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-rw-r--r--dom/base/test/browser_chromeutils_getalldomprocesses.js62
1 files changed, 62 insertions, 0 deletions
diff --git a/dom/base/test/browser_chromeutils_getalldomprocesses.js b/dom/base/test/browser_chromeutils_getalldomprocesses.js
new file mode 100644
index 0000000000..aef5bcf12b
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+++ b/dom/base/test/browser_chromeutils_getalldomprocesses.js
@@ -0,0 +1,62 @@
+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.loadURIString(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})`
+ );
+ ok(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 {
+ ok(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");
+});