1 files changed, 100 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/elements/multiple-definitions-private-field-usage.js b/js/src/tests/test262/language/statements/class/elements/multiple-definitions-private-field-usage.js
new file mode 100644
index 0000000000..66093b3c15
--- /dev/null
+++ b/js/src/tests/test262/language/statements/class/elements/multiple-definitions-private-field-usage.js
@@ -0,0 +1,100 @@
+// This file was procedurally generated from the following sources:
+// - src/class-elements/private-field-usage.case
+// - src/class-elements/productions/cls-decl-multiple-definitions.template
+/*---
+description: PrivateName CallExpression usage (private field) (multiple fields definitions)
+esid: prod-FieldDefinition
+features: [class-fields-private, class, class-fields-public]
+flags: [generated]
+includes: [propertyHelper.js]
+info: |
+    Updated Productions
+
+    CallExpression[Yield, Await]:
+      CoverCallExpressionAndAsyncArrowHead[?Yield, ?Await]
+      SuperCall[?Yield, ?Await]
+      CallExpression[?Yield, ?Await]Arguments[?Yield, ?Await]
+      CallExpression[?Yield, ?Await][Expression[+In, ?Yield, ?Await]]
+      CallExpression[?Yield, ?Await].IdentifierName
+      CallExpression[?Yield, ?Await]TemplateLiteral[?Yield, ?Await]
+      CallExpression[?Yield, ?Await].PrivateName
+
+---*/
+
+
+class C {
+  foo = "foobar";
+  m() { return 42 }
+  #m = 'test262';
+  m2() { return 39 }
+  bar = "barbaz";
+  method() {
+    return this.#m;
+  }
+}
+
+var c = new C();
+
+assert.sameValue(c.m(), 42);
+assert(
+  !Object.prototype.hasOwnProperty.call(c, "m"),
+  "m doesn't appear as an own property on the C instance"
+);
+assert.sameValue(c.m, C.prototype.m);
+
+verifyProperty(C.prototype, "m", {
+  enumerable: false,
+  configurable: true,
+  writable: true,
+});
+
+assert.sameValue(c.m2(), 39);
+assert(!
+  Object.prototype.hasOwnProperty.call(c, "m2"),
+  "m2 doesn't appear as an own property on the C instance"
+);
+assert.sameValue(c.m2, C.prototype.m2);
+
+verifyProperty(C.prototype, "m2", {
+  enumerable: false,
+  configurable: true,
+  writable: true,
+});
+
+assert.sameValue(c.foo, "foobar");
+assert(
+  !Object.prototype.hasOwnProperty.call(C, "foo"),
+  "foo doesn't appear as an own property on the C constructor"
+);
+assert(
+  !Object.prototype.hasOwnProperty.call(C.prototype, "foo"),
+  "foo doesn't appear as an own property on the C prototype"
+);
+
+verifyProperty(c, "foo", {
+  value: "foobar",
+  enumerable: true,
+  configurable: true,
+  writable: true,
+});
+
+assert.sameValue(c.bar, "barbaz");
+assert(
+  !Object.prototype.hasOwnProperty.call(C, "bar"),
+  "bar doesn't appear as an own property on the C constructor"
+);
+assert(
+  !Object.prototype.hasOwnProperty.call(C.prototype, "bar"),
+  "bar doesn't appear as an own property on the C prototype"
+);
+
+verifyProperty(c, "bar", {
+  value: "barbaz",
+  enumerable: true,
+  configurable: true,
+  writable: true,
+});
+
+assert.sameValue(c.method(), 'test262');
+
+reportCompare(0, 0);