test_parameter_conversion.html

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<!DOCTYPE HTML>

<html>

<head>

  <title>Test for setParameter conversion to XSLT type</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>

</head>

<body>

<p id="display"></p>

<div id="content" style="display: none"></div>

<pre id="test">

<script>

  let parser = new DOMParser();

  let xml = parser.parseFromString('<?xml version="1.0" encoding="utf-8" ?><root/>', "text/xml");

  let xslt = parser.parseFromString(`<?xml version="1.0" encoding="utf-8"?>

<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

<xsl:param name="test" />

<xsl:template match="/">

  <xsl:value-of select="$test" />

</xsl:template>

</xsl:stylesheet>`, "text/xml");

  let processor = new XSLTProcessor();

  processor.importStylesheet(xslt);

  let callbackCalled = false;

  let param = {

    [Symbol.toPrimitive](hint) {

      callbackCalled = true;

      processor.removeParameter(null, 'test');

      if (hint == 'string') {

        return "Value";

      throw new Error("Not converting to string?");

};

  processor.setParameter(null, 'test', param);

  ok(callbackCalled, "Parameter was converted during call to setParameter.");

  is(processor.getParameter(null, 'test'), "Value", "processor.removeParameter during string conversion should have no effect.");

  callbackCalled = false;

  processor.transformToDocument(xml);

  ok(!callbackCalled, "Parameter was not converted during call to transformToDocument.");

  is(processor.getParameter(null, 'test'), "Value", "processor.removeParameter during string conversion should have no effect.");

</script>

</pre>

</body>

</html>