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-rw-r--r--testing/web-platform/tests/html/dom/documents/dom-tree-accessors/Document.body.html50
1 files changed, 50 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/dom/documents/dom-tree-accessors/Document.body.html b/testing/web-platform/tests/html/dom/documents/dom-tree-accessors/Document.body.html
index 07f1edf93..7d8548885 100644
--- a/testing/web-platform/tests/html/dom/documents/dom-tree-accessors/Document.body.html
+++ b/testing/web-platform/tests/html/dom/documents/dom-tree-accessors/Document.body.html
@@ -166,4 +166,54 @@ test(function() {
doc.body = new_frameset;
assert_equals(doc.body, new_frameset, "test6-3, append frameset to a new document");
}, "Setting document.body to a new frameset element.");
+
+test(function() {
+ var doc = createDocument();
+ var html = doc.appendChild(doc.createElement("html"));
+ var f =
+ html.appendChild(doc.createElement("frameset"));
+ assert_equals(doc.body, f);
+
+ var b = doc.createElement("body");
+ doc.body = b;
+
+ assert_equals(f.parentNode, null,
+ "Frameset should have been removed from the tree");
+ assert_equals(doc.body, b, "Body should be the new doc.body");
+}, "Setting document.body to a body will replace an existing frameset if there is one.");
+
+test(function() {
+ var doc = createDocument();
+ var html = doc.appendChild(doc.createElement("html"));
+ var b =
+ html.appendChild(doc.createElement("body"));
+ assert_equals(doc.body, b);
+
+ var f = doc.createElement("frameset");
+ doc.body = f;
+
+ assert_equals(b.parentNode, null,
+ "Body should have been removed from the tree");
+ assert_equals(doc.body, f, "Frameset should be the new doc.body");
+}, "Setting document.body to a frameset will replace an existing body if there is one.");
+
+test(function() {
+ var doc = createDocument();
+ var html = doc.appendChild(doc.createElement("html"));
+ var b =
+ html.appendChild(doc.createElement("body"));
+ var f1 = html.appendChild(doc.createElement("frameset"));
+ assert_equals(doc.body, b);
+
+ var f2 = doc.createElement("frameset");
+ doc.body = f2;
+
+ assert_equals(b.parentNode, null,
+ "Body should have been removed from the tree");
+ assert_equals(f1.parentNode, html,
+ "Frameset following body should still be in the tree.");
+ assert_equals(doc.body, f2, "New frameset should be the new doc.body");
+ assert_equals(f2.nextSibling, f1, "New frameset should have replaced the body");
+}, "Setting document.body to a frameset will replace the first existing body/frameset.");
+
</script>