gecko-dev/devtools/client/performance/test/browser_perf-overview-selec...

98 строки
2.8 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
/**
* Tests that events are fired from selection manipulation.
*/
const { SIMPLE_URL } = require("devtools/client/performance/test/helpers/urls");
const {
initPerformanceInNewTab,
teardownToolboxAndRemoveTab,
} = require("devtools/client/performance/test/helpers/panel-utils");
const {
startRecording,
stopRecording,
} = require("devtools/client/performance/test/helpers/actions");
const {
once,
} = require("devtools/client/performance/test/helpers/event-utils");
const {
dragStartCanvasGraph,
dragStopCanvasGraph,
clickCanvasGraph,
} = require("devtools/client/performance/test/helpers/input-utils");
add_task(async function() {
const { panel } = await initPerformanceInNewTab({
url: SIMPLE_URL,
win: window,
});
const { EVENTS, PerformanceController, OverviewView } = panel.panelWin;
await startRecording(panel);
await stopRecording(panel);
const duration = PerformanceController.getCurrentRecording().getDuration();
const graph = OverviewView.graphs.get("timeline");
// Select the first half of the graph.
let rangeSelected = once(OverviewView, EVENTS.UI_OVERVIEW_RANGE_SELECTED, {
spreadArgs: true,
});
dragStartCanvasGraph(graph, { x: 0 });
let [{ startTime, endTime }] = await rangeSelected;
is(endTime, duration, "The selected range is the entire graph, for now.");
rangeSelected = once(OverviewView, EVENTS.UI_OVERVIEW_RANGE_SELECTED, {
spreadArgs: true,
});
dragStopCanvasGraph(graph, { x: graph.width / 2 });
[{ startTime, endTime }] = await rangeSelected;
is(endTime, duration / 2, "The selected range is half of the graph.");
is(graph.hasSelection(), true, "A selection exists on the graph.");
is(
startTime,
0,
"The UI_OVERVIEW_RANGE_SELECTED event fired with 0 as a `startTime`."
);
is(
endTime,
duration / 2,
`The UI_OVERVIEW_RANGE_SELECTED event fired with ${duration /
2} as \`endTime\`.`
);
const mapStart = () => 0;
const mapEnd = () => duration;
const actual = graph.getMappedSelection({ mapStart, mapEnd });
is(actual.min, 0, "Graph selection starts at 0.");
is(actual.max, duration / 2, `Graph selection ends at ${duration / 2}.`);
// Listen to deselection.
rangeSelected = once(OverviewView, EVENTS.UI_OVERVIEW_RANGE_SELECTED, {
spreadArgs: true,
});
clickCanvasGraph(graph, { x: (3 * graph.width) / 4 });
[{ startTime, endTime }] = await rangeSelected;
is(graph.hasSelection(), false, "A selection no longer on the graph.");
is(
startTime,
0,
"The UI_OVERVIEW_RANGE_SELECTED event fired with 0 as a `startTime`."
);
is(
endTime,
duration,
"The UI_OVERVIEW_RANGE_SELECTED event fired with duration as `endTime`."
);
await teardownToolboxAndRemoveTab(panel);
});