Examples with Frame org.mvel2.debug.Frame used on opensource projects

Example 6 with Frame

use of org.mvel2.debug.Frame in project mvel by mvel.

the class DebuggerTests method testBreakpointsAcrossComments.

public void testBreakpointsAcrossComments() {
    String expression = // 1
    "/** This is a comment\n" + // 2
    " *  Second comment line\n" + // 3
    " *  Third Comment Line\n" + // 4
    " */\n" + // 5
    "System.out.println('4');\n" + // 6
    "System.out.println('5');\n" + // 7
    "a = 0;\n" + // 8
    "b = 1;\n" + // 9
    "a + b";
    ParserContext ctx = new ParserContext();
    ctx.setSourceFile("test2.mv");
    ctx.setDebugSymbols(true);
    ExpressionCompiler compiler = new ExpressionCompiler(expression, ctx);
    System.out.println("Expression:\n------------");
    System.out.println(expression);
    System.out.println("------------");
    CompiledExpression compiled = compiler.compile();
    MVELRuntime.registerBreakpoint("test2.mv", 9);
    final Set<Integer> linesEncountered = new HashSet<Integer>();
    Debugger testDebugger = new Debugger() {

        public int onBreak(Frame frame) {
            linesEncountered.add(frame.getLineNumber());
            System.out.println("Breakpoint Encountered [source:" + frame.getSourceName() + "; line:" + frame.getLineNumber() + "]");
            System.out.println("vars:" + frame.getFactory().getKnownVariables());
            System.out.println("Resume Execution");
            return 0;
        }
    };
    MVELRuntime.setThreadDebugger(testDebugger);
    assertEquals(1, MVEL.executeDebugger(compiled, null, new MapVariableResolverFactory(createTestMap())));
    assertTrue("Debugger did not break at line 9", linesEncountered.contains(9));
}

Example 7 with Frame

use of org.mvel2.debug.Frame in project mvel by mvel.

the class DebuggerTests method testBreakpoints.

public void testBreakpoints() {
    ParserContext ctx = new ParserContext();
    ctx.setSourceFile("test.mv");
    ctx.setDebugSymbols(true);
    ExpressionCompiler compiler = new ExpressionCompiler("a = 5;\nb = 5;\n\nif (a == b) {\n\nSystem.out.println('Good');\nreturn a + b;\n}\n", ctx);
    System.out.println("-------\n" + compiler.getExpression() + "\n-------\n");
    CompiledExpression compiled = compiler.compile();
    MVELRuntime.registerBreakpoint("test.mv", 7);
    final Set<Integer> breaked = new HashSet<Integer>();
    Debugger testDebugger = new Debugger() {

        public int onBreak(Frame frame) {
            System.out.println("Breakpoint [source:" + frame.getSourceName() + "; line:" + frame.getLineNumber() + "]");
            breaked.add(frame.getLineNumber());
            return 0;
        }
    };
    MVELRuntime.setThreadDebugger(testDebugger);
    assertEquals(10, MVEL.executeDebugger(compiled, null, new MapVariableResolverFactory(createTestMap())));
    assertTrue("did not break at line 7", breaked.contains(7));
}

Example 8 with Frame

use of org.mvel2.debug.Frame in project mvel by mikebrock.

the class DebuggerTests method testBreakpointsAcrossComments2.

public void testBreakpointsAcrossComments2() {
    ExpressionCompiler compiler = new ExpressionCompiler(// 1
    "// This is a comment\n" + // 2
    "//Second comment line\n" + // 3
    "//Third Comment Line\n" + // 4
    "\n" + // 5
    "//Test\n" + // 6
    "System.out.println('4');\n" + // 7
    "//System.out.println('5'); \n" + // 8
    "a = 0;\n" + // 9
    "b = 1;\n" + // 10
    " a + b");
    ParserContext ctx = new ParserContext();
    ctx.setSourceFile("test2.mv");
    ctx.setDebugSymbols(true);
    CompiledExpression compiled = compiler.compile(ctx);
    MVELRuntime.registerBreakpoint("test2.mv", 6);
    MVELRuntime.registerBreakpoint("test2.mv", 8);
    MVELRuntime.registerBreakpoint("test2.mv", 9);
    MVELRuntime.registerBreakpoint("test2.mv", 10);
    final Set<Integer> breaked = new HashSet<Integer>();
    Debugger testDebugger = new Debugger() {

        public int onBreak(Frame frame) {
            System.out.println("Breakpoint [source:" + frame.getSourceName() + "; line:" + frame.getLineNumber() + "]");
            breaked.add(frame.getLineNumber());
            return 0;
        }
    };
    MVELRuntime.setThreadDebugger(testDebugger);
    assertEquals(1, MVEL.executeDebugger(compiled, null, new MapVariableResolverFactory(createTestMap())));
    assertEquals("did not break at expected lines", Make.Set.<Integer>$()._(6)._(8)._(9)._(10)._(), breaked);
}

Example 9 with Frame

use of org.mvel2.debug.Frame in project mvel by mikebrock.

the class DebuggerTests method testBreakpoints4.

public void testBreakpoints4() {
    String expression = "System.out.println('foo');\n" + "a = new Foo244();\n" + "update (a) { name = 'bar' };\n" + "System.out.println('name:' + a.name);\n" + "return a.name;";
    Map<String, Interceptor> interceptors = new HashMap<String, Interceptor>();
    Map<String, Macro> macros = new HashMap<String, Macro>();
    class TestResult {

        boolean firedBefore;

        boolean firedAfter;
    }
    final TestResult result = new TestResult();
    interceptors.put("Update", new Interceptor() {

        public int doBefore(ASTNode node, VariableResolverFactory factory) {
            ((WithNode) node).getNestedStatement().getValue(null, factory);
            System.out.println("fired update interceptor -- before");
            result.firedBefore = true;
            return 0;
        }

        public int doAfter(Object val, ASTNode node, VariableResolverFactory factory) {
            System.out.println("fired update interceptor -- after");
            result.firedAfter = true;
            return 0;
        }
    });
    macros.put("update", new Macro() {

        public String doMacro() {
            return "@Update with";
        }
    });
    expression = parseMacros(expression, macros);
    ExpressionCompiler compiler = new ExpressionCompiler(expression);
    ParserContext ctx = new ParserContext();
    ctx.setDebugSymbols(true);
    ctx.setSourceFile("test2.mv");
    ctx.addImport("Foo244", Foo.class);
    ctx.setInterceptors(interceptors);
    CompiledExpression compiled = compiler.compile(ctx);
    System.out.println("\nExpression:------------");
    System.out.println(expression);
    System.out.println("------------");
    MVELRuntime.registerBreakpoint("test2.mv", 3);
    MVELRuntime.registerBreakpoint("test2.mv", 4);
    MVELRuntime.registerBreakpoint("test2.mv", 5);
    final Set<Integer> breaked = new HashSet<Integer>();
    Debugger testDebugger = new Debugger() {

        public int onBreak(Frame frame) {
            System.out.println("Breakpoint [source:" + frame.getSourceName() + "; line:" + frame.getLineNumber() + "]");
            breaked.add(frame.getLineNumber());
            return 0;
        }
    };
    MVELRuntime.setThreadDebugger(testDebugger);
    assertEquals("bar", MVEL.executeDebugger(compiled, null, new MapVariableResolverFactory(createTestMap())));
    assertTrue("did not fire before", result.firedBefore);
    assertTrue("did not fire after", result.firedAfter);
    assertEquals("did not break at expected points", Make.Set.<Integer>$()._(3)._(4)._(5)._(), breaked);
}

Example 10 with Frame

use of org.mvel2.debug.Frame in project mvel by mvel.

the class DebuggerTests method testBreakpoints5.

public void testBreakpoints5() {
    OptimizerFactory.setDefaultOptimizer("ASM");
    String expression = "System.out.println('foo');\r\n" + "a = new Foo244();\r\n" + "a.name = 'bar';\r\n" + "foo.happy();\r\n" + "System.out.println( 'name:' + a.name );               \r\n" + "System.out.println( 'name:' + a.name );         \r\n" + "System.out.println( 'name:' + a.name );     \r\n" + "return a.name;";
    Map<String, Interceptor> interceptors = new HashMap<String, Interceptor>();
    Map<String, Macro> macros = new HashMap<String, Macro>();
    expression = parseMacros(expression, macros);
    ParserContext ctx = new ParserContext();
    ctx.setSourceFile("test2.mv");
    ctx.setDebugSymbols(true);
    ctx.addImport("Foo244", Foo.class);
    ctx.setInterceptors(interceptors);
    ExpressionCompiler compiler = new ExpressionCompiler(expression, ctx);
    CompiledExpression compiled = compiler.compile();
    System.out.println("\nExpression:------------");
    System.out.println(expression);
    System.out.println("------------");
    System.out.println(DebugTools.decompile(compiled));
    MVELRuntime.registerBreakpoint("test2.mv", 1);
    final Set<Integer> breaked = new HashSet<Integer>();
    Debugger testDebugger = new Debugger() {

        public int onBreak(Frame frame) {
            System.out.println("Breakpoint [source:" + frame.getSourceName() + "; line:" + frame.getLineNumber() + "]");
            breaked.add(frame.getLineNumber());
            return Debugger.STEP_OVER;
        }
    };
    MVELRuntime.setThreadDebugger(testDebugger);
    System.out.println("\n==RUN==\n");
    assertEquals("bar", MVEL.executeDebugger(compiled, null, new MapVariableResolverFactory(createTestMap())));
    assertTrue("did not break at line 1", breaked.contains(1));
}