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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/base/test/browser_messagemanager_loadprocessscript.js
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/base/test/browser_messagemanager_loadprocessscript.js')
-rw-r--r--dom/base/test/browser_messagemanager_loadprocessscript.js114
1 files changed, 114 insertions, 0 deletions
diff --git a/dom/base/test/browser_messagemanager_loadprocessscript.js b/dom/base/test/browser_messagemanager_loadprocessscript.js
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+++ b/dom/base/test/browser_messagemanager_loadprocessscript.js
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+var ppmm = Cc["@mozilla.org/parentprocessmessagemanager;1"]
+ .getService(Ci.nsIMessageBroadcaster);
+ppmm.QueryInterface(Ci.nsIProcessScriptLoader);
+
+function processScript() {
+ let cpmm = Components.classes["@mozilla.org/childprocessmessagemanager;1"]
+ .getService(Components.interfaces.nsISyncMessageSender);
+ if (cpmm !== this) {
+ dump("Test failed: wrong global object\n");
+ return;
+ }
+
+ this.cpmm = cpmm;
+
+ addMessageListener("ProcessTest:Reply", function listener(msg) {
+ removeMessageListener("ProcessTest:Reply", listener);
+ sendAsyncMessage("ProcessTest:Finished");
+ });
+ sendSyncMessage("ProcessTest:Loaded");
+}
+var processScriptURL = "data:,(" + processScript.toString() + ")()";
+
+function initTestScript() {
+ let init = initialProcessData;
+ if (init.test123 != "hello") {
+ dump("Initial data incorrect\n");
+ return;
+ }
+
+ sendAsyncMessage("ProcessTest:InitGood", init.test456.get("hi"));
+}
+var initTestScriptURL = "data:,(" + initTestScript.toString() + ")()";
+
+var checkProcess = Task.async(function*(mm) {
+ let { target } = yield promiseMessage(mm, "ProcessTest:Loaded");
+ target.sendAsyncMessage("ProcessTest:Reply");
+ yield promiseMessage(target, "ProcessTest:Finished");
+ ok(true, "Saw process finished");
+});
+
+function promiseMessage(messageManager, message) {
+ return new Promise(resolve => {
+ let listener = (msg) => {
+ messageManager.removeMessageListener(message, listener);
+ resolve(msg);
+ };
+
+ messageManager.addMessageListener(message, listener);
+ })
+}
+
+// Test that loading a process script loads in all existing processes
+add_task(function*() {
+ let checks = [];
+ for (let i = 0; i < ppmm.childCount; i++)
+ checks.push(checkProcess(ppmm.getChildAt(i)));
+
+ ppmm.loadProcessScript(processScriptURL, false);
+ yield Promise.all(checks);
+});
+
+// Test that loading a process script loads in new processes
+add_task(function*() {
+ // This test is only relevant in e10s
+ if (!gMultiProcessBrowser)
+ return;
+
+ is(ppmm.childCount, 2, "Should be two processes at this point");
+
+ // Load something in the main process
+ gBrowser.selectedBrowser.loadURI("about:robots");
+ yield BrowserTestUtils.browserLoaded(gBrowser.selectedBrowser);
+
+ let init = ppmm.initialProcessData;
+ init.test123 = "hello";
+ init.test456 = new Map();
+ init.test456.set("hi", "bye");
+
+ // With no remote frames left we should be down to one process.
+ // However, stuff like remote thumbnails can cause a content
+ // process to exist nonetheless. This should be rare, though,
+ // so the test is useful most of the time.
+ if (ppmm.childCount == 1) {
+ let mainMM = ppmm.getChildAt(0);
+
+ let check = checkProcess(ppmm);
+ ppmm.loadProcessScript(processScriptURL, true);
+
+ // The main process should respond
+ yield check;
+
+ check = checkProcess(ppmm);
+ // Reset the default browser to start a new child process
+ gBrowser.updateBrowserRemoteness(gBrowser.selectedBrowser, true);
+ gBrowser.selectedBrowser.loadURI("about:blank");
+ yield BrowserTestUtils.browserLoaded(gBrowser.selectedBrowser);
+
+ is(ppmm.childCount, 2, "Should be back to two processes at this point");
+
+ // The new process should have responded
+ yield check;
+
+ ppmm.removeDelayedProcessScript(processScriptURL);
+
+ let childMM;
+ childMM = ppmm.getChildAt(0) == mainMM ? ppmm.getChildAt(1) : ppmm.getChildAt(0);
+
+ childMM.loadProcessScript(initTestScriptURL, false);
+ let msg = yield promiseMessage(childMM, "ProcessTest:InitGood");
+ is(msg.data, "bye", "initial process data was correct");
+ } else {
+ info("Unable to finish test entirely");
+ }
+});