@Test
public void testDuplicatesRemoval() throws IOException {
NodeSelector nodeSelector = createNodeFilter();
List<Node> nodes = nodeSelector.select("div div");
assertEquals(3, nodes.size());
}
@Test
public void testIdClass() throws IOException {
NodeSelector nodeSelector = createNodeFilter();
List<Node> nodes = nodeSelector.select("div#fiona");
assertEquals(1, nodes.size());
assertEquals("fiona", nodes.get(0).getAttribute("id"));
nodes = nodeSelector.select("div#fiona div#jodd");
assertEquals(1, nodes.size());
assertEquals("jodd", nodes.get(0).getAttribute("id"));
nodes = nodeSelector.select("div.k1");
assertEquals(1, nodes.size());
nodes = nodeSelector.select("div.k2");
assertEquals(2, nodes.size());
nodes = nodeSelector.select("div.k1.k2");
assertEquals(1, nodes.size());
nodes = nodeSelector.select(".k1.k2");
assertEquals(1, nodes.size());
nodes = nodeSelector.select("p em");
assertEquals(5, nodes.size());
nodes = nodeSelector.select("p * em");
assertEquals(2, nodes.size());
}
@Test
public void testPseudoFunctions() throws IOException {
NodeSelector nodeSelector = createNodeFilter();
List<Node> nodes = nodeSelector.select("p#text > em:nth-child(2n+1)");
assertEquals(2, nodes.size());
nodes = nodeSelector.select("p#text em:nth-child(2n+1)");
assertEquals(4, nodes.size());
nodes = nodeSelector.select("p#text > em:nth-last-child(2n+1)");
assertEquals(1, nodes.size());
assertEquals("lina", ((Element) nodes.get(0)).getAttribute("id"));
nodes = nodeSelector.select("p#text em:nth-last-child(2n+1)");
assertEquals(2, nodes.size());
nodes = nodeSelector.select("p#text em:nth-of-type(odd)");
assertEquals(4, nodes.size());
nodes = nodeSelector.select("p#text em:nth-of-type(even)");
assertEquals(1, nodes.size());
nodes = nodeSelector.select("p#text em:nth-last-of-type(odd)");
assertEquals(4, nodes.size());
nodes = nodeSelector.select("p#text em:nth-last-of-type(even)");
assertEquals(1, nodes.size());
}
@Test
public void testTags() throws IOException {
NodeSelector nodeSelector = createNodeFilter();
List<Node> nodes = nodeSelector.select("div");
assertEquals(5, nodes.size());
nodes = nodeSelector.select("body");
assertEquals(1, nodes.size());
assertEquals("body", nodes.get(0).getNodeName());
nodes = nodeSelector.select("p");
assertEquals(4, nodes.size());
}
@Test
public void testCollectionOfSelectors() throws IOException {
NodeSelector nodeSelector = createNodeFilter();
List<CssSelector> selectors1 = new CSSelly("body").parse();
List<CssSelector> selectors2 = new CSSelly("p").parse();
List<List<CssSelector>> collection = new ArrayList<List<CssSelector>>();
collection.add(selectors1);
collection.add(selectors2);
List<Node> nodes = nodeSelector.select(collection);
assertEquals(5, nodes.size());
assertEquals("body", nodes.get(0).nodeName);
}
@Test
public void testNodeSelector() throws IOException {
NodeSelector nodeSelector = createNodeFilter();
List<Node> nodes =
nodeSelector.select(
new NodeFilter() {
public boolean accept(Node node) {
if (node.getNodeType() != Node.NodeType.ELEMENT) {
return false;
}
if ("ema".equals(node.getAttribute("id"))) {
return true;
}
if ("lina".equals(node.getAttribute("id"))) {
return true;
}
return false;
}
});
assertEquals(2, nodes.size());
}
@Test
public void testMoreTags() throws IOException {
NodeSelector nodeSelector = createNodeFilter();
List<Node> nodes = nodeSelector.select("div b");
assertEquals(1, nodes.size());
assertEquals("b", nodes.get(0).getNodeName());
assertEquals("p", nodes.get(0).getParentNode().getNodeName());
nodes = nodeSelector.select("p b");
assertEquals(4, nodes.size());
nodes = nodeSelector.select("div div");
assertEquals(3, nodes.size());
nodes = nodeSelector.select("div div div");
assertEquals(2, nodes.size());
nodes = nodeSelector.select("* div div div");
assertEquals(2, nodes.size());
}
@Test
public void testCombinators() throws IOException {
NodeSelector nodeSelector = createNodeFilter();
List<Node> nodes = nodeSelector.select("p#text > span");
assertEquals(1, nodes.size());
Node spanNode = nodes.get(0);
assertEquals("spanner", (spanNode.getChild(0)).getNodeValue());
nodes = nodeSelector.select("p#text > em");
assertEquals(3, nodes.size());
nodes = nodeSelector.select("p#text > em#oleg + em");
assertEquals(0, nodes.size());
nodes = nodeSelector.select("p#text > em#oleg + span");
assertEquals(1, nodes.size());
assertEquals("spanner", (nodes.get(0).getChild(0)).getNodeValue());
nodes = nodeSelector.select("p#text > em#oleg ~ em");
assertEquals(1, nodes.size());
assertEquals("lina", nodes.get(0).getAttribute(0).getValue());
}
@Test
public void testPseudoClasses() throws IOException {
NodeSelector nodeSelector = createNodeFilter();
List<Node> nodes = nodeSelector.select("p#text > em:first-child");
assertEquals(1, nodes.size());
assertEquals("ema", nodes.get(0).getAttribute(0).getValue());
nodes = nodeSelector.select("p#text em:first-child");
assertEquals(3, nodes.size());
nodes = nodeSelector.select("p#text > em:last-child");
assertEquals(1, nodes.size());
nodes = nodeSelector.select("p#text em:last-child");
assertEquals(2, nodes.size());
nodes = nodeSelector.select("em:only-child");
assertEquals(1, nodes.size());
assertEquals("Sanja", (nodes.get(0).getFirstChild()).getNodeValue());
nodes = nodeSelector.select("em:first-child:last-child");
assertEquals(1, nodes.size());
assertEquals("Sanja", (nodes.get(0).getFirstChild()).getNodeValue());
nodes = nodeSelector.select("b:first-of-type");
assertEquals(3, nodes.size());
nodes = nodeSelector.select("p#text b:first-of-type");
assertEquals(1, nodes.size());
nodes = nodeSelector.select("p#text b:last-of-type");
assertEquals(1, nodes.size());
nodes = nodeSelector.select("p:root");
assertEquals(0, nodes.size());
nodes = nodeSelector.select("html:root");
assertEquals(1, nodes.size());
nodes = nodeSelector.select(":empty");
assertEquals(2, nodes.size());
nodes = nodeSelector.select("b span:only-of-type");
assertEquals(1, nodes.size());
assertEquals("framework", (nodes.get(0).getFirstChild()).getNodeValue());
}
@Test
public void testAttributes() throws IOException {
NodeSelector nodeSelector = createNodeFilter();
List<Node> nodes = nodeSelector.select("div[id]");
assertEquals(2, nodes.size());
nodes = nodeSelector.select("html body div[id] div#jodd");
assertEquals(1, nodes.size());
nodes = nodeSelector.select("div[id*=ion]");
assertEquals(1, nodes.size());
nodes = nodeSelector.select("div[id*=o]");
assertEquals(2, nodes.size());
nodes = nodeSelector.select("div[id$=odd]");
assertEquals(1, nodes.size());
nodes = nodeSelector.select("div[id$=od]");
assertEquals(0, nodes.size());
nodes = nodeSelector.select("div[id^=jo]");
assertEquals(1, nodes.size());
nodes = nodeSelector.select("div[id^=od]");
assertEquals(0, nodes.size());
nodes = nodeSelector.select("[lang|=en]");
assertEquals(1, nodes.size());
assertEquals("h1", nodes.get(0).getNodeName());
nodes = nodeSelector.select("[class~=k1]");
assertEquals(1, nodes.size());
nodes = nodeSelector.select("[class~=k2]");
assertEquals(2, nodes.size());
nodes = nodeSelector.select("[class~=k2][class~=k1]");
assertEquals(1, nodes.size());
}