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test: add initial tests
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‎lib/node_modules/@stdlib/lapack/base/dlaset/test/fixtures/all_col_major.json‎

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{
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"order": "column-major",
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"uplo": "all",
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"M": 3,
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"N": 3,
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"A": [ 1.0, 4.0, 7.0, 2.0, 5.0, 8.0, 3.0, 6.0, 9.0 ],
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"A_mat": [
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[ 1.0, 2.0, 3.0 ],
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[ 4.0, 5.0, 6.0 ],
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[ 7.0, 8.0, 9.0 ]
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],
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"strideA1": 1,
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"strideA2": 3,
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"offsetA": 0,
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"LDA": 3,
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"alpha": 2.0,
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"beta": 3.0,
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"out": [ 3.0, 2.0, 2.0, 2.0, 3.0, 2.0, 2.0, 2.0, 3.0 ],
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"out_mat": [
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[ 3.0, 2.0, 2.0 ],
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[ 2.0, 3.0, 2.0 ],
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[ 2.0, 2.0, 3.0 ]
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]
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}

‎lib/node_modules/@stdlib/lapack/base/dlaset/test/fixtures/all_row_major.json‎

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{
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"order": "row-major",
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"uplo": "all",
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"M": 3,
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"N": 3,
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"A": [ 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0 ],
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"A_mat": [
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[ 1.0, 2.0, 3.0 ],
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[ 4.0, 5.0, 6.0 ],
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[ 7.0, 8.0, 9.0 ]
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],
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"strideA1": 3,
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"strideA2": 1,
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"offsetA": 0,
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"LDA": 3,
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"alpha": 2.0,
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"beta": 3.0,
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"out": [ 3.0, 2.0, 2.0, 2.0, 3.0, 2.0, 2.0, 2.0, 3.0 ],
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"out_mat": [
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[ 3.0, 2.0, 2.0 ],
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[ 2.0, 3.0, 2.0 ],
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[ 2.0, 2.0, 3.0 ]
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]
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}

‎lib/node_modules/@stdlib/lapack/base/dlaset/test/fixtures/lower_col_major.json‎

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{
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"order": "column-major",
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"uplo": "lower",
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"M": 3,
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"N": 3,
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"A": [ 1.0, 4.0, 7.0, 2.0, 5.0, 8.0, 3.0, 6.0, 9.0 ],
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"A_mat": [
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[ 1.0, 2.0, 3.0 ],
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[ 4.0, 5.0, 6.0 ],
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[ 7.0, 8.0, 9.0 ]
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],
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"strideA1": 1,
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"strideA2": 3,
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"offsetA": 0,
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"LDA": 3,
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"alpha": 2.0,
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"beta": 3.0,
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"out": [ 3.0, 2.0, 2.0, 2.0, 3.0, 2.0, 3.0, 6.0, 3.0 ],
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"out_mat": [
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[ 3.0, 2.0, 3.0 ],
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[ 2.0, 3.0, 6.0 ],
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[ 2.0, 2.0, 3.0 ]
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]
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}

‎lib/node_modules/@stdlib/lapack/base/dlaset/test/fixtures/lower_row_major.json‎

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{
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"order": "row-major",
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"uplo": "lower",
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"M": 3,
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"N": 3,
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"A": [ 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0 ],
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"A_mat": [
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[ 1.0, 2.0, 3.0 ],
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[ 4.0, 5.0, 6.0 ],
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[ 7.0, 8.0, 9.0 ]
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],
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"strideA1": 3,
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"strideA2": 1,
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"offsetA": 0,
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"LDA": 3,
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"alpha": 2.0,
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"beta": 3.0,
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"out": [ 3.0, 2.0, 3.0, 2.0, 3.0, 6.0, 2.0, 2.0, 3.0 ],
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"out_mat": [
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[ 3.0, 2.0, 3.0 ],
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[ 2.0, 3.0, 6.0 ],
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[ 2.0, 2.0, 3.0 ]
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]
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}

‎lib/node_modules/@stdlib/lapack/base/dlaset/test/fixtures/upper_col_major.json‎

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{
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"order": "column-major",
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"uplo": "upper",
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"M": 3,
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"N": 3,
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"A": [ 1.0, 4.0, 7.0, 2.0, 5.0, 8.0, 3.0, 6.0, 9.0 ],
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"A_mat": [
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[ 1.0, 2.0, 3.0 ],
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[ 4.0, 5.0, 6.0 ],
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[ 7.0, 8.0, 9.0 ]
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],
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"strideA1": 1,
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"strideA2": 3,
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"offsetA": 0,
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"LDA": 3,
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"alpha": 2.0,
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"beta": 3.0,
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"out": [ 3.0, 4.0, 7.0, 2.0, 3.0, 8.0, 2.0, 2.0, 3.0 ],
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"out_mat": [
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[ 3.0, 2.0, 2.0 ],
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[ 4.0, 3.0, 2.0 ],
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[ 7.0, 8.0, 3.0 ]
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]
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}

‎lib/node_modules/@stdlib/lapack/base/dlaset/test/fixtures/upper_row_major.json‎

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{
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"order": "row-major",
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"uplo": "upper",
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"M": 3,
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"N": 3,
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"A": [ 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0 ],
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"A_mat": [
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[ 1.0, 2.0, 3.0 ],
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[ 4.0, 5.0, 6.0 ],
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[ 7.0, 8.0, 9.0 ]
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],
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"strideA1": 3,
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"strideA2": 1,
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"offsetA": 0,
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"LDA": 3,
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"alpha": 2.0,
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"beta": 3.0,
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"out": [ 3.0, 2.0, 2.0, 4.0, 3.0, 2.0, 7.0, 8.0, 3.0 ],
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"out_mat": [
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[ 3.0, 2.0, 2.0 ],
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[ 4.0, 3.0, 2.0 ],
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[ 7.0, 8.0, 3.0 ]
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]
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}

‎lib/node_modules/@stdlib/lapack/base/dlaset/test/test.dlaset.js‎

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/**
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* @license Apache-2.0
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*
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* Copyright (c) 2025 The Stdlib Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/* eslint-disable max-len */
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'use strict';
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// MODULES //
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var tape = require( 'tape' );
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var Float64Array = require( '@stdlib/array/float64' );
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var dlaset = require( './../lib/dlaset.js' );
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// FIXTURES //
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var ALL_ROW_MAJOR = require( './fixtures/all_row_major.json' );
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var ALL_COL_MAJOR = require( './fixtures/all_col_major.json' );
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var LOWER_ROW_MAJOR = require( './fixtures/lower_row_major.json' );
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var LOWER_COL_MAJOR = require( './fixtures/lower_col_major.json' );
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var UPPER_ROW_MAJOR = require( './fixtures/upper_row_major.json' );
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var UPPER_COL_MAJOR = require( './fixtures/upper_col_major.json' );
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// TESTS //
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tape( 'main export is a function', function test( t ) {
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t.ok( true, __filename );
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t.strictEqual( typeof dlaset, 'function', 'main export is a function' );
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t.end();
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});
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tape( 'the function has an arity of 8', function test( t ) {
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t.strictEqual( dlaset.length, 8, 'returns expected value' );
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t.end();
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});
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tape( 'the function throws an error if provided an invalid first argument', function test( t ) {
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var values;
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var A;
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var i;
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values = [
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'foo',
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'bar',
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'beep',
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'boop'
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];
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A = new Float64Array( [ 1.0, 2.0, 3.0, 4.0 ] );
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for ( i = 0; i < values.length; i++ ) {
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t.throws( badValue( values[ i ] ), TypeError, 'throws an error when provided ' + values[ i ] );
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}
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t.end();
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function badValue( value ) {
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return function badValue() {
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dlaset( value, 'all', 2, 2, A, 2, 2.0, 3.0 );
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};
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}
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});
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tape( 'the function throws an error if provided an invalid sixth argument (row-major)', function test( t ) {
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var values;
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var A;
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var i;
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values = [
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0,
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1
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];
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A = new Float64Array( [ 1.0, 2.0, 3.0, 4.0 ] );
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for ( i = 0; i < values.length; i++ ) {
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t.throws( badValue( values[ i ] ), RangeError, 'throws an error when provided ' + values[ i ] );
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}
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t.end();
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function badValue( value ) {
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return function badValue() {
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dlaset( 'row-major', 'all', 2, 2, A, value, 2.0, 3.0 );
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};
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}
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});
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tape( 'the function returns expected value when setting all values (row-major)', function test( t ) {
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var expectedOut;
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var data;
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var out;
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var A;
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data = ALL_ROW_MAJOR;
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A = new Float64Array( data.A );
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out = dlaset( data.order, data.uplo, data.M, data.N, A, data.LDA, data.alpha, data.beta );
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expectedOut = new Float64Array( data.out );
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t.deepEqual( out, expectedOut, 'returns expected value' );
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t.end();
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});
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tape( 'the function returns expected value when setting all values (column-major)', function test( t ) {
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var expectedOut;
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var data;
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var out;
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var A;
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data = ALL_COL_MAJOR;
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A = new Float64Array( data.A );
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out = dlaset( data.order, data.uplo, data.M, data.N, A, data.LDA, data.alpha, data.beta );
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expectedOut = new Float64Array( data.out );
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t.deepEqual( out, expectedOut, 'returns expected value' );
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t.end();
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});
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tape( 'the function returns expected value when setting lower triangular values (row-major)', function test( t ) {
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var expectedOut;
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var data;
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var out;
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var A;
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data = LOWER_ROW_MAJOR;
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A = new Float64Array( data.A );
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out = dlaset( data.order, data.uplo, data.M, data.N, A, data.LDA, data.alpha, data.beta );
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expectedOut = new Float64Array( data.out );
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t.deepEqual( out, expectedOut, 'returns expected value' );
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t.end();
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});
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tape( 'the function returns expected value when setting lower triangular values (column-major)', function test( t ) {
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var expectedOut;
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var data;
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var out;
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var A;
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data = LOWER_COL_MAJOR;
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A = new Float64Array( data.A );
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out = dlaset( data.order, data.uplo, data.M, data.N, A, data.LDA, data.alpha, data.beta );
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expectedOut = new Float64Array( data.out );
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t.deepEqual( out, expectedOut, 'returns expected value' );
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t.end();
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});
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tape( 'the function returns expected value when setting upper triangular values (row-major)', function test( t ) {
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var expectedOut;
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var data;
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var out;
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var A;
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data = UPPER_ROW_MAJOR;
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A = new Float64Array( data.A );
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out = dlaset( data.order, data.uplo, data.M, data.N, A, data.LDA, data.alpha, data.beta );
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expectedOut = new Float64Array( data.out );
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t.deepEqual( out, expectedOut, 'returns expected value' );
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t.end();
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});
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tape( 'the function returns expected value when setting upper triangular values (column-major)', function test( t ) {
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var expectedOut;
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var data;
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var out;
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var A;
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data = UPPER_COL_MAJOR;
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A = new Float64Array( data.A );
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out = dlaset( data.order, data.uplo, data.M, data.N, A, data.LDA, data.alpha, data.beta );
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expectedOut = new Float64Array( data.out );
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t.deepEqual( out, expectedOut, 'returns expected value' );
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t.end();
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});

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