1 files changed, 121 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/elements/after-same-line-static-async-gen-computed-symbol-names.js b/js/src/tests/test262/language/statements/class/elements/after-same-line-static-async-gen-computed-symbol-names.js
new file mode 100644
index 0000000000..aae8b31c6a
--- /dev/null
+++ b/js/src/tests/test262/language/statements/class/elements/after-same-line-static-async-gen-computed-symbol-names.js
@@ -0,0 +1,121 @@
+// |reftest| async
+// This file was procedurally generated from the following sources:
+// - src/class-elements/computed-symbol-names.case
+// - src/class-elements/productions/cls-decl-after-same-line-static-async-gen.template
+/*---
+description: Computed property symbol names (field definitions after a static async generator in the same line)
+esid: prod-FieldDefinition
+features: [class-fields-public, Symbol, computed-property-names, class, async-iteration]
+flags: [generated, async]
+includes: [propertyHelper.js]
+info: |
+    ClassElement:
+      ...
+      FieldDefinition ;
+
+    FieldDefinition:
+      ClassElementName Initializer_opt
+
+    ClassElementName:
+      PropertyName
+
+---*/
+var x = Symbol();
+var y = Symbol();
+
+
+
+class C {
+  static async *m() { return 42; } [x]; [y] = 42;
+  
+}
+
+var c = new C();
+
+assert(
+  !Object.prototype.hasOwnProperty.call(c, "m"),
+  "m doesn't appear as an own property on the C instance"
+);
+assert(
+  !Object.prototype.hasOwnProperty.call(C.prototype, "m"),
+  "m doesn't appear as an own property on the C prototype"
+);
+
+verifyProperty(C, "m", {
+  enumerable: false,
+  configurable: true,
+  writable: true,
+}, {restore: true});
+
+C.m().next().then(function(v) {
+  assert.sameValue(v.value, 42);
+  assert.sameValue(v.done, true);
+
+  function assertions() {
+    // Cover $DONE handler for async cases.
+    function $DONE(error) {
+      if (error) {
+        throw new Test262Error('Test262:AsyncTestFailure')
+      }
+    }
+    assert(
+      !Object.prototype.hasOwnProperty.call(C.prototype, x),
+      "Symbol x doesn't appear as an own property on C prototype"
+    );
+    assert(
+      !Object.prototype.hasOwnProperty.call(C, x),
+      "Symbol x doesn't appear as an own property on C constructor"
+    );
+
+    verifyProperty(c, x, {
+      value: undefined,
+      enumerable: true,
+      writable: true,
+      configurable: true
+    });
+
+    assert(
+      !Object.prototype.hasOwnProperty.call(C.prototype, y),
+      "Symbol y doesn't appear as an own property on C prototype"
+    );
+    assert(
+      !Object.prototype.hasOwnProperty.call(C, y),
+      "Symbol y doesn't appear as an own property on C constructor"
+    );
+
+    verifyProperty(c, y, {
+      value: 42,
+      enumerable: true,
+      writable: true,
+      configurable: true
+    });
+
+    assert(
+      !Object.prototype.hasOwnProperty.call(C.prototype, "x"),
+      "x doesn't appear as an own property on C prototype"
+    );
+    assert(
+      !Object.prototype.hasOwnProperty.call(C, "x"),
+      "x doesn't appear as an own property on C constructor"
+    );
+    assert(
+      !Object.prototype.hasOwnProperty.call(c, "x"),
+      "x doesn't appear as an own property on C instance"
+    );
+
+    assert(
+      !Object.prototype.hasOwnProperty.call(C.prototype, "y"),
+      "y doesn't appear as an own property on C prototype"
+    );
+    assert(
+      !Object.prototype.hasOwnProperty.call(C, "y"),
+      "y doesn't appear as an own property on C constructor"
+    );
+    assert(
+      !Object.prototype.hasOwnProperty.call(c, "y"),
+      "y doesn't appear as an own property on C instance"
+    );
+  }
+
+  return Promise.resolve(assertions());
+}).then($DONE, $DONE);