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/*
* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/licenses/publicdomain/
*/
var gTestfile = "for-inof-loop-const-declaration.js";
var BUGNUMBER = 1278150;
var summary = "Support const declarations in for-of loop heads";
print(BUGNUMBER + ": " + summary);
/**************
* BEGIN TEST *
**************/
var count;
count = 0;
for (const x in "abcdef")
{
assertEq(x, "" + count++);
try
{
x = 3;
throw new Error("didn't throw");
}
catch (e)
{
assertEq(e instanceof TypeError, true,
"didn't get a TypeError, instead got: " + e);
}
}
count = 0;
for (const x of "012345")
{
assertEq(x, "" + count++);
try
{
x = 3;
throw new Error("didn't throw");
}
catch (e)
{
assertEq(e instanceof TypeError, true,
"didn't get a TypeError, instead got: " + e);
}
}
count = 0;
for (const { length, 0: c } in "abcdef")
{
assertEq(length, 1);
assertEq(c, "" + count++);
try
{
length = 1;
throw new Error("didn't throw");
}
catch (e)
{
assertEq(e instanceof TypeError, true,
"didn't get a TypeError, instead got: " + e);
}
}
count = 0;
for (const { length, 0: c } of "012345")
{
assertEq(length, 1);
assertEq(c, "" + count++);
try
{
c = 42;
throw new Error("didn't throw");
}
catch (e)
{
assertEq(e instanceof TypeError, true,
"didn't get a TypeError, instead got: " + e);
}
}
/******************************************************************************/
if (typeof reportCompare === "function")
reportCompare(true, true);
print("Tests complete");
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