1 files changed, 131 insertions, 0 deletions
diff --git a/dom/ipc/tests/JSWindowActor/browser_sendQuery.js b/dom/ipc/tests/JSWindowActor/browser_sendQuery.js
new file mode 100644
index 0000000000..0d1a845949
--- /dev/null
+++ b/dom/ipc/tests/JSWindowActor/browser_sendQuery.js
@@ -0,0 +1,131 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+const ERROR_LINE_NUMBERS = {
+  jsm: 39,
+  "sys.mjs": 36,
+};
+const EXCEPTION_LINE_NUMBERS = {
+  jsm: ERROR_LINE_NUMBERS.jsm + 3,
+  "sys.mjs": ERROR_LINE_NUMBERS["sys.mjs"] + 3,
+};
+const ERROR_COLUMN_NUMBERS = {
+  jsm: 31,
+  "sys.mjs": 31,
+};
+const EXCEPTION_COLUMN_NUMBERS = {
+  jsm: 22,
+  "sys.mjs": 22,
+};
+
+function maybeAsyncStack(offset, column) {
+  if (
+    Services.prefs.getBoolPref(
+      "javascript.options.asyncstack_capture_debuggee_only"
+    )
+  ) {
+    return "";
+  }
+
+  let stack = Error().stack.replace(/^.*?\n/, "");
+  return (
+    "JSActor query*" +
+    stack.replace(
+      /^([^\n]+?):(\d+):\d+/,
+      (m0, m1, m2) => `${m1}:${+m2 + offset}:${column}`
+    )
+  );
+}
+
+declTest("sendQuery Error", {
+  async test(browser, _window, fileExt) {
+    let parent = browser.browsingContext.currentWindowGlobal;
+    let actorParent = parent.getActor("TestWindow");
+
+    let asyncStack = maybeAsyncStack(2, 8);
+    let error = await actorParent
+      .sendQuery("error", { message: "foo" })
+      .catch(e => e);
+
+    is(error.message, "foo", "Error should have the correct message");
+    is(error.name, "SyntaxError", "Error should have the correct name");
+    is(
+      error.stack,
+      `receiveMessage@resource://testing-common/TestWindowChild.${fileExt}:${ERROR_LINE_NUMBERS[fileExt]}:${ERROR_COLUMN_NUMBERS[fileExt]}\n` +
+        asyncStack,
+      "Error should have the correct stack"
+    );
+  },
+});
+
+declTest("sendQuery Exception", {
+  async test(browser, _window, fileExt) {
+    let parent = browser.browsingContext.currentWindowGlobal;
+    let actorParent = parent.getActor("TestWindow");
+
+    let asyncStack = maybeAsyncStack(2, 8);
+    let error = await actorParent
+      .sendQuery("exception", {
+        message: "foo",
+        result: Cr.NS_ERROR_INVALID_ARG,
+      })
+      .catch(e => e);
+
+    is(error.message, "foo", "Error should have the correct message");
+    is(
+      error.result,
+      Cr.NS_ERROR_INVALID_ARG,
+      "Error should have the correct result code"
+    );
+    is(
+      error.stack,
+      `receiveMessage@resource://testing-common/TestWindowChild.${fileExt}:${EXCEPTION_LINE_NUMBERS[fileExt]}:${EXCEPTION_COLUMN_NUMBERS[fileExt]}\n` +
+        asyncStack,
+      "Error should have the correct stack"
+    );
+  },
+});
+
+declTest("sendQuery testing", {
+  async test(browser) {
+    let parent = browser.browsingContext.currentWindowGlobal;
+    let actorParent = parent.getActor("TestWindow");
+    ok(actorParent, "JSWindowActorParent should have value.");
+
+    let { result } = await actorParent.sendQuery("asyncAdd", { a: 10, b: 20 });
+    is(result, 30);
+  },
+});
+
+declTest("sendQuery in-process early lifetime", {
+  url: "about:mozilla",
+  allFrames: true,
+
+  async test(browser) {
+    let iframe = browser.contentDocument.createElement("iframe");
+    browser.contentDocument.body.appendChild(iframe);
+    let wgc = iframe.contentWindow.windowGlobalChild;
+    let actorChild = wgc.getActor("TestWindow");
+    let { result } = await actorChild.sendQuery("asyncMul", { a: 10, b: 20 });
+    is(result, 200);
+  },
+});
+
+declTest("sendQuery unserializable reply", {
+  async test(browser) {
+    let parent = browser.browsingContext.currentWindowGlobal;
+    let actorParent = parent.getActor("TestWindow");
+    ok(actorParent, "JSWindowActorParent should have value");
+
+    try {
+      await actorParent.sendQuery("noncloneReply", {});
+      ok(false, "expected noncloneReply to be rejected");
+    } catch (error) {
+      ok(
+        error.message.includes("message reply cannot be cloned"),
+        "Error should have the correct message"
+      );
+    }
+  },
+});