1 files changed, 62 insertions, 0 deletions
diff --git a/editor/libeditor/tests/test_defaultParagraphSeparatorBR_between_blocks.html b/editor/libeditor/tests/test_defaultParagraphSeparatorBR_between_blocks.html
new file mode 100644
index 0000000000..fdb673a6e1
--- /dev/null
+++ b/editor/libeditor/tests/test_defaultParagraphSeparatorBR_between_blocks.html
@@ -0,0 +1,62 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <meta charset="utf-8">
+  <title>Test for insertParagraph when defaultParagraphSeparator is br and between blocks</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" href="/tests/SimpleTest/test.css"/>
+  <script>
+    "use strict";
+    SimpleTest.waitForExplicitFinish();
+    SimpleTest.waitForFocus(() => {
+      const editor = document.createElement("div");
+      editor.setAttribute("contenteditable", "");
+      editor.innerHTML = "<div>abc</div><div>def</div>";
+      document.body.appendChild(editor);
+      editor.focus();
+      document.execCommand("defaultParagraphSeparator", false, "br");
+      getSelection().collapse(editor, 1);  // put caret between the <div>s
+      ok(
+        document.execCommand("insertParagraph"),
+        'execCommand("insertParagraph") should return true'
+      )
+      is(
+        editor.innerHTML,
+        "<div>abc</div><br><div>def</div>",
+        "<br> element should be inserted between the <div> elements"
+      );
+      ok(
+        getSelection().isCollapsed,
+        "Selection should be collapsed after insertParagraph"
+      );
+      is(
+        getSelection().focusNode,
+        editor,
+        "Caret should be in the editing host"
+      );
+      is(
+        getSelection().focusOffset,
+        1,
+        "Caret should be around the <br> element"
+      );
+      is(
+        SpecialPowers.wrap(getSelection()).interlinePosition,
+        true,
+        "Caret should be painted at start of the new line"
+      );
+      document.execCommand("insertText", false, "X");
+      todo_is(
+        editor.innerHTML,
+        "<div>abc</div><br>X<div>def</div>",
+        '"X" should be inserted after the inserted <br> element'
+      );
+      SimpleTest.finish();
+    });
+  </script>
+</head>
+<body>
+<p id="display"></p>
+<div id="content" style="display: none"></div>
+<pre id="test"></pre>
+</body>
+</html>