1 files changed, 51 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/elements/private-field-is-visible-in-computed-properties.js b/js/src/tests/test262/language/statements/class/elements/private-field-is-visible-in-computed-properties.js
new file mode 100644
index 0000000000..cb2bb60987
--- /dev/null
+++ b/js/src/tests/test262/language/statements/class/elements/private-field-is-visible-in-computed-properties.js
@@ -0,0 +1,51 @@
+// Copyright (C) 2019 Caio Lima (Igalia SL). All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: PrivateName of a class is visible in its ComputetProperty scope
+esid: prod-ClassTail
+info: |
+  ClassTail : ClassHeritage { ClassBody }
+    1. Let lex be the LexicalEnvironment of the running execution context.
+    2. Let classScope be NewDeclarativeEnvironment(lex).
+    3. Let classScopeEnvRec be classScope's EnvironmentRecord.
+    ...
+    8. If ClassBodyopt is present, then
+        a. For each element dn of the PrivateBoundIdentifiers of ClassBodyopt,
+          i. Perform classPrivateEnvRec.CreateImmutableBinding(dn, true).
+          ii. Let privateName be NewPrivateName(dn).
+          iii. Perform ! classPrivateEnvRec.InitializeBinding(dn, dn).
+    ...
+    15. Set the running execution context's LexicalEnvironment to classScope.
+    16. Set the running execution context's PrivateEnvironment to classPrivateEnvironment.
+    ...
+    27. For each ClassElement e in order from elements
+      a. If IsStatic of e is false, then
+        i. Let field be the result of ClassElementEvaluation for e with arguments proto and false.
+    ...
+
+  GetValue ( V )
+    ...
+    5. If IsPropertyReference(V), then
+      ...
+      b. If IsPrivateReference(V), then
+        i. Return ? PrivateFieldGet(GetReferencedName(V), base).
+
+  PrivateFieldGet ( P, O )
+    ...
+    4. If entry is empty, throw a TypeError exception.
+    ...
+
+features: [class-fields-private, class-fields-public, class]
+---*/
+
+const self = this;
+assert.throws(TypeError, function() {
+  class C {
+    [self.#f] = 'Test262';
+    #f = 'foo';
+  }
+}, 'access to a not defined private field in object should throw a TypeError');
+
+
+reportCompare(0, 0);