Examples of org.mvel2.tests.core.res.Base

org.mvel2.util.SimpleVariableSpaceModel

    Serializable s = compileExpression("base.fooMap['foo'].setName('coffee')",
        ctx);


    Map vars = new HashMap();
    vars.put("base",
        new Base());


    executeExpression(s,
        vars);


    assertEquals("coffee",

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    ParserContext ctx = new ParserContext();
    ExpressionCompiler compiler = new ExpressionCompiler(ex);
    Serializable s = compiler.compile(ctx);


    Base a = new Base();
    Map<String, Object> variables = new HashMap<String, Object>();
    variables.put("a",
        a);


    executeExpression(s,

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  public void testStringEscaping2() {
    assertEquals("MVEL's Parser is Fast", test("'MVEL\\'s Parser is Fast'"));
  }


  public void testCompiledMethodCall() {
    assertEquals(String.class, executeExpression(compileExpression("c.getClass()"), new Base(), createTestMap()));
  }

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    if (!Boolean.getBoolean("mvel2.disable.jit")) {


      setDefaultOptimizer("ASM");


      try {
        first = executeExpression(compiled, new Base(), createTestMap());
      }
      catch (Exception e) {
        failErrors.append("\nFIRST TEST: { " + ex + " }: EXCEPTION REPORT: \n\n");


        CharArrayWriter writer = new CharArrayWriter();
        e.printStackTrace(new PrintWriter(writer));


        failErrors.append(writer.toCharArray());
      }


      try {
        second = executeExpression(compiled, new Base(), createTestMap());
      }
      catch (Exception e) {
        failErrors.append("\nSECOND TEST: { " + ex + " }: EXCEPTION REPORT: \n\n");


        CharArrayWriter writer = new CharArrayWriter();
        e.printStackTrace(new PrintWriter(writer));


        failErrors.append(writer.toCharArray());
      }


    }


    try {
      third = MVEL.eval(ex, new Base(), createTestMap());
    }
    catch (Exception e) {
      failErrors.append("\nTHIRD TEST: { " + ex + " }: EXCEPTION REPORT: \n\n");


      CharArrayWriter writer = new CharArrayWriter();
      e.printStackTrace(new PrintWriter(writer));


      failErrors.append(writer.toCharArray());
    }


    if (first != null && !first.getClass().isArray()) {
      if (!first.equals(second)) {
        System.out.println(failErrors.toString());


        throw new AssertionError("Different result from test 1 and 2 (Compiled Re-Run / JIT) [first: "
            + valueOf(first) + "; second: " + valueOf(second) + "]");
      }


      if (!first.equals(third)) {
        if (failErrors != null) System.out.println(failErrors.toString());


        throw new AssertionError("Different result from test 1 and 3 (Compiled to Interpreted) [first: " +
            valueOf(first) + " (" + (first != null ? first.getClass().getName() : null) + "); third: " + valueOf(third) + " (" + (third != null ? third.getClass().getName() : "null") + ")]");
      }
    }


    setDefaultOptimizer("reflective");
    Serializable compiled2 = compileExpression(ex);


    try {
      fourth = executeExpression(compiled2, new Base(), createTestMap());
    }
    catch (Exception e) {
      if (failErrors == null) failErrors = new StringAppender();
      failErrors.append("\nFOURTH TEST: { " + ex + " }: EXCEPTION REPORT: \n\n");


      CharArrayWriter writer = new CharArrayWriter();
      e.printStackTrace(new PrintWriter(writer));


      failErrors.append(writer.toCharArray());
    }


    try {
      fifth = executeExpression(compiled2, new Base(), createTestMap());
    }
    catch (Exception e) {
      e.printStackTrace();
      if (failErrors == null) failErrors = new StringAppender();
      failErrors.append("\nFIFTH TEST: { " + ex + " }: EXCEPTION REPORT: \n\n");


      CharArrayWriter writer = new CharArrayWriter();
      e.printStackTrace(new PrintWriter(writer));


      failErrors.append(writer.toCharArray());
    }


    if (fourth != null && !fourth.getClass().isArray()) {
      if (!fourth.equals(fifth)) {
        throw new AssertionError("Different result from test 4 and 5 (Compiled Re-Run X2) [fourth: "
            + valueOf(fourth) + "; fifth: " + valueOf(fifth) + "]");
      }
    }


    ParserContext ctx = new ParserContext();
    ctx.setSourceFile("unittest");
    ctx.setDebugSymbols(true);


    ExpressionCompiler debuggingCompiler = new ExpressionCompiler(ex);
    //     debuggingCompiler.setDebugSymbols(true);


    CompiledExpression compiledD = debuggingCompiler.compile(ctx);


    try {
      sixth = executeExpression(compiledD, new Base(), createTestMap());
    }
    catch (Exception e) {
      if (failErrors == null) failErrors = new StringAppender();
      failErrors.append("\nSIXTH TEST: { " + ex + " }: EXCEPTION REPORT: \n\n");


      CharArrayWriter writer = new CharArrayWriter();
      e.printStackTrace(new PrintWriter(writer));


      failErrors.append(writer.toCharArray());
    }




    if (sixth != null && !sixth.getClass().isArray()) {
      if (!fifth.equals(sixth)) {
        System.out.println("Payload 1 -- No Symbols: ");
        System.out.println(decompile(compiled));
        System.out.println();


        System.out.println("Payload 2 -- With Symbols: ");
        System.out.println(decompile(compiledD));
        System.out.println();


        throw new AssertionError("Different result from test 5 and 6 (Compiled to Compiled+DebuggingSymbols) [first: "
            + valueOf(fifth) + "; second: " + valueOf(sixth) + "]");
      }
    }


    try {
      seventh = executeExpression(compiledD, new Base(), createTestMap());
    }
    catch (Exception e) {
      if (failErrors == null) failErrors = new StringAppender();
      failErrors.append("\nSEVENTH TEST: { " + ex + " }: EXCEPTION REPORT: \n\n");


      CharArrayWriter writer = new CharArrayWriter();
      e.printStackTrace(new PrintWriter(writer));


      failErrors.append(writer.toCharArray());
    }


    if (seventh != null && !seventh.getClass().isArray()) {
      if (!seventh.equals(sixth)) {
        throw new AssertionError("Different result from test 4 and 5 (Compiled Re-Run / Reflective) [first: "
            + valueOf(first) + "; second: " + valueOf(second) + "]");
      }
    }


    try {
      Serializable xx = serializationTest(compiledD);
      AbstractParser.resetParserContext();
      eighth = executeExpression(xx, new Base(), new MapVariableResolverFactory(createTestMap()));
    }
    catch (Exception e) {
      if (failErrors == null) failErrors = new StringAppender();
      failErrors.append("\nEIGHTH TEST (Serializability): { " + ex + " }: EXCEPTION REPORT: \n\n");

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  public void testProjectionSupport2() {
    String ex = "(name in things).size()";
    Map vars = createTestMap();


    assertEquals(3, MVEL.eval(ex, new Base(), vars));


    assertEquals(3, test("(name in things).size()"));
  }

View Full Code Here


  public void testProjectionSupport3() {
    String ex = "(toUpperCase() in ['bar', 'foo'])[1]";
    Map vars = createTestMap();


    assertEquals("FOO", MVEL.eval(ex, new Base(), vars));


    assertEquals("FOO", test("(toUpperCase() in ['bar', 'foo'])[1]"));
  }

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    assertEquals("poopy", f.getName());
    assertEquals("bar", f.aValue);
  }


  public void testInlineWithImpliedThis() {
    Base b = new Base();
    ExpressionCompiler expr = new ExpressionCompiler(".{ data = 'foo' }");
    CompiledExpression compiled = expr.compile();


    executeExpression(compiled, b);

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    assertEquals(b.data, "foo");
  }


  public void testSingleMethodCall() {
    Base b = new Base();


    Map map = new HashMap();
    map.put("base", b);


    MVEL.eval("base.{ populate() }", map);

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  public void testComplexAnd() {
    assertEquals(true, test("(pi * hour) > 0 && foo.happy() == 'happyBar'"));
  }


  public void testShortPathExpression() {
    assertEquals(null, MVEL.eval("3 > 4 && foo.toUC('test'); foo.register", new Base(), createTestMap()));
  }

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        String[] allVars = new String[varNames.length + locals.length];


        System.arraycopy(varNames, 0, allVars, 0, varNames.length);
        System.arraycopy(locals, 0, allVars, varNames.length, locals.length);        
        
        this.varModel = new SimpleVariableSpaceModel(allVars);
        this.allVarsLength = allVars.length;
        
        return stmt;
    }

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