diff options
Diffstat (limited to '')
| -rw-r--r-- | js/xpconnect/tests/chrome/test_xrayLargeTypedArray.html | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/js/xpconnect/tests/chrome/test_xrayLargeTypedArray.html b/js/xpconnect/tests/chrome/test_xrayLargeTypedArray.html new file mode 100644 index 0000000000..dcb0b87380 --- /dev/null +++ b/js/xpconnect/tests/chrome/test_xrayLargeTypedArray.html @@ -0,0 +1,47 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=1674777 +--> +<head> + <meta charset="utf-8"> + <title>Test for Bug 1674777</title> + <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="chrome://global/skin"/> + <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/> + <script type="application/javascript"> + +/** Test for Bug 1674777 **/ + +function go() { + SimpleTest.waitForExplicitFinish(); + + let win = document.getElementById('ifr').contentWindow; + + const nbytes = 3 * 1024 * 1024 * 1024; // 3 GB. + let tarray = new win.Int8Array(nbytes); + ok(Cu.isXrayWrapper(tarray), "Should be Xray"); + is(tarray.length, nbytes, "Length should match"); + is(tarray.byteLength, nbytes, "byteLength should match"); + + // Expect OOM when getting all property names. + let ex; + try { + Object.getOwnPropertyNames(tarray); + } catch (e) { + ex = e; + } + is(ex, "out of memory", "Expected OOM"); + + SimpleTest.finish(); +} + + </script> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1674777">Mozilla Bug 1674777</a> + +<iframe id="ifr" onload="go();" src="http://example.org/tests/js/xpconnect/tests/mochitest/file_empty.html" /> + +</body> +</html> |