substring-non-positive-postion.html

<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
<html>
<head>
<script src="../../resources/js-test.js"></script>
</head>
<body>
<p>Test for <a href="http://bugs.webkit.org/show_bug.cgi?id=41913">bug 41913</a>:
XPath substring function does not correctly handle non-positive values for the position argument</p>
<div id="console"></div>

<script>
    shouldBe("document.evaluate(\"substring('abcde', 0)\", document, null, XPathResult.STRING_TYPE, null).stringValue", "'abcde'");
    shouldBe("document.evaluate(\"substring('abcde', -2)\", document, null, XPathResult.STRING_TYPE, null).stringValue", "'abcde'");
    shouldBe("document.evaluate(\"substring('abcde', 0, 5)\", document, null, XPathResult.STRING_TYPE, null).stringValue", "'abcd'");
    shouldBe("document.evaluate(\"substring('abcde', -2, 5)\", document, null, XPathResult.STRING_TYPE, null).stringValue", "'ab'");

</script>
</body>
</html>

chromium/third_party/blink/web_tests/fast/xpath/substring-non-positive-postion.html