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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 may have a fixed width or height.
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();
doc.body.setAttribute(
"style",
"position: fixed; width: 100%; height: 100%; margin: 0;"
);
const graph = new LineGraphWidget(doc.body, "fps");
graph.fixedWidth = 200;
graph.fixedHeight = 100;
await graph.ready();
testGraph(host, graph);
await graph.destroy();
host.destroy();
}
function testGraph(host, graph) {
const bounds = host.frame.getBoundingClientRect();
isnot(
graph.width,
bounds.width * window.devicePixelRatio,
"The graph should not span all the parent node's width."
);
isnot(
graph.height,
bounds.height * window.devicePixelRatio,
"The graph should not span all the parent node's height."
);
is(
graph.width,
graph.fixedWidth * window.devicePixelRatio,
"The graph has the correct width."
);
is(
graph.height,
graph.fixedHeight * window.devicePixelRatio,
"The graph has the correct height."
);
}
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