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// modification, are permitted provided that the following conditions are
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//
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// Test that we can make large object literals that work.
// Also test that we can attempt to make even larger object literals without
// crashing.
function testLiteral(size, array_in_middle) {
print(size);
var f;
// Build object-literal string.
var literal = "function f() { return ";
for (var i = 0; i < size; i++) {
literal += "{a:";
}
literal += array_in_middle ? " [42.2]" : "{a:42.2}";
for (var i = 0; i < size; i++) {
literal += "}";
if (i < size - 1) {
literal += ", b:42, c:/asd/, x:'foo', y:[], z:new Object()";
}
}
literal += "; }";
// Create the object literal.
eval(literal);
var x = f();
// Check that the properties have the expected values.
for (var i = 0; i < size; i++) {
x = x.a;
}
if (array_in_middle) {
assertEquals(42.2, x[0]), "x array in middle";
x[0] = 41.2;
} else {
assertEquals(42.2, x.a, "x object in middle");
x.a = 41.2;
}
var y = f();
for (var i = 0; i < size; i++) {
y = y.a;
}
if (array_in_middle) {
assertEquals(42.2, y[0], "y array in middle");
y[0] = 41.2;
} else {
assertEquals(42.2, y.a, "y object in middle");
y.a = 41.2;
}
}
// The sizes to test.
var sizes = [1, 2, 100, 200];
// Run the test.
for (var i = 0; i < sizes.length; i++) {
testLiteral(sizes[i], false);
testLiteral(sizes[i], true);
}
function checkExpectedException(e) {
assertInstanceof(e, RangeError);
assertTrue(e.message.indexOf("Maximum call stack size exceeded") >= 0);
}
function testLiteralAndCatch(size) {
var big_enough = false;
try {
testLiteral(size, false);
} catch (e) {
checkExpectedException(e);
big_enough = true;
}
try {
testLiteral(size, true);
} catch (e) {
checkExpectedException(e);
big_enough = true;
}
return big_enough;
}
// Catch stack overflows.
testLiteralAndCatch(1000) ||
testLiteralAndCatch(20000) ||
testLiteralAndCatch(200000);