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-rw-r--r--js/src/tests/non262/class/fields-static-class-name-binding.js59
1 files changed, 59 insertions, 0 deletions
diff --git a/js/src/tests/non262/class/fields-static-class-name-binding.js b/js/src/tests/non262/class/fields-static-class-name-binding.js
new file mode 100644
index 0000000000..54032b03ff
--- /dev/null
+++ b/js/src/tests/non262/class/fields-static-class-name-binding.js
@@ -0,0 +1,59 @@
+// Static field initialisers can access the inner name binding for class definitions.
+{
+ class C {
+ static field = C;
+ }
+ assertEq(C.field, C);
+}
+{
+ let C = class Inner {
+ static field = Inner;
+ };
+ assertEq(C.field, C);
+}
+
+// Static field initialisers can't access the outer name binding for class expressions
+// before it has been initialised.
+{
+ assertThrowsInstanceOf(() => {
+ let C = class {
+ static field = C;
+ };
+ }, ReferenceError);
+}
+
+// Static field initialisers can access the outer name binding for class expressions after
+// the binding has been initialised
+{
+ let C = class {
+ static field = () => C;
+ };
+ assertEq(C.field(), C);
+}
+
+// Static field initialiser expressions always resolve the inner name binding.
+{
+ class C {
+ static field = () => C;
+ }
+ assertEq(C.field(), C);
+
+ const D = C;
+ C = null;
+
+ assertEq(D.field(), D);
+}
+{
+ let C = class Inner {
+ static field = () => Inner;
+ }
+ assertEq(C.field(), C);
+
+ const D = C;
+ C = null;
+
+ assertEq(D.field(), D);
+}
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);