1 files changed, 54 insertions, 0 deletions
diff --git a/dom/xslt/tests/browser/bug1309630.sjs b/dom/xslt/tests/browser/bug1309630.sjs
new file mode 100644
index 0000000000..9a3f464139
--- /dev/null
+++ b/dom/xslt/tests/browser/bug1309630.sjs
@@ -0,0 +1,54 @@
+function handleRequest(request, response) {
+  const XSLT = `<?xml version="1.0"?>
+    <?xml-stylesheet type="text/xsl" href="#bug"?>
+    <xsl:stylesheet id="bug" version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+      <xsl:template name="f" match="/">
+        <xsl:param name="n" select="0" />
+        <xsl:apply-templates select="document(concat('${request.path}?', $n))/xsl:stylesheet/xsl:template[@name='f']">
+          <xsl:with-param name="n" select="$n + 1"/>
+        </xsl:apply-templates>
+        <xsl:call-template name="f">
+          <xsl:with-param name="n" select="$n + 1"/>
+        </xsl:call-template>
+      </xsl:template>
+    </xsl:stylesheet>`;
+
+  // reset_counter sets the counter to -1.
+  if (request.queryString === "reset_counter") {
+    setState("base", "-1");
+    response.write("");
+    return;
+  }
+
+  // record_counter makes us store the current value of the counter.
+  if (request.queryString === "record_counter") {
+    setState("base", getState("counter"));
+    response.write("");
+    return;
+  }
+
+  // get_counter_change returns the difference between the current
+  // value of the counter and the value it had when the script was
+  // loaded with the record_counter query string.
+  if (request.queryString === "get_counter_change") {
+    response.write(
+      String(Number(getState("counter")) - Number(getState("base")))
+    );
+    return;
+  }
+
+  // The XSLT code calls the document() function with a URL pointing to
+  // this script, with the query string set to a counter starting from 0
+  // and incremementing with every call of the document() function.
+  // The first load will happen either from the xml-stylesheet PI, or
+  // with fetch(), to parse a document to pass to
+  // XSLTProcessor.importStylesheet. In that case the query string will
+  // be empty, and we don't change the counter value, we only care about
+  // the loads through the document() function.
+  if (request.queryString) {
+    setState("counter", request.queryString);
+  }
+
+  response.setHeader("Content-Type", "text/xml; charset=utf-8", false);
+  response.write(XSLT);
+}