132 lines
3.0 KiB
TypeScript
132 lines
3.0 KiB
TypeScript
/* istanbul ignore file */
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'use strict';
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// Maximum time in seconds to suppress output
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const MAX_DELAY = 60;
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function getTime(): number {
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return (new Date()).getTime();
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}
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interface Suite {
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title: string;
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file: string;
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suites: Array<Suite>;
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}
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interface Runner {
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on(event: string, callback: (...args: Array<any>) => void): Runner;
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}
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const stdoutWrite = process.stdout.write.bind(process.stdout);
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let logOut = "";
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let capturing = false;
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function log(message?: string): void {
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if (message == null) { message = ""; }
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if (capturing) {
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logOut += message;
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} else {
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console.log(message);
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}
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}
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function captureLog(initialLog?: string): void {
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capturing = true;
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if (initialLog == null) { initialLog = ""; }
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logOut = initialLog
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process.stdout.write = function(...args: Array<any>): boolean {
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logOut += "*";
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return true;
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}
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}
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function releaseLog(): string {
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capturing = false;
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const result = logOut;
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process.stdout.write = stdoutWrite;
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logOut = "";
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return result;
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}
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export function ReporterKeepAlive(runner: Runner) {
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let suites = 0;
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let fails = 0;
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const errors: Array<string> = [ ];
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// Catch anything attempting to write to the consolea
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captureLog();
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// Force Output; Keeps the console output alive with periodic updates
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let lastOutput = getTime();
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function forceOutput() {
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if (((getTime() - lastOutput) / 1000) > MAX_DELAY) {
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let currentLog = releaseLog();
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console.log(`# Keep Alive: ${ currentLog }`);
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captureLog();
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lastOutput = getTime();
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}
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}
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const timer = setInterval(forceOutput, 1000);
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runner.on('suite', function(suite: Suite) {
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suites++;
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fails = 0;
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log("[");
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});
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runner.on('suite end', function() {
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suites--;
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log("]");
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if (suites === 0) {
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// Reset standard output
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const currentLog = releaseLog();
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if (logOut.length) {
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console.log(`# Keep Alive: ${ currentLog }`);
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}
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// Stop the keep-alive poller
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clearTimeout(timer);
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// Dump out any errors encountered
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console.log("#")
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if (errors.length) {
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console.log("# ---------------")
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errors.forEach((error, index) => {
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if (index > 0) { console.log("#"); }
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error.toString().split("\n").forEach((line) => {
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console.log(`# ${ line }`);
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});
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});
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}
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console.log("# ---------------")
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}
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});
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runner.on('test', function(test) {
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});
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runner.on('fail', function(test, error) {
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fails++;
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if (fails < 10) {
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errors.push(`Error #${ errors.length } (${ test.title }): ${ error.message }\n${ error.stack }`);
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log("!");
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}
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});
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runner.on('pass', function(test) {
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});
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runner.on('pending', function(test) {
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log("?");
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});
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}
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