rclnodejs/test/array_generator.js at develop · RobotWebTools/rclnodejs

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// 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.

function generateValues(Type, maxLength, range, negative, round, extra) {

if (!extra) extra = [];

const length = Math.floor(Math.random() * (maxLength - 1) + 1);

let array = new Type(length + extra.length);

for (let i = 0; i < length; ++i) {

let value = round(Math.random() * range);

if (Math.random() < 0.5) {

value = negative(value);

}

array[i] = value;

}

for (let i = length; i < length + extra.length; ++i) {

array[i] = extra[i - length];

}

return array;

}

function positive(v) {

return v;

}

function negative(v) {

return -v;

}

function noRound(v) {

return v;

}

export { generateValues, positive, negative, noRound };

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