text: // This file was procedurally generated from the following sources:
  // - src/dstr-binding/ary-ptrn-elem-ary-rest-init.case
  // - src/dstr-binding/default/func-decl.template
  /*---
  description: BindingElement with array binding pattern and initializer is used (function declaration)
  esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject
  features: [destructuring-binding]
  flags: [generated]
  info: |
      FunctionDeclaration :
          function BindingIdentifier ( FormalParameters ) { FunctionBody }
  
          [...]
          3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody,
             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.
      [...]
  
      13.3.3.6 Runtime Semantics: IteratorBindingInitialization
  
      BindingElement : BindingPatternInitializer opt
  
      [...]
      2. If iteratorRecord.[[done]] is true, let v be undefined.
      3. If Initializer is present and v is undefined, then
         a. Let defaultValue be the result of evaluating Initializer.
         b. Let v be ? GetValue(defaultValue).
      4. Return the result of performing BindingInitialization of BindingPattern
         with v and environment as the arguments.
  ---*/
  var values = [2, 1, 3];
  
  var callCount = 0;
  function f([[...x] = values]) {
    assert(Array.isArray(x));
    assert.sameValue(x[0], 2);
    assert.sameValue(x[1], 1);
    assert.sameValue(x[2], 3);
    assert.sameValue(x.length, 3);
    assert.notSameValue(x, values);
    callCount = callCount + 1;
  };
  f([]);
  assert.sameValue(callCount, 1, 'function invoked exactly once');
  