Examples with TestClassloaderWithRewriting org.springsource.loaded.test.infra.TestClassloaderWithRewriting used on opensource projects

Example 1 with TestClassloaderWithRewriting

use of org.springsource.loaded.test.infra.TestClassloaderWithRewriting in project spring-loaded by spring-projects.

the class GroovyTests method simpleValues.

// Needs groovy 1.7.8
@Test
public void simpleValues() throws Exception {
    binLoader = new TestClassloaderWithRewriting();
    String t = "simple.Values";
    String target = "simple.BasicFTarget";
    // GlobalConfiguration.logging = true;
    // GlobalConfiguration.isRuntimeLogging = true;
    TypeRegistry r = getTypeRegistry(t + "," + target);
    ReloadableType rtype = r.addType(t, loadBytesForClass(t));
    // ReloadableType rtypeTarget = r.addType(target,
    // loadBytesForClass(target));
    result = runUnguarded(rtype.getClazz(), "run");
    assertEquals(new Integer(123), result.returnValue);
    rtype.loadNewVersion("2", retrieveRename(t, t + "2"));
    // rtypeTarget.loadNewVersion("2", retrieveRename(target, target +
    // "2"));
    result = runUnguarded(rtype.getClazz(), "run");
    assertEquals(new Integer(456), result.returnValue);
//
// result = null;
//
// // The target method has been removed, should now fail to call it
// try {
// runUnguarded(rtype.getClazz(), "run");
// fail();
// } catch (InvocationTargetException ite) {
// // success
// }
//
// // Load the original back in, should work again
// rtypeTarget.loadNewVersion("3", retrieveRename(target, target));
// result = runUnguarded(rtype.getClazz(), "run");
// assertEquals("123", result.returnValue);
//
// // rtype.loadNewVersion("2", rtype.bytesInitial); //reload yourself
//
// // Load a new version that now returns an int
// rtypeTarget.loadNewVersion("4", retrieveRename(target, target +
// "4"));
// result = runUnguarded(rtype.getClazz(), "run");
// assertEquals("4456", result.returnValue);
}

Example 2 with TestClassloaderWithRewriting

use of org.springsource.loaded.test.infra.TestClassloaderWithRewriting in project spring-loaded by spring-projects.

the class GroovyTests method enums.

/**
	 * Reloading enums written in groovy - very simple enum
	 */
@Test
public void enums() throws Exception {
    binLoader = new TestClassloaderWithRewriting();
    String enumtype = "enums.WhatAnEnum";
    String intface = "enums.ExtensibleEnum";
    String runner = "enums.RunnerA";
    TypeRegistry typeRegistry = getTypeRegistry(enumtype + "," + intface + "," + runner);
    //		ReloadableType rtypeIntface = 
    typeRegistry.addType(intface, loadBytesForClass(intface));
    ReloadableType rtypeEnum = typeRegistry.addType(enumtype, loadBytesForClass(enumtype));
    ReloadableType rtypeRunner = typeRegistry.addType(runner, loadBytesForClass(runner));
    result = runUnguarded(rtypeRunner.getClazz(), "run");
    // ClassPrinter.print(rtypeEnum.bytesInitial);
    assertContains("[RED GREEN BLUE]", result.stdout);
    System.out.println(result);
    byte[] bs = retrieveRename(enumtype, enumtype + "2", "enums.WhatAnEnum2$__clinit__closure1:enums.WhatAnEnum$__clinit__closure1", "[Lenums/WhatAnEnum2;:[Lenums/WhatAnEnum;", "Lenums/WhatAnEnum2;:Lenums/WhatAnEnum;", "enums/WhatAnEnum2:enums/WhatAnEnum");
    ClassPrinter.print(bs);
    rtypeEnum.loadNewVersion(bs);
    result = runUnguarded(rtypeRunner.getClazz(), "run");
    System.out.println(result);
    assertContains("[RED GREEN BLUE YELLOW]", result.stdout);
// assertEquals("55", result.returnValue);
// rtype.loadNewVersion("39", retrieveRename(t, t + "2"));
// rtype.runStaticInitializer();
// result = runUnguarded(rtype.getClazz(), "run");
// assertEquals("99", result.returnValue);
}

Example 3 with TestClassloaderWithRewriting

use of org.springsource.loaded.test.infra.TestClassloaderWithRewriting in project spring-loaded by spring-projects.

the class GroovyTests method methodCallTargetComingAndGoing.

@Ignore
// Are we just not having to because isCompilable is off?
@Test
public void methodCallTargetComingAndGoing() throws Exception {
    binLoader = new TestClassloaderWithRewriting();
    String t = "simple.BasicG";
    String target = "simple.BasicGTarget";
    TypeRegistry r = getTypeRegistry(t + "," + target);
    ReloadableType rtype = r.addType(t, loadBytesForClass(t));
    ReloadableType rtypeTarget = r.addType(target, loadBytesForClass(target));
    // exist on BasicGTarget
    try {
        result = runUnguarded(rtype.getClazz(), "run");
        fail();
    } catch (InvocationTargetException ite) {
        ite.printStackTrace();
        assertCause(ite, "MissingMethodException");
    }
    // Now a version of BasicGTarget is loaded that does define the method
    rtypeTarget.loadNewVersion("2", retrieveRename(target, target + "2"));
    result = runUnguarded(rtype.getClazz(), "run");
    assertEquals("hw", result.returnValue);
    // Now load the original version so the method is gone again
    // retrieveRename(target,
    rtypeTarget.loadNewVersion("3", rtypeTarget.bytesInitial);
    // "2"));
    try {
        result = runUnguarded(rtype.getClazz(), "run");
        fail();
    } catch (InvocationTargetException ite) {
        ite.printStackTrace();
        assertCause(ite, "MissingMethodException");
    }
// Here is the stack when it fails with a NSME:
// java.lang.reflect.InvocationTargetException
// at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
// at
// sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
// at
// sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
// at java.lang.reflect.Method.invoke(Method.java:597)
// at
// org.springsource.loaded.test.SpringLoadedTests.runUnguarded(SpringLoadedTests.java:201)
// at
// org.springsource.loaded.test.GroovyTests.methodCallTargetComingAndGoing(GroovyTests.java:340)
// at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
// at
// sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
// at
// sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
// at java.lang.reflect.Method.invoke(Method.java:597)
// 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.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31)
// at
// org.junit.runners.BlockJUnit4ClassRunner.runNotIgnored(BlockJUnit4ClassRunner.java:79)
// at
// org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:71)
// at
// org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:49)
// 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$2.evaluate(ParentRunner.java:184)
// at org.junit.runners.ParentRunner.run(ParentRunner.java:236)
// at
// org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)
// at
// org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
// at
// org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
// at
// org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
// at
// org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
// at
// org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
// Caused by: java.lang.NoSuchMethodError:
// BasicGTarget.foo()Ljava/lang/String;
// at
// org.springsource.loaded.TypeRegistry.istcheck(TypeRegistry.java:1090)
// at simple.BasicGTarget$foo.call(Unknown Source)
// at simple.BasicG.run(BasicG.groovy:6)
// ... 31 more
}

Example 4 with TestClassloaderWithRewriting

use of org.springsource.loaded.test.infra.TestClassloaderWithRewriting in project spring-loaded by spring-projects.

the class GroovyTests method localVariables.

// TODO why doesn't this need swapInit? Is that only required for static
// field constants?
@Test
public void localVariables() throws Exception {
    binLoader = new TestClassloaderWithRewriting();
    String a = "simple.LFront";
    TypeRegistry r = getTypeRegistry(a);
    ReloadableType rtypea = r.addType(a, loadBytesForClass(a));
    result = runUnguarded(rtypea.getClazz(), "run");
    assertEquals("abc", result.returnValue);
    result = runUnguarded(rtypea.getClazz(), "run2");
    assertEquals(99, result.returnValue);
    rtypea.loadNewVersion("2", retrieveRename(a, a + "2"));
    result = runUnguarded(rtypea.getClazz(), "run");
    assertEquals("xxx", result.returnValue);
    result = runUnguarded(rtypea.getClazz(), "run2");
    assertEquals(88, result.returnValue);
}

Example 5 with TestClassloaderWithRewriting

use of org.springsource.loaded.test.infra.TestClassloaderWithRewriting in project spring-loaded by spring-projects.

the class GroovyTests method basic.

// Changing the return value within a method
@Test
public void basic() throws Exception {
    binLoader = new TestClassloaderWithRewriting();
    String t = "simple.Basic";
    TypeRegistry r = getTypeRegistry(t);
    ReloadableType rtype = r.addType(t, loadBytesForClass(t));
    result = runUnguarded(rtype.getClazz(), "run");
    assertEquals("hello", result.returnValue);
    rtype.loadNewVersion("2", retrieveRename(t, t + "2"));
    result = runUnguarded(rtype.getClazz(), "run");
    assertEquals("goodbye", result.returnValue);
}