package org.apache.bsf.engines.javascript;
import java.io.StringReader;
import javax.script.CompiledScript;
import javax.script.ScriptContext;
import javax.script.ScriptException;
import javax.script.SimpleNamespace;
import javax.script.BSFTestCase;
/**
* This is a testcase for RhinoScriptEngine.
*
* @author Sanka Samaranayake <ssanka@gmail.com>
*/
public class RhinoScriptEngineTest extends BSFTestCase {
private RhinoScriptEngine engine;
public RhinoScriptEngineTest() {
super("RhinoScriptEngineTest");
}
protected void setUp() throws Exception {
super.setUp();
engine = new RhinoScriptEngine();
}
public void testCall() {
StringReader reader = new StringReader(
"function addOne(x) {return x+1;}");
try {
engine.eval(reader);
} catch (ScriptException ex) {
fail(buildMessage("RhinoScriptEngine.eval(): Unexpected " +
"ScriptException ..", ex.getMessage()));
}
try {
Object retVal = engine.call("addOne", null,
new Object[]{new Double(0.0)});
assertEquals(new Double(1.0), (Double)retVal);
} catch (ScriptException ex) {
fail(buildMessage("RhinoScriptEngine.call(): Unexpected " +
"ScriptException ..", ex.getMessage()));
}
resetOutBuffer();
}
public void testEval() {
StringReader reader = new StringReader(
"context.getWriter().println(\"PASSED\");");
try {
engine.eval(reader);
} catch (ScriptException ex) {
fail(buildMessage("RhinoScriptEngine.eval(): Unexpected " +
"ScriptException ..", ex.getMessage()));
}
assertEquals("PASSED", getOutput());
resetOutBuffer();
}
public void testCompileScript() {
CompiledScript script = null;
StringReader reader = new StringReader(
"context.getWriter().println(\"PASSED\");");
try {
script = engine.compile(reader);
} catch (ScriptException ex) {
fail(buildMessage("RhinoScriptEngine.compileScript(): Unexpected " +
"ScriptException ..", ex.getMessage()));
}
try {
script.eval();
String str = getOutput();
assertEquals("PASSED", str);
} catch (ScriptException ex) {
fail(buildMessage("RhinoScriptEngine.compileScript(): Unexpected " +
"ScriptException ..", ex.getMessage()));
}
resetOutBuffer();
}
public void testPut() {
engine.put("x", new Integer(1));
try {
Object retValue = engine.eval(new StringReader("x;"));
assertEquals(new Integer(1),retValue);
} catch (ScriptException ex) {
fail(buildMessage("RhinoScriptEngine.put(): Unexpected " +
"ScriptException ..", ex.getMessage()));
}
}
public void testGet() {
try {
engine.eval("var ENGINE_SCOPE = 100;" +
"context.getNamespace(ENGINE_SCOPE).put(\"x\",10)");
} catch (ScriptException ex) {
fail(buildMessage("RhinoScriptEngine.get(): Unexpected " +
"ScriptException ..", ex.getMessage()));
}
assertEquals(new Double(10), engine.get("x"));
}
public void testSetNamespace() {
SimpleNamespace ns = new SimpleNamespace();
ns.put("x", new Integer(11));
engine.setNamespace(ns, ScriptContext.ENGINE_SCOPE);
try {
Object retValue = engine.eval("x;");
assertEquals(new Integer(11), retValue);
}catch (Exception ex) {
fail(buildMessage("RhinoScriptEngine.setNamespace(): Unexpected " +
"ScriptException ..", ex.getMessage()));
}
}
protected void tearDown() throws Exception {
engine = null;
super.tearDown();
}
}