Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 96 insertions, 0 deletions

diff --git a/browser/base/content/test/tabPrompts/browser_multiplePrompts.js b/browser/base/content/test/tabPrompts/browser_multiplePrompts.js
new file mode 100644
index 0000000000..18f41245fd
--- /dev/null
+++ b/browser/base/content/test/tabPrompts/browser_multiplePrompts.js
@@ -0,0 +1,96 @@
+"use strict";
+
+/*
+ * This test triggers multiple alerts on one single tab, because it"s possible
+ * for web content to do so. The behavior is described in bug 1266353.
+ *
+ * We assert the presentation of the multiple alerts, ensuring we show only
+ * the oldest one.
+ */
+add_task(async function() {
+  await SpecialPowers.pushPrefEnv({
+    set: [["prompts.contentPromptSubDialog", false]],
+  });
+
+  const PROMPTCOUNT = 9;
+
+  let contentScript = function(MAX_PROMPT) {
+    var i = MAX_PROMPT;
+    let fns = ["alert", "prompt", "confirm"];
+    function openDialog() {
+      i--;
+      if (i) {
+        SpecialPowers.Services.tm.dispatchToMainThread(openDialog);
+      }
+      window[fns[i % 3]](fns[i % 3] + " countdown #" + i);
+    }
+    SpecialPowers.Services.tm.dispatchToMainThread(openDialog);
+  };
+  let url =
+    "data:text/html,<script>(" +
+    encodeURIComponent(contentScript.toSource()) +
+    ")(" +
+    PROMPTCOUNT +
+    ");</script>";
+
+  let promptsOpenedPromise = new Promise(function(resolve) {
+    let unopenedPromptCount = PROMPTCOUNT;
+    Services.obs.addObserver(function observer() {
+      unopenedPromptCount--;
+      if (!unopenedPromptCount) {
+        Services.obs.removeObserver(observer, "tabmodal-dialog-loaded");
+        info("Prompts opened.");
+        resolve();
+      }
+    }, "tabmodal-dialog-loaded");
+  });
+
+  let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, url, true);
+  info("Tab loaded");
+
+  await promptsOpenedPromise;
+
+  let promptElementsCount = PROMPTCOUNT;
+  while (promptElementsCount--) {
+    let promptElements = tab.linkedBrowser.parentNode.querySelectorAll(
+      "tabmodalprompt"
+    );
+    is(
+      promptElements.length,
+      promptElementsCount + 1,
+      "There should be " + (promptElementsCount + 1) + " prompt(s)."
+    );
+    // The oldest should be the first.
+    let i = 0;
+    for (let promptElement of promptElements) {
+      let prompt = tab.linkedBrowser.tabModalPromptBox.getPrompt(promptElement);
+      let expectedType = ["alert", "prompt", "confirm"][i % 3];
+      is(
+        prompt.Dialog.args.text,
+        expectedType + " countdown #" + i,
+        "The #" + i + " alert should be labelled as such."
+      );
+      if (i !== promptElementsCount) {
+        is(prompt.element.hidden, true, "This prompt should be hidden.");
+        i++;
+        continue;
+      }
+
+      is(prompt.element.hidden, false, "The last prompt should not be hidden.");
+      prompt.onButtonClick(0);
+
+      // The click is handled async; wait for an event loop turn for that to
+      // happen.
+      await new Promise(function(resolve) {
+        Services.tm.dispatchToMainThread(resolve);
+      });
+    }
+  }
+
+  let promptElements = tab.linkedBrowser.parentNode.querySelectorAll(
+    "tabmodalprompt"
+  );
+  is(promptElements.length, 0, "Prompts should all be dismissed.");
+
+  BrowserTestUtils.removeTab(tab);
+});