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/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
const DOC_TOUCH = toDataURL("<div>Hello world");
add_task(async function invalidEnabledType({ client }) {
const { Emulation } = client;
for (const enabled of [null, "", 1, [], {}]) {
let errorThrown = "";
try {
await Emulation.setTouchEmulationEnabled({ enabled });
} catch (e) {
errorThrown = e.message;
}
ok(
errorThrown.match(/enabled: boolean value expected/),
`Fails with invalid type: ${enabled}`
);
}
});
add_task(async function enableAndDisable({ client }) {
const { Emulation, Runtime } = client;
const url = toDataURL("<p>foo");
await enableRuntime(client);
let contextCreated = Runtime.executionContextCreated();
await loadURL(url);
let result = await contextCreated;
await assertTouchEnabled(client, result.context, false);
await Emulation.setTouchEmulationEnabled({ enabled: true });
contextCreated = Runtime.executionContextCreated();
await loadURL(url);
result = await contextCreated;
await assertTouchEnabled(client, result.context, true);
await Emulation.setTouchEmulationEnabled({ enabled: false });
contextCreated = Runtime.executionContextCreated();
await loadURL(url);
result = await contextCreated;
await assertTouchEnabled(client, result.context, false);
});
add_task(async function receiveTouchEventsWhenEnabled({ client }) {
const { Emulation, Runtime } = client;
await enableRuntime(client);
await Emulation.setTouchEmulationEnabled({ enabled: true });
const contextCreated = Runtime.executionContextCreated();
await loadURL(DOC_TOUCH);
const { context } = await contextCreated;
await assertTouchEnabled(client, context, true);
const { result } = await evaluate(client, context.id, () => {
return new Promise(resolve => {
window.ontouchstart = () => {
resolve(true);
};
window.dispatchEvent(new Event("touchstart"));
resolve(false);
});
});
is(result.value, true, "Received touch event");
});
async function assertTouchEnabled(client, context, expectedStatus) {
const { result } = await evaluate(client, context.id, () => {
return "ontouchstart" in window;
});
if (expectedStatus) {
ok(result.value, "Touch emulation enabled");
} else {
ok(!result.value, "Touch emulation disabled");
}
}
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