1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/let/dstr/ary-init-iter-close.js b/js/src/tests/test262/language/statements/let/dstr/ary-init-iter-close.js
new file mode 100644
index 0000000000..7c8c73e2b0
--- /dev/null
+++ b/js/src/tests/test262/language/statements/let/dstr/ary-init-iter-close.js
@@ -0,0 +1,47 @@
+// This file was procedurally generated from the following sources:
+// - src/dstr-binding/ary-init-iter-close.case
+// - src/dstr-binding/default/let-stmt.template
+/*---
+description: Iterator is closed when not exhausted by pattern evaluation (`let` statement)
+esid: sec-let-and-const-declarations-runtime-semantics-evaluation
+features: [Symbol.iterator, destructuring-binding]
+flags: [generated]
+info: |
+    LexicalBinding : BindingPattern Initializer
+
+    1. Let rhs be the result of evaluating Initializer.
+    2. Let value be GetValue(rhs).
+    3. ReturnIfAbrupt(value).
+    4. Let env be the running execution context's LexicalEnvironment.
+    5. Return the result of performing BindingInitialization for BindingPattern
+       using value and env as the arguments.
+
+    13.3.3.5 Runtime Semantics: BindingInitialization
+
+    BindingPattern : ArrayBindingPattern
+
+    [...]
+    4. If iteratorRecord.[[done]] is false, return ? IteratorClose(iterator,
+       result).
+    [...]
+
+---*/
+var doneCallCount = 0;
+var iter = {};
+iter[Symbol.iterator] = function() {
+  return {
+    next: function() {
+      return { value: null, done: false };
+    },
+    return: function() {
+      doneCallCount += 1;
+      return {};
+    }
+  };
+};
+
+let [x] = iter;
+
+assert.sameValue(doneCallCount, 1);
+
+reportCompare(0, 0);