gecko-dev/devtools/client/shared/test/browser_flame-graph-02.js
Brian Grinstead aa32ce7f03 Bug 1181852 - Use shared-head.js for devtools/client/shared;r=jryans
--HG--
extra : commitid : iw129GcjoZ
2015-11-10 11:48:51 -08:00

42 lines
1.2 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Tests that flame graph widgets may have a fixed width or height.
var {FlameGraph} = require("devtools/client/shared/widgets/FlameGraph");
add_task(function*() {
yield addTab("about:blank");
yield performTest();
gBrowser.removeCurrentTab();
});
function* performTest() {
let [host, win, doc] = yield createHost();
doc.body.setAttribute("style", "position: fixed; width: 100%; height: 100%; margin: 0;");
let graph = new FlameGraph(doc.body);
graph.fixedWidth = 200;
graph.fixedHeight = 100;
yield graph.ready();
testGraph(host, graph);
yield graph.destroy();
host.destroy();
}
function testGraph(host, graph) {
let 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.");
}