k6 extension for writing files, implemented using the xk6 system.
xk6 build v0.46.0 --with github.com/avitalique/xk6-file@latest
import http from 'k6/http';
import { check } from 'k6';
import file from 'k6/x/file';
const filepath = 'sample-output.txt';
const binaryFilepath = 'sample-image.jpg';
export default function () {
// Write/append string to file
file.writeString(filepath, 'New file. First line.\n');
file.appendString(filepath, `Second line. VU: ${__VU} - ITER: ${__ITER}`);
// Remove rows from text file/clear file content/delete file
file.removeRowsBetweenValues(filepath, 2, 2);
file.clearFile(filepath);
file.deleteFile(filepath);
// Write binary file
let response = http.get("https://upload.wikimedia.org/wikipedia/commons/3/3f/JPEG_example_flower.jpg", {
responseType: "binary",
});
check(response, { 'status was 200': response.status === 200 });
file.writeBytes(binaryFilepath, Array.from(new Uint8Array(response.body)));
// Rename file
file.renameFile(binaryFilepath, 'renamed-image.jpg')
}
./k6 run examples/sample-script.js