/** Test transform with parameters. */
  @Test
  public void testParams() throws Exception {
    log = Utils.setup(name);
    Document in;
    Map<String, String> params = new HashMap<String, String>();
    String out;
    String expect;
    TransformEngine engine = App.getTransformEngine();

    in = xmlFromString("<foo/>");

    // With no params, we should see the default value
    out = (String) engine.doTransform(in, "test-params");
    log.trace("Output String:\n" + out);
    expect = "default param1 value";
    assertThat(out, containsString(expect));

    // Empty params map should work the same way
    out = (String) engine.doTransform(in, "test-params", params);
    log.trace("Output String:\n" + out);
    assertThat(out, containsString(expect));

    // Now, pass in a real param
    expect = "Zombo and Wumbus rock!";
    params.put("param1", expect);
    out = (String) engine.doTransform(in, "test-params", params);
    log.trace("Output String:\n" + out);
    assertThat(out, containsString(expect));
  }
  /** Test that transforms with our custom URI resolver work. */
  @Test
  public void testTransformWithResolver() throws Exception {
    log = Utils.setup(name);
    Document in, out;
    TransformEngine engine = App.getTransformEngine();

    in = xmlFromString("<foo/>");
    out = (Document) engine.doTransform(in, "test-resolver");
    log.trace("Output XML:\n" + serializeXml(out));
    assertEquals("foo", out.getDocumentElement().getTagName());
  }
  /** Test the string-value transform. */
  @Test
  public void testStringValueTransform() throws Exception {
    log = Utils.setup(name);
    Document in;
    String out;
    TransformEngine engine = App.getTransformEngine();

    in = xmlFromString("<foo>bar</foo>");
    out = (String) engine.doTransform(in, "string-value");
    log.trace("Output String:\n" + out);
    assertThat(out, containsString("bar"));

    in =
        xmlFromString(
            "<splits>\n"
                + "  <split><name>fleegle</name>: <plays>guitar</plays></split>\n"
                + "  <split><name>bingo</name>: <plays>drums</plays></split>\n"
                + "</splits>\n");
    out = (String) engine.doTransform(in, "string-value");
    assertThat(out, containsString("fleegle: guitar"));
    log.trace("Output String:\n" + out);
  }
  /** Test the identity transform. */
  @Test
  public void testIdentityTransform() throws Exception {
    log = Utils.setup(name);
    Document in, out;
    TransformEngine engine = App.getTransformEngine();

    in = xmlFromString("<foo/>");
    out = (Document) engine.doTransform(in, "identity");
    log.trace("Output XML:\n" + serializeXml(out));
    assertEquals("foo", out.getDocumentElement().getTagName());

    in =
        xmlFromString(
            "<splits>\n"
                + "  <fleegle plays='guitar'/>\n"
                + "  <bingo plays='drums'/>\n"
                + "</splits>\n");
    out = (Document) engine.doTransform(in, "identity");
    log.trace("Output XML:\n" + serializeXml(out));
    Element outRoot = out.getDocumentElement();
    assertEquals("splits", outRoot.getTagName());
    // child nodes including whitespace text nodes
    assertEquals(5, outRoot.getChildNodes().getLength());
  }