1 files changed, 53 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/generators/dstr/dflt-obj-init-undefined.js b/js/src/tests/test262/language/statements/generators/dstr/dflt-obj-init-undefined.js
new file mode 100644
index 0000000000..96c3faceee
--- /dev/null
+++ b/js/src/tests/test262/language/statements/generators/dstr/dflt-obj-init-undefined.js
@@ -0,0 +1,53 @@
+// This file was procedurally generated from the following sources:
+// - src/dstr-binding/obj-init-undefined.case
+// - src/dstr-binding/error/gen-func-decl-dflt.template
+/*---
+description: Value specifed for object binding pattern must be object coercible (undefined) (generator function declaration (default parameter))
+esid: sec-generator-function-definitions-runtime-semantics-instantiatefunctionobject
+features: [generators, destructuring-binding, default-parameters]
+flags: [generated]
+info: |
+    GeneratorDeclaration : function * ( FormalParameters ) { GeneratorBody }
+
+        [...]
+        2. Let F be GeneratorFunctionCreate(Normal, FormalParameters,
+           GeneratorBody, scope, strict).
+        [...]
+
+    9.2.1 [[Call]] ( thisArgument, argumentsList)
+
+    [...]
+    7. Let result be OrdinaryCallEvaluateBody(F, argumentsList).
+    [...]
+
+    9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList )
+
+    1. Let status be FunctionDeclarationInstantiation(F, argumentsList).
+    [...]
+
+    9.2.12 FunctionDeclarationInstantiation(func, argumentsList)
+
+    [...]
+    23. Let iteratorRecord be Record {[[iterator]]:
+        CreateListIterator(argumentsList), [[done]]: false}.
+    24. If hasDuplicates is true, then
+        [...]
+    25. Else,
+        b. Let formalStatus be IteratorBindingInitialization for formals with
+           iteratorRecord and env as arguments.
+    [...]
+
+    Runtime Semantics: BindingInitialization
+
+    ObjectBindingPattern : { }
+
+    1. Return NormalCompletion(empty).
+---*/
+
+function* f({} = undefined) {}
+
+assert.throws(TypeError, function() {
+  f();
+});
+
+reportCompare(0, 0);