0, 0], [0, 1], [0, 0]]], [2, 3, 2], 'bool'); const b = tf.tensor3d([[[0], [0], [1]], [[1], [0], [0]]], [2, 3, 1], 'bool'); expectArraysClose(await tf.logicalAnd(a, b).data(), [0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0]); }); it('Tensor4D', async () => { let a = tf.tensor4d([1, 0, 1, 0], [2, 2, 1, 1], 'bool'); let b = tf.tensor4d([0, 1, 1, 0], [2, 2, 1, 1], 'bool'); expectArraysClose(await tf.logicalAnd(a, b).data(), [0, 0, 1, 0]); a = tf.tensor4d([0, 0, 0, 0], [2, 2, 1, 1], 'bool'); b = tf.tensor4d([0, 0, 0, 0], [2, 2, 1, 1], 'bool'); expectArraysClose(await tf.logicalAnd(a, b).data(), [0, 0, 0, 0]); a = tf.tensor4d([1, 1, 1, 1], [2, 2, 1, 1], 'bool'); b = tf.tensor4d([1, 1, 1, 1], [2, 2, 1, 1], 'bool'); expectArraysClose(await tf.logicalAnd(a, b).data(), [1, 1, 1, 1]); }); it('broadcasting Tensor4D shapes', async () => { const a = tf.tensor4d([1, 0, 1, 0], [2, 2, 1, 1], 'bool'); const b = tf.tensor4d([[[[1, 0]], [[0, 0]]], [[[0, 0]], [[1, 1]]]], [2, 2, 1, 2], 'bool'); expectArraysClose(await tf.logicalAnd(a, b).data(), [1, 0, 0, 0, 0, 0, 0, 0]); }); it('TensorLike', async () => { const a = [true, false, false]; const b = [false, true, false]; expectArraysClose(await tf.logicalAnd(a, b).data(), [0, 0, 0]); }); it('TensorLike Chained', async () => { const a = tf.tensor1d([1, 0, 0], 'bool'); const b = [false, true, false]; expectArraysClose(await a.logicalAnd(b).data(), [0, 0, 0]); }); it('throws when passed a as a non-tensor', () => { expect(() => tf.logicalAnd({}, tf.scalar(1, 'bool'))) .toThrowError(/Argument 'a' passed to 'logicalAnd' must be a Tensor/); }); it('throws when passed b as a non-tensor', () => { expect(() => tf.logicalAnd(tf.scalar(1, 'bool'), {})) .toThrowError(/Argument 'b' passed to 'logicalAnd' must be a Tensor/); }); it('accepts a tensor-like object', async () => { const a = [1, 0, 0, 1]; const b = [0, 1, 0, 1]; expectArraysClose(await tf.logicalAnd(a, b).data(), [0, 0, 0, 1]); }); }); //# sourceMappingURL=logical_and_test.js.map