Nashorn fails to evaluate compiled script

[A. Sundararajan]

Filed 8024973: Using a different ScriptContext with a CompiledScript 
results in ScriptException

Thanks
-Sundar

On Wednesday 18 September 2013 12:07 PM, A. Sundararajan wrote:
> Hi,
>
> Thanks for reporting this - appears to be a bug in script engine impl. 
> I'll file a bug with reduced/small test case.
>
> Thanks
> -Sundar
>
> On Wednesday 18 September 2013 10:37 AM, Viktor Gamov wrote:
>> Hello nashorn team,
>>
>> Another question from my side ;-).
>>
>> I want to test 2 versions of same javascript file - compiled and not.
>>
>> var json = {
>>      engine: {
>>          name: String(factory.engineName),
>>          version: String(factory.engineVersion),
>>          threading: String(factory.getParameter("THREADING"))
>>      },
>>      language: {
>>          name: String(factory.languageName),
>>          version: String(factory.languageVersion)
>>      }
>> };
>> print(JSON.stringify(json));
>>
>> Here are my test cases:
>>
>> @Test
>> public void contexts() throws ScriptException, FileNotFoundException {
>>      System.out.println("Passing JavaObject via ScriptContext to the 
>> engine");
>>      File f = new 
>> File(this.getClass().getClassLoader().getResource("environment.js").getFile());
>>      ScriptContext scriptContext = new SimpleScriptContext();
>>      int scope = ScriptContext.ENGINE_SCOPE;
>>      scriptContext.setAttribute("factory", engine.getFactory(), scope);
>>      engine.eval(new FileReader(f), scriptContext);
>> }
>>
>> This test method prints json as expected
>>
>> Passing JavaObject via ScriptContext to the engine
>> {"engine":{"name":"Oracle 
>> Nashorn","version":"1.8.0","threading":"null"},"language":{"name":"ECMAScript","version":"ECMA 
>> - 262 Edition 5.1"},"script":{}}
>>
>> But same script fails with compiled version.
>>
>> Test method:
>>
>> @Test
>> public void contextWithCompiled() throws ScriptException, 
>> FileNotFoundException {
>>      System.out.println("Passing JavaObject via ScriptContext to 
>> CompiledScript");
>>      File f = new 
>> File(this.getClass().getClassLoader().getResource("environment.js").getFile());
>>      Compilable compilable = (Compilable) engine;
>>      CompiledScript compiledScript = compilable.compile(new 
>> FileReader(f));
>>      ScriptContext scriptContext = new SimpleScriptContext();
>>      int scope = ScriptContext.ENGINE_SCOPE;
>>      scriptContext.setAttribute("factory", engine.getFactory(), scope);
>>      compiledScript.eval(scriptContext);
>> }
>>
>>
>> Output:
>>
>> Passing JavaObject via ScriptContext to CompiledScript
>>
>> javax.script.ScriptException: [object Error] in <eval> at line number 3
>>     at 
>> jdk.nashorn.api.scripting.NashornScriptEngine.throwAsScriptException(NashornScriptEngine.java:553)
>>     at 
>> jdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:537)
>>     at 
>> jdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:517)
>>     at 
>> jdk.nashorn.api.scripting.NashornScriptEngine.access$100(NashornScriptEngine.java:77)
>>     at 
>> jdk.nashorn.api.scripting.NashornScriptEngine$4.eval(NashornScriptEngine.java:568)
>>     at 
>> com.faratasystems.javaone.NashornTest.contextWithCompiled(NashornTest.java:83)
>>     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>     at 
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>>     at 
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>     at 
>> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
>>     at 
>> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
>>     at 
>> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
>>     at 
>> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
>>     at 
>> org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
>>     at 
>> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:76)
>>     at 
>> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
>>     at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193)
>>     at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)
>>     at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)
>>     at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)
>>     at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)
>>     at org.junit.runners.ParentRunner.run(ParentRunner.java:236)
>>     at org.junit.runner.JUnitCore.run(JUnitCore.java:157)
>>     at 
>> com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:74)
>>     at 
>> com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:202)
>>     at 
>> com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:65)
>>     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>     at 
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>>     at 
>> com.intellij.rt.execution.application.AppMain.main(AppMain.java:120)
>> Caused by: <eval>:3 [object Error]
>>     at jdk.nashorn.internal.runtime.ECMAErrors.error(ECMAErrors.java:57)
>>     at 
>> jdk.nashorn.internal.runtime.ECMAErrors.referenceError(ECMAErrors.java:319)
>>     at 
>> jdk.nashorn.internal.runtime.ECMAErrors.referenceError(ECMAErrors.java:291)
>>     at 
>> jdk.nashorn.api.scripting.NashornScriptEngine.__noSuchProperty__(NashornScriptEngine.java:286)
>>     at 
>> jdk.nashorn.internal.scripts.Script$engine._L35(nashorn:engine/resources/engine.js:37)
>>     at jdk.nashorn.internal.scripts.Script$\^eval\_.runScript(<eval>:3)
>>     at 
>> jdk.nashorn.internal.runtime.ScriptFunctionData.invoke(ScriptFunctionData.java:527)
>>     at 
>> jdk.nashorn.internal.runtime.ScriptFunction.invoke(ScriptFunction.java:204)
>>     at 
>> jdk.nashorn.internal.runtime.ScriptRuntime.apply(ScriptRuntime.java:395)
>>     at 
>> jdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:535)
>>     ... 30 more
>>
>>
>> Process finished with exit code 255
>>
>> java -version
>> java version "1.8.0-ea"
>> Java(TM) SE Runtime Environment (build 1.8.0-ea-b106)
>> Java HotSpot(TM) 64-Bit Server VM (build 25.0-b48, mixed mode)
>>
>> nashorn.jar built based on Revision: 553
>>
>> Apparently, I missing something again :-) . Please advise...
>>
>> p.s. Is there any doc about what global objects/methods (like, print, 
>> load, JSON, etc) available for js scripts in Nashorn/jjs repl?
>>
>> Thanks
>>
>> -- 
>> With Best Regards,
>> Vik Gamov
>