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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Test cycling angle units in the rule view.
const TEST_URI = `
<style type="text/css">
.turn {
filter: hue-rotate(1turn);
}
.deg {
filter: hue-rotate(180deg);
}
</style>
<body><div class=turn>Test turn</div><div class=deg>Test deg</div>cycling angle units in the rule view!</body>
`;
add_task(async function () {
await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
const { inspector, view } = await openRuleView();
await checkAngleCycling(inspector, view);
await checkAngleCyclingPersist(inspector, view);
});
async function checkAngleCycling(inspector, view) {
await selectNode(".turn", inspector);
const container = (
await getRuleViewProperty(view, ".turn", "filter", { wait: true })
).valueSpan;
const valueNode = container.querySelector(".ruleview-angle");
const win = view.styleWindow;
// turn
is(valueNode.textContent, "1turn", "Angle displayed as a turn value.");
const tests = [
{
value: "360deg",
comment: "Angle displayed as a degree value.",
},
{
value: `${Math.round(Math.PI * 2 * 10000) / 10000}rad`,
comment: "Angle displayed as a radian value.",
},
{
value: "400grad",
comment: "Angle displayed as a gradian value.",
},
{
value: "1turn",
comment: "Angle displayed as a turn value again.",
},
];
for (const test of tests) {
await checkSwatchShiftClick(container, win, test.value, test.comment);
}
}
async function checkAngleCyclingPersist(inspector, view) {
await selectNode(".deg", inspector);
let container = (
await getRuleViewProperty(view, ".deg", "filter", { wait: true })
).valueSpan;
let valueNode = container.querySelector(".ruleview-angle");
const win = view.styleWindow;
is(valueNode.textContent, "180deg", "Angle displayed as a degree value.");
await checkSwatchShiftClick(
container,
win,
`${Math.round(Math.PI * 10000) / 10000}rad`,
"Angle displayed as a radian value."
);
// Select the .turn div and reselect the .deg div to see
// if the new angle unit persisted
await selectNode(".turn", inspector);
await selectNode(".deg", inspector);
// We have to query for the container and the swatch because
// they've been re-generated
container = (
await getRuleViewProperty(view, ".deg", "filter", { wait: true })
).valueSpan;
valueNode = container.querySelector(".ruleview-angle");
is(
valueNode.textContent,
`${Math.round(Math.PI * 10000) / 10000}rad`,
"Angle still displayed as a radian value."
);
}
async function checkSwatchShiftClick(container, win, expectedValue, comment) {
// Wait for 500ms before attempting a click to workaround frequent
// intermittents.
//
// See potentially related bugs:
await wait(500);
const swatch = container.querySelector(".ruleview-angleswatch");
const valueNode = container.querySelector(".ruleview-angle");
const onUnitChange = once(swatch, "unit-change");
EventUtils.synthesizeMouseAtCenter(
swatch,
{
type: "mousedown",
shiftKey: true,
},
win
);
await onUnitChange;
is(valueNode.textContent, expectedValue, comment);
}