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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Tests that graph widgets correctly emit mouse input events.
const FAST_FPS = 60;
const SLOW_FPS = 10;
// Each element represents a second
const FRAMES = [FAST_FPS, FAST_FPS, FAST_FPS, SLOW_FPS, FAST_FPS];
const TEST_DATA = [];
const INTERVAL = 100;
const DURATION = 5000;
var t = 0;
for (const frameRate of FRAMES) {
for (let i = 0; i < frameRate; i++) {
// Duration between frames at this rate
const delta = Math.floor(1000 / frameRate);
t += delta;
TEST_DATA.push(t);
}
}
const LineGraphWidget = require("devtools/client/shared/widgets/LineGraphWidget");
add_task(async function() {
await addTab("about:blank");
await performTest();
gBrowser.removeCurrentTab();
});
async function performTest() {
const { host, doc } = await createHost();
const graph = new LineGraphWidget(doc.body, "fps");
await testGraph(graph);
await graph.destroy();
host.destroy();
}
async function testGraph(graph) {
console.log("test data", TEST_DATA);
await graph.setDataFromTimestamps(TEST_DATA, INTERVAL, DURATION);
is(
graph._avgTooltip.querySelector("[text=value]").textContent,
"50",
"The average tooltip displays the correct value."
);
}
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