src/v8/test/mjsunit/global-load-from-nested-eval.js

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// Tests global loads from nested eval.

var x = 42;

// Load the global.
function test(source) {
  eval('eval(' + source +')');
}
test('assertEquals(42, x)');

// Shadow variable with a with statement.
function testWith(source) {
  with ({ x: 1 }) {
    eval('eval(' + source +')');
  }
}
testWith('assertEquals(1, x)');

// Shadow variable with an eval-introduced variable.
function testEval(source) {
  eval('var x = 1');
  function f() {
    eval('eval('+ source + ')');
  }
  f();
}
testEval('assertEquals(1, x)');

// Eval that does not shadow.
function testEvalDontShadow(source) {
  eval('1');
  eval('eval(' + source +')');
}
testEvalDontShadow('assertEquals(42, x)');