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Test Info:
- Manifest: dom/base/test/browser.toml
add_task(async function testParentProcess() {
const [parentProcess] = ChromeUtils.getAllDOMProcesses();
// browser.xhtml is in the parent process, so its domProcess is the parent process one
is(
parentProcess,
window.browsingContext.currentWindowGlobal.domProcess,
"The first element is the parent process"
);
is(
parentProcess.osPid,
Services.appinfo.processID,
"We got the right OS Pid"
);
is(parentProcess.childID, 0, "Parent process has childID set to 0");
});
add_task(async function testContentProcesses() {
info("Open a tab in a content process");
BrowserTestUtils.startLoadingURIString(
gBrowser.selectedBrowser,
"about:blank"
);
await BrowserTestUtils.browserLoaded(gBrowser.selectedBrowser);
info("Sanity checks against all returned elements of getAllDOMProcesses");
const processes = ChromeUtils.getAllDOMProcesses();
const allPids = [],
allChildIDs = [];
for (const process of processes) {
ok(
process instanceof Ci.nsIDOMProcessParent,
`Each element of the array is a nsIDOMProcessParent (${process})`
);
Assert.greater(process.osPid, 0, `OS Pid looks correct ${process.osPid}`);
if (process == processes[0]) {
is(
process.childID,
0,
`Child ID is 0 for the parent process, which is the first element of the returned array`
);
is(
process.remoteType,
null,
"The main process's remote type should be NOT_REMOTE"
);
} else {
Assert.greater(
process.childID,
0,
`Child ID looks also correct ${process.childID}`
);
ok(process.remoteType, "Should have a remote type");
}
ok(
!allPids.includes(process.osPid),
"We only get one nsIDOMProcessParent per OS process == each osPid is different"
);
allPids.push(process.osPid);
ok(!allChildIDs.includes(process.childID), "Each childID is different");
allChildIDs.push(process.childID);
}
info("Search for the nsIDOMProcessParent for the opened tab");
const { currentWindowGlobal } = gBrowser.selectedBrowser.browsingContext;
const tabProcess = currentWindowGlobal.domProcess;
ok(processes.includes(tabProcess), "Found the tab process in the list");
is(tabProcess.osPid, currentWindowGlobal.osPid, "We got the right OS Pid");
});