From ef3831437d830714178b7342a120ee6c8bf082c4 Mon Sep 17 00:00:00 2001
From: "Alex Lam S.L" <alexlamsl@gmail.com>
Date: Sun, 20 Sep 2020 01:29:35 +0100
Subject: improve `ufuzz` duty cycle heuristic (#4132)

---
 test/ufuzz/actions.js | 51 ++++++++++++++++++++++++++-------------------------
 1 file changed, 26 insertions(+), 25 deletions(-)

(limited to 'test')

diff --git a/test/ufuzz/actions.js b/test/ufuzz/actions.js
index fa4431a7..a5cd0eb2 100644
--- a/test/ufuzz/actions.js
+++ b/test/ufuzz/actions.js
@@ -4,46 +4,47 @@ var get = require("https").get;
 var parse = require("url").parse;
 var base = process.argv[2];
 var token = process.argv[3];
-
-function read(url, callback) {
-    var options = parse(url);
-    options.headers = {
-        "Authorization": "Token " + token,
-        "User-Agent": "UglifyJS",
-    };
-    get(options, function(response) {
-        var chunks = [];
-        response.setEncoding("utf8");
-        response.on("data", function(chunk) {
-            chunks.push(chunk);
-        }).on("end", function() {
-            callback(JSON.parse(chunks.join("")));
-        });
-    });
-}
-
 var queued = 0, total = 0, earliest, now = Date.now();
 process.on("beforeExit", function() {
     if (queued > 3) {
         process.stdout.write("0");
-    } else if (now - earliest > 0 && total > 1) {
-        process.stdout.write(Math.min(20 * (now - earliest) / (total - 1), 18000000).toFixed(0));
     } else {
-        process.stdout.write("3600000");
+        var average = total > 2 && (now - earliest) / (total - 1);
+        process.stdout.write(Math.min(Math.max(20 * average, 2700000), 18000000).toFixed(0));
     }
 });
 read(base + "/actions/workflows/ufuzz.yml/runs?event=schedule", function(reply) {
-    reply.workflow_runs.filter(function(workflow) {
+    check(reply, "workflow_runs").filter(function(workflow) {
         return /^(in_progress|queued|)$/.test(workflow.status);
     }).forEach(function(workflow) {
         read(workflow.jobs_url, function(reply) {
-            reply.jobs.forEach(function(job) {
+            check(reply, "jobs").forEach(function(job) {
                 if (job.status == "queued") queued++;
                 total++;
-                if (!job.started_at) return;
-                var start = new Date(job.started_at);
+                var start = Date.parse(job.started_at);
                 if (!(earliest < start)) earliest = start;
             });
         });
     });
 });
+
+function read(url, callback) {
+    var options = parse(url);
+    options.headers = {
+        "Authorization": "Token " + token,
+        "User-Agent": "UglifyJS",
+    };
+    get(options, function(response) {
+        var chunks = [];
+        response.setEncoding("utf8");
+        response.on("data", function(chunk) {
+            chunks.push(chunk);
+        }).on("end", function() {
+            callback(JSON.parse(chunks.join("")));
+        });
+    });
+}
+
+function check(reply, field) {
+    return reply && Array.isArray(reply[field]) ? reply[field] : [];
+}
-- 
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