зеркало из https://github.com/mozilla/gecko-dev.git
115 строки
3.3 KiB
JavaScript
115 строки
3.3 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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/* eslint-disable mozilla/no-arbitrary-setTimeout */
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"use strict";
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// Tests that flame graph widget has proper keyboard support.
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const TEST_DATA = [
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{
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color: "#f00",
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blocks: [
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{ x: 0, y: 0, width: 50, height: 20, text: "FOO" },
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{ x: 50, y: 0, width: 100, height: 20, text: "BAR" }
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]
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},
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{
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color: "#00f",
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blocks: [
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{ x: 0, y: 30, width: 30, height: 20, text: "BAZ" }
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]
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}
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];
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const TEST_BOUNDS = { startTime: 0, endTime: 150 };
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const TEST_DPI_DENSITIY = 2;
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const KEY_CODE_UP = 38;
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const KEY_CODE_LEFT = 37;
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const KEY_CODE_RIGHT = 39;
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var {FlameGraph} = require("devtools/client/shared/widgets/FlameGraph");
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add_task(async function() {
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await addTab("about:blank");
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await performTest();
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gBrowser.removeCurrentTab();
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});
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async function performTest() {
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let [host,, doc] = await createHost();
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doc.body.setAttribute("style",
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"position: fixed; width: 100%; height: 100%; margin: 0;");
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let graph = new FlameGraph(doc.body, TEST_DPI_DENSITIY);
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await graph.ready();
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await testGraph(host, graph);
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await graph.destroy();
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host.destroy();
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}
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async function testGraph(host, graph) {
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graph.setData({ data: TEST_DATA, bounds: TEST_BOUNDS });
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is(graph._selection.start, 0,
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"The graph's selection start value is initially correct.");
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is(graph._selection.end, TEST_BOUNDS.endTime * TEST_DPI_DENSITIY,
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"The graph's selection end value is initially correct.");
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await pressKeyForTime(graph, KEY_CODE_LEFT, 1000);
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is(graph._selection.start, 0,
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"The graph's selection start value is correct after pressing LEFT.");
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ok(graph._selection.end < TEST_BOUNDS.endTime * TEST_DPI_DENSITIY,
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"The graph's selection end value is correct after pressing LEFT.");
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graph._selection.start = 0;
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graph._selection.end = TEST_BOUNDS.endTime * TEST_DPI_DENSITIY;
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info("Graph selection was reset (1).");
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await pressKeyForTime(graph, KEY_CODE_RIGHT, 1000);
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ok(graph._selection.start > 0,
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"The graph's selection start value is correct after pressing RIGHT.");
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is(graph._selection.end, TEST_BOUNDS.endTime * TEST_DPI_DENSITIY,
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"The graph's selection end value is correct after pressing RIGHT.");
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graph._selection.start = 0;
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graph._selection.end = TEST_BOUNDS.endTime * TEST_DPI_DENSITIY;
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info("Graph selection was reset (2).");
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await pressKeyForTime(graph, KEY_CODE_UP, 1000);
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ok(graph._selection.start > 0,
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"The graph's selection start value is correct after pressing UP.");
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ok(graph._selection.end < TEST_BOUNDS.endTime * TEST_DPI_DENSITIY,
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"The graph's selection end value is correct after pressing UP.");
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let distanceLeft = graph._selection.start;
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let distanceRight = TEST_BOUNDS.endTime * TEST_DPI_DENSITIY - graph._selection.end;
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ok(Math.abs(distanceRight - distanceLeft) < 0.1,
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"The graph zoomed correctly towards the center point.");
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}
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function pressKeyForTime(graph, keyCode, ms) {
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graph._onKeyDown({
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keyCode,
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preventDefault: () => {},
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stopPropagation: () => {},
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});
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return new Promise(resolve => {
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setTimeout(() => {
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graph._onKeyUp({
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keyCode,
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preventDefault: () => {},
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stopPropagation: () => {},
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});
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resolve();
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}, ms);
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});
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}
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