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package com.sun.enterprise.config.serverbeans.validation;
import java.io.StringReader;
import java.io.StringWriter;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import junit.framework.*;
import com.sun.org.apache.xml.internal.serialize.OutputFormat;
import com.sun.org.apache.xml.internal.serialize.Serializer;
import com.sun.org.apache.xml.internal.serialize.TextSerializer;
import com.sun.org.apache.xml.internal.serialize.XMLSerializer;
import org.xml.sax.InputSource;
import org.xml.sax.XMLReader;
import org.xml.sax.helpers.DefaultHandler;
/**
*
* @author <a href="mailto:toby.h.ferguson@sun.com">Toby H Ferguson</a>
* @version $Revision: 1.4 $
*/
public class VariableExpanderTest extends TestCase {
// In this test we ensure that all characters collected so far
// are processed before a child element is processed.
public void testCharactersComeBeforeChild() throws Exception{
final String input = "<r>"+
"<parent>"+
"some child characters that should appear before the child element"+
"<child>this should come after the preceding characters</child>"+
"some child characters that should come after the child element"+
"</parent>"+
"</r>";
ve.parse(getInputSource(input));
assertEquals(input, ""+out);
}
public void testSetFramerBasic() throws Exception {
VariableExpander ve = new VariableExpander();
ve.setFramer(new Framer());
}
public void testSetFramer() throws Exception {
frameHolder.getDomainFrame().put("domain", "domain from original frame holder");
FrameHolder newFH = new FrameHolder();
newFH.getDomainFrame().put("domain", "new");
Framer framer = new Framer(newFH);
ve.setFramer(framer);
ve.parse(getInputSource("<foo a=\"${domain}\"/>"));
assertEquals("<foo a=\"new\"/>", ""+out);
}
public void testGeneralCharacterHandling() throws Exception {
constructComplexFrames();
final String doc = "<doc>" +
"<config name=\"c1\" att1=\"${d}\" att2=\"att2\">foo far ${c1} ${d}</config>"+
"<server name=\"s2\">gargle ${s2} ${d} ${cl1}</server>"+
"</doc>";
final String expected = "<doc>" +
"<config name=\"c1\" att1=\"dv1\" att2=\"att2\">foo far cv1 dv1</config>"+
"<server name=\"s2\">gargle sv2 dv1 clv1</server>"+
"</doc>";
ve.parse(getInputSource(doc));
assertEquals(expected, ""+out);
}
public void testAttributeAndCharacterHandling() throws Exception{
frameHolder.getDomainFrame().put("k", "v");
frameHolder.getDomainFrame().put("k1", "v1");
ve.parse(getInputSource("<foo attr1='fee' attr2='${k}'>foo far ${k} ${k1}</foo>"));
assertEquals("<foo attr1=\"fee\" attr2=\"v\">foo far v v1</foo>", ""+out);
}
public void testAttributeHandling() throws Exception{
frameHolder.getDomainFrame().put("k", "v");
ve.parse(getInputSource("<foo attr1='fee' attr2='${k}'/>"));
assertEquals("<foo attr1=\"fee\" attr2=\"v\"/>", ""+out);
}
// Use this to construct a set of frames with inheritance
// etc. that's useful for testing with.
private void constructComplexFrames() {
Frame domain, config1, config2, cluster, server1, server2, server3;
String d = "d";
String dv1 = "dv1";
String c1 = "c1";
String cv1 = "cv1";
String c2 = "c2";
String cv2 = "cv2";
String cl1 = "cl1";
String clv1 = "clv1";
String s1 = "s1";
String sv1 = "sv1";
String s2 = "s2";
String sv2 = "sv2";
String s3 = "s3";
String sv3 = "sv3";
domain = frameHolder.getDomainFrame();
domain.put(d, dv1);
config1 = frameHolder.getConfigFrame(c1);
config1.put(c1, cv1);
config1.inheritFrom(domain);
config2 = frameHolder.getConfigFrame(c2);
config2.put(c2, cv2);
config2.inheritFrom(domain);
server1 = frameHolder.getServerFrame(s1);
server1.put(s1, sv1);
server1.inheritFrom(config1);
server2 = frameHolder.getServerFrame(s2);
server2.put(s2, sv2);
server3 = frameHolder.getServerFrame(s3);
server3.put(s3, sv3);
server3.inheritFrom(config2);
cluster = frameHolder.getClusterFrame(cl1);
cluster.put(cl1, clv1);
cluster.inheritFrom(config1);
server2.inheritFrom(cluster);
}
public void testConfigCase() throws Exception {
frameHolder.getDomainFrame().put("domain", "domain_new");
frameHolder.getConfigFrame("config1").put("config1", "config1_v");
ve.parse(getInputSource("<foo><system-property name='config1' value='sys-property'/><config name='config1'>${config1}</config></foo>"));
assertEquals("<foo><system-property name=\"config1\" value=\"sys-property\"/><config name=\"config1\">config1_v</config></foo>", out.toString());
}
public void testMultipleVariables() throws Exception {
Frame f = frameHolder.getDomainFrame();
f.put("k1", "v1");
f.put("k2", "v2");
assertEquals("far lar lar v1 foo far v2", ve.eval("far lar lar ${k1} foo far ${k2}", f));
}
public void testNestedReference() throws Exception {
Frame f = Frame.newFrame();
f.put("k", "v");
assertEquals("${fo${k}}", ve.eval("${fo${k}}", f));
}
public void testPartialReference() throws Exception {
Frame f = Frame.newFrame();
f.put("domain", "domain_new");
assertEquals("${fo", ve.eval("${fo", f));
}
public void testInvalidReference() throws Exception{
Frame f = Frame.newFrame();
f.put("domain", "domain_new");
assertEquals("${foo}", ve.eval("${foo}", f));
}
public void testSimpleCase() throws Exception {
Frame f = Frame.newFrame();
f.put("domain", "domain_new");
assertEquals("domain_new", ve.eval("${domain}", f));
}
private InputSource getInputSource(String s) {
return new InputSource(new StringReader(s));
}
private XMLReader getXMLReader() throws Exception {
final XMLReader xr = SAXParserFactory.newInstance().newSAXParser().getXMLReader();
xr.setFeature("http://xml.org/sax/features/namespaces", true);
xr.setFeature("http://xml.org/sax/features/namespace-prefixes", false);
return xr;
}
public VariableExpanderTest(String name){
super(name);
}
private FrameHolder frameHolder;
private VariableExpander ve;
private StringWriter out;
protected void setUp() throws Exception {
frameHolder = new FrameHolder();
out = new StringWriter();
ve = new VariableExpander(new Framer(frameHolder));
ve.setParent(getXMLReader());
OutputFormat of = new OutputFormat();
of.setOmitXMLDeclaration(true);
Serializer ts = new XMLSerializer(of);
ts.setOutputCharStream(out);
ve.setContentHandler(ts.asContentHandler());
}
protected void tearDown() {
}
private void nyi(){
fail("Not Yet Implemented");
}
public static void main(String args[]){
if (args.length == 0){
junit.textui.TestRunner.run(VariableExpanderTest.class);
} else {
junit.textui.TestRunner.run(makeSuite(args));
}
}
private static TestSuite makeSuite(String args[]){
final TestSuite ts = new TestSuite();
for (int i = 0; i < args.length; i++){
ts.addTest(new VariableExpanderTest(args[i]));
}
return ts;
}
}
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