1 files changed, 51 insertions, 0 deletions
diff --git a/testing/web-platform/tests/interfaces/css-toggle.tentative.idl b/testing/web-platform/tests/interfaces/css-toggle.tentative.idl
new file mode 100644
index 0000000000..5587019a29
--- /dev/null
+++ b/testing/web-platform/tests/interfaces/css-toggle.tentative.idl
@@ -0,0 +1,51 @@
+partial interface Element {
+  [SameObject] readonly attribute CSSToggleMap toggles;
+};
+
+interface CSSToggleMap {
+  maplike<DOMString, CSSToggle>;
+  CSSToggleMap set(DOMString key, CSSToggle value);
+};
+
+interface CSSToggle {
+  attribute (unsigned long or DOMString) value;
+  attribute unsigned long? valueAsNumber;
+  attribute DOMString? valueAsString;
+
+  attribute (unsigned long or FrozenArray<DOMString>) states;
+  attribute boolean group;
+  attribute CSSToggleScope scope;
+  attribute CSSToggleCycle cycle;
+
+  constructor(optional CSSToggleData options);
+};
+
+dictionary CSSToggleData {
+  (unsigned long or DOMString) value = 0;
+  (unsigned long or sequence<DOMString>) states = 1;
+  boolean group = false;
+  CSSToggleScope scope = "wide";
+  CSSToggleCycle cycle = "cycle";
+};
+
+enum CSSToggleScope {
+  "narrow",
+  "wide",
+};
+
+enum CSSToggleCycle {
+  "cycle",
+  "cycle-on",
+  "sticky",
+};
+
+interface CSSToggleEvent : Event {
+  constructor(DOMString type, optional CSSToggleEventInit eventInitDict = {});
+  readonly attribute DOMString toggleName;
+  readonly attribute CSSToggle? toggle;
+};
+
+dictionary CSSToggleEventInit : EventInit {
+  DOMString toggleName = "";
+  CSSToggle? toggle = null;
+};