From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/base/test/test_find_bug1601118.html | 61 +++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 dom/base/test/test_find_bug1601118.html

(limited to 'dom/base/test/test_find_bug1601118.html')
diff --git a/dom/base/test/test_find_bug1601118.html b/dom/base/test/test_find_bug1601118.html
new file mode 100644
index 0000000000..de4604bc45
--- /dev/null
+++ b/dom/base/test/test_find_bug1601118.html
@@ -0,0 +1,61 @@
+<!doctype html>
+<meta charset="utf-8">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<div id="container">
+  Fission <br/>
+  Some text <br/>
+  Some more text Fission or Fission or even <span>Fi</span>ssion<br/>
+  Fission <br/>
+  more text<br/>
+  <div>
+    in a nested block Fission stuff
+  </div>
+</div>
+<script>
+const kContainer = document.getElementById("container");
+const kExpectedCount = 6;
+
+// We expect surroundContents() to throw in the <span>Fi</span>ssion case.
+const kExpectedThrewCount = 1;
+
+// Keep a hang of the original DOM so as to test forwards and backwards navigation.
+const kContainerClone = kContainer.cloneNode(true);
+
+function advance(backwards) {
+  if (!window.find("Fiss", /* caseSensitive = */ true, backwards))
+    return { success: false };
+
+  let threw = false;
+  try {
+    window.getSelection().getRangeAt(0).surroundContents(document.createElement("mark"));
+  } catch (ex) {
+    threw = true;
+  }
+
+  // Sanity-check
+  assert_equals(window.getSelection().toString(), "Fiss");
+  return { success: true, threw };
+}
+
+function runTestForDirection(backwards) {
+  let threwCount = 0;
+  for (let i = 0; i < kExpectedCount; ++i) {
+    let result = advance(backwards);
+    assert_true(result.success, `Should've successfully advanced (${i} / ${kExpectedCount}, backwards: ${backwards})`);
+    if (result.threw)
+      threwCount++;
+  }
+  assert_false(advance(backwards).success, `Should've had exactly ${kExpectedCount} matches`);
+  assert_equals(threwCount, kExpectedThrewCount, "Should've thrown the expected number of times");
+  assert_equals(kContainer.querySelectorAll("mark").length, kExpectedCount - threwCount, "Should've created the expected number of marks");
+  assert_false(!!kContainer.querySelector("mark mark"), "Shouldn't have created nested marks");
+}
+
+test(function() {
+  runTestForDirection(false);
+  window.getSelection().removeAllRanges();
+  kContainer.innerHTML = kContainerClone.innerHTML;
+  runTestForDirection(true);
+}, "window.find() while marking with surroundContents");
+</script>
-- 
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