List of usage examples for org.eclipse.jdt.core.dom AST newAssertStatement
public AssertStatement newAssertStatement()
From source file:ac.at.tuwien.dsg.uml.statemachine.export.transformation.engines.impl.PathWithUncertaintyTestStrategy.java
License:Open Source License
/** * /*from w w w . jav a 2 s . co m*/ * @param state - the state for which we inspect the transitions and generate the test plan * @param rewrite - rewriter used to modify the generated code * @param planMethodDeclaration - the method in which the code must be added * @param parrentPlanBlock - the block of code where the new state code must be added. Can be a method body, the body of an If statement, etc * @param pathTransitions - used to avoid testing cycles and ensure test plan keeps uniqueness on transitions */ private void generatePlanForState(final StateMachineState state, final ASTRewrite rewrite, final MethodDeclaration planMethodDeclaration, final Set<StateMachineStateTransition> pathTransitions) { AST ast = planMethodDeclaration.getAST(); Block parrentPlanBlock = planMethodDeclaration.getBody(); ListRewrite listRewrite = rewrite.getListRewrite(parrentPlanBlock, Block.STATEMENTS_PROPERTY); /** * First we create an abstract method to assert that we have reached current state and we call it * only if the state is not a choice. Choices are "virtual" states that signal splits in transition. * */ { //only create method if not previously created String stateName = state.getName(); String methodName = ASSERT_STATE_LEADING + stateName; if (!generatedAbstractMethods.containsKey(stateName)) { MethodDeclaration method = createAbstractMethodForState(state, planMethodDeclaration.getAST()); generatedAbstractMethods.put(stateName, method); } /** * Call the assert state method to check if we have reached the current state. * For the initial state this assert can also reset the system to initial state. */ { //invoke guard as Assert statement AssertStatement assertStatement = ast.newAssertStatement(); MethodInvocation invocation = ast.newMethodInvocation(); invocation.setName(ast.newSimpleName(methodName)); assertStatement.setExpression(invocation); parrentPlanBlock.statements().add(assertStatement); // listRewrite.insertFirst(rewrite.createStringPlaceholder("//Call the assert state method to check if we have reached the current state.", ASTNode.EMPTY_STATEMENT), null); // listRewrite.insertLast(rewrite.createStringPlaceholder("//For the initial state this assert can also reset the system to initial state.", ASTNode.EMPTY_STATEMENT), null); // listRewrite.insertLast(assertStatement, null); // listRewrite.insertLast(rewrite.createStringPlaceholder("", ASTNode.EMPTY_STATEMENT), null); } } /** * If from one state we have multiple triggers, or from a choice we can go to multiple classes * then we generate for each of these transitions paths a separate test plan. * This means we clone the previous method into how many we need */ List<StateMachineStateTransition> transitions = state.getOutTransitions(); //if 1 transition, then we add to same plan //if more, we need separate test plans for each branching if (transitions.isEmpty() && !(state.getVertex() instanceof FinalState)) { //notify user that something is wrong with the model we are converting notifyUser("State \"" + state.getName() + "\"is not final and does not have any transitions. All state machine flows must reach a FinalState."); System.err.println(state.getName() + " is not final and does not have any transitions. All state machine flows must reach a FinalState to be converted in test plans."); } else if (transitions.size() == 1) { StateMachineStateTransition transition = transitions.get(0); //if we have visited this transition, continue if (pathTransitions.contains(transition)) { return; } else { // add transition to visited transitions pathTransitions.add(transition); } // listRewrite.insertLast(rewrite.createStringPlaceholder("//Test transition " + transition.getTransition().getName(), ASTNode.EMPTY_STATEMENT), null); /** * Must assert before any transition that the guard condition is fulfilled */ { //get transition condition (could also be Rule, currently we get only Guard transitions) Constraint guard = transition.getTransition().getGuard(); if (guard != null) { for (Element element : guard.allOwnedElements()) { //currently condition retrieved as plain text that will need to be parsed and evaluated OpaqueExpression expression = (OpaqueExpression) element; for (String body : expression.getBodies()) { if (body.isEmpty()) { notifyUser("Guard condition for transition " + transition.getTransition().getName() + " from state " + state.getName() + " is empty"); System.err.println( "Guard condition for transition " + transition.getTransition().getName() + " from state " + state.getName() + " is empty"); continue; } MethodDeclaration method = createAbstractMethodForGuard(body, ast); if (!generatedAbstractMethods.containsKey(method.getName().toString())) { generatedAbstractMethods.put(method.getName().toString(), method); } //invoke guard as Assert statement AssertStatement assertStatement = ast.newAssertStatement(); MethodInvocation invocation = ast.newMethodInvocation(); invocation.setName(ast.newSimpleName(method.getName().toString())); assertStatement.setExpression(invocation); parrentPlanBlock.statements().add(assertStatement); // listRewrite.insertLast(rewrite.createStringPlaceholder("//Assert guard condition for next transition is true", ASTNode.EMPTY_STATEMENT), null); // listRewrite.insertLast(assertStatement, null); // listRewrite.insertLast(rewrite.createStringPlaceholder("", ASTNode.EMPTY_STATEMENT), null); } } } } //get all transition triggers List<Trigger> triggers = transition.getTransition().getTriggers(); //for each trigger for (Trigger trigger : triggers) { /** * If we have not created it already, we create an abstract method to invoke the trigger */ { //TODO: update so we do not generate the trigger if it was already generated MethodDeclaration method = createAbstractTriggerInvocation(trigger, planMethodDeclaration.getAST()); if (!generatedAbstractMethods.containsKey(method.getName().toString())) { generatedAbstractMethods.put(method.getName().toString(), method); } //invoke trigger MethodInvocation invocation = ast.newMethodInvocation(); invocation.setName(ast.newSimpleName(method.getName().toString())); // listRewrite.insertLast(rewrite.createStringPlaceholder("//Invoke transition trigger", ASTNode.EMPTY_STATEMENT), null); // listRewrite.insertLast(ast.newExpressionStatement(invocation), null); // listRewrite.insertLast(rewrite.createStringPlaceholder("", ASTNode.EMPTY_STATEMENT), null); parrentPlanBlock.statements().add(ast.newExpressionStatement(invocation)); } } if (!(state.getVertex() instanceof FinalState)) { //continue from target state with plan generation StateMachineState targetState = transition.getTargetState(); generatePlanForState(targetState, rewrite, planMethodDeclaration, pathTransitions); } else { if (transition.getTargetState() == null) { notifyUser(state.getName() + " is not final and does not have a target state on transition " + transition.getTransition().getName()); System.err.println( state.getName() + " is not final and does not have a target state on transition " + transition.getTransition().getName()); } } } else if (transitions.size() > 1) { for (StateMachineStateTransition transition : transitions) { //clone transitions to use clean path for each sub-trees Set<StateMachineStateTransition> transitionsCopy = new HashSet<>(); transitionsCopy.addAll(pathTransitions); //if we have visited this transition, continue if (transitionsCopy.contains(transition)) { continue; } else { // add transition to visited transitions transitionsCopy.add(transition); } //for each transition we do a clone of the plan until now MethodDeclaration transitionMethod = cloneMethodDeclaration(planMethodDeclaration); transitionMethod.setName(ast .newSimpleName(PLAN_METHOD_LEADING + (UUID.randomUUID().toString().replaceAll("\\W", "")))); //shadowing to local parrentPlanBlock parrentPlanBlock = transitionMethod.getBody(); //shadowing to local ListRewrite // listRewrite = rewrite.getListRewrite(transitionMethod.getBody(), Block.STATEMENTS_PROPERTY); // listRewrite.insertLast(rewrite.createStringPlaceholder("//Forcing transition " + transition.getTransition().getName() + " by ensuring guard conditions are met and triggers are invoked.", ASTNode.EMPTY_STATEMENT), null); /** * Must force-set all guard conditions to navigate to this particular execution branch */ { //get transition condition (could also be Rule, currently we get only Guard transitions) //force for the current test the transition condition to true, to enable the system to navigate to expected state Constraint guard = transition.getTransition().getGuard(); if (guard != null) { for (Element element : guard.allOwnedElements()) { //currently condition retrieved as plain text that will need to be parsed and evaluated OpaqueExpression expression = (OpaqueExpression) element; for (String body : expression.getBodies()) { if (body.isEmpty()) { notifyUser("Guard condition for transition " + transition.getTransition().getName() + " from state " + state.getName() + " is empty"); System.err.println("Guard condition for transition " + transition.getTransition().getName() + " from state " + state.getName() + " is empty"); continue; } MethodDeclaration method = createAbstractForceConditionMethod(body, ast); if (!generatedAbstractMethods.containsKey(method.getName().toString())) { generatedAbstractMethods.put(method.getName().toString(), method); } //invoke method to force guard condition to true MethodInvocation invocation = ast.newMethodInvocation(); invocation.setName(ast.newSimpleName(method.getName().toString())); // listRewrite.insertLast(rewrite.createStringPlaceholder("//Invoke method to force guard condition to true: " + body, ASTNode.EMPTY_STATEMENT), null); // listRewrite.insertLast(ast.newExpressionStatement(invocation), null); // listRewrite.insertLast(rewrite.createStringPlaceholder("", ASTNode.EMPTY_STATEMENT), null); parrentPlanBlock.statements().add(ast.newExpressionStatement(invocation)); } } } } //get all transition triggers and execute them, like if we had only one transition List<Trigger> triggers = transition.getTransition().getTriggers(); //for each trigger for (Trigger trigger : triggers) { /** * If we have not created it already, we create an abstract method to invoke the trigger */ { //TODO: update so we do not generate the trigger if it was already generated MethodDeclaration method = createAbstractTriggerInvocation(trigger, transitionMethod.getAST()); if (!generatedAbstractMethods.containsKey(method.getName().toString())) { generatedAbstractMethods.put(method.getName().toString(), method); } //invoke trigger MethodInvocation invocation = ast.newMethodInvocation(); invocation.setName(ast.newSimpleName(method.getName().toString())); // listRewrite.insertLast(rewrite.createStringPlaceholder("//Invoke transition trigger", ASTNode.EMPTY_STATEMENT), null); // listRewrite.insertLast(ast.newExpressionStatement(invocation), null); // listRewrite.insertLast(rewrite.createStringPlaceholder("", ASTNode.EMPTY_STATEMENT), null); parrentPlanBlock.statements().add(ast.newExpressionStatement(invocation)); } } if (!(state.getVertex() instanceof FinalState)) { //continue from target state with plan generation StateMachineState targetState = transition.getTargetState(); generatePlanForState(targetState, rewrite, transitionMethod, transitionsCopy); } else { if (transition.getTargetState() == null) { notifyUser(state.getName() + " is not final and does not have a target state on transition " + transition.getTransition().getName()); System.err.println( state.getName() + " is not final and does not have a target state on transition " + transition.getTransition().getName()); } } } } if (state.getVertex() instanceof FinalState) { //store generated method in methods //check and store only if there is at least one transition with an uncertain state boolean hasUncertainty = false; for (StateMachineStateTransition transition : pathTransitions) { //TODO: remove constant and make this efficient //check for all transitions only initial state for uncertainties //as for next transition, the initial will be the target of this one (except for final state) for (Stereotype stereotype : transition.getSourceState().getVertex().getAppliedStereotypes()) { //check if the applied stereotype is InfrastructureLevelUncertainty if (stereotype.getName().equals(INFRASTRUCTURE_UNCERTAINTY_NAME)) { hasUncertainty = true; break; } } } //if does not have any uncertainty on it, do not add it to generated plans if (hasUncertainty) { generatedPlans.put(planMethodDeclaration.getName().toString(), planMethodDeclaration); } } }
From source file:ac.at.tuwien.dsg.uml.statemachine.export.transformation.engines.impl.TransitionCorrectnessTestStrategy.java
License:Open Source License
/** * //from ww w. j a v a2 s .com * @param state - the state for which we inspect the transitions and generate the test plan * @param rewrite - rewriter used to modify the generated code * @param planMethodDeclaration - the method in which the code must be added * @param parrentPlanBlock - the block of code where the new state code must be added. Can be a method body, the body of an If statement, etc * @param pathTransitions - used to avoid testing cycles and ensure test plan keeps uniqueness on transitions */ private void generatePlanForState(final StateMachineState state, final ASTRewrite rewrite, final MethodDeclaration planMethodDeclaration, final Set<StateMachineStateTransition> pathTransitions) { AST ast = planMethodDeclaration.getAST(); Block parrentPlanBlock = planMethodDeclaration.getBody(); ListRewrite listRewrite = rewrite.getListRewrite(parrentPlanBlock, Block.STATEMENTS_PROPERTY); /** * First we create an abstract method to assert that we have reached current state and we call it * only if the state is not a choice. Choices are "virtual" states that signal splits in transition. * */ { //only create method if not previously created String stateName = state.getName(); String methodName = ASSERT_STATE_LEADING + stateName; if (!generatedAbstractMethods.containsKey(stateName)) { MethodDeclaration method = createAbstractMethodForState(state, planMethodDeclaration.getAST()); generatedAbstractMethods.put(stateName, method); } /** * Call the assert state method to check if we have reached the current state. * For the initial state this assert can also reset the system to initial state. */ { //invoke guard as Assert statement AssertStatement assertStatement = ast.newAssertStatement(); MethodInvocation invocation = ast.newMethodInvocation(); invocation.setName(ast.newSimpleName(methodName)); assertStatement.setExpression(invocation); parrentPlanBlock.statements().add(assertStatement); // listRewrite.insertFirst(rewrite.createStringPlaceholder("//Call the assert state method to check if we have reached the current state.", ASTNode.EMPTY_STATEMENT), null); // listRewrite.insertLast(rewrite.createStringPlaceholder("//For the initial state this assert can also reset the system to initial state.", ASTNode.EMPTY_STATEMENT), null); // listRewrite.insertLast(assertStatement, null); // listRewrite.insertLast(rewrite.createStringPlaceholder("", ASTNode.EMPTY_STATEMENT), null); } } /** * If from one state we have multiple triggers, or from a choice we can go to multiple classes * then we generate for each of these transitions paths a separate test plan. * This means we clone the previous method into how many we need */ List<StateMachineStateTransition> transitions = state.getOutTransitions(); //if 1 transition, then we add to same plan //if more, we need separate test plans for each branching if (transitions.isEmpty() && !(state.getVertex() instanceof FinalState)) { //notify user that something is wrong with the model we are converting notifyUser("State \"" + state.getName() + "\"is not final and does not have any transitions. All state machine flows must reach a FinalState."); System.err.println(state.getName() + " is not final and does not have any transitions. All state machine flows must reach a FinalState to be converted in test plans."); } else if (transitions.size() == 1) { StateMachineStateTransition transition = transitions.get(0); //if we have visited this transition, continue if (pathTransitions.contains(transition)) { return; } else { // add transition to visited transitions pathTransitions.add(transition); } // listRewrite.insertLast(rewrite.createStringPlaceholder("//Test transition " + transition.getTransition().getName(), ASTNode.EMPTY_STATEMENT), null); /** * Must assert before any transition that the guard condition is fulfilled */ { //get transition condition (could also be Rule, currently we get only Guard transitions) Constraint guard = transition.getTransition().getGuard(); if (guard != null) { for (Element element : guard.allOwnedElements()) { //currently condition retrieved as plain text that will need to be parsed and evaluated OpaqueExpression expression = (OpaqueExpression) element; for (String body : expression.getBodies()) { if (body.isEmpty()) { notifyUser("Guard condition for transition " + transition.getTransition().getName() + " from state " + state.getName() + " is empty"); System.err.println( "Guard condition for transition " + transition.getTransition().getName() + " from state " + state.getName() + " is empty"); continue; } MethodDeclaration method = createAbstractMethodForGuard(body, ast); if (!generatedAbstractMethods.containsKey(method.getName().toString())) { generatedAbstractMethods.put(method.getName().toString(), method); } //invoke guard as Assert statement AssertStatement assertStatement = ast.newAssertStatement(); MethodInvocation invocation = ast.newMethodInvocation(); invocation.setName(ast.newSimpleName(method.getName().toString())); assertStatement.setExpression(invocation); parrentPlanBlock.statements().add(assertStatement); // listRewrite.insertLast(rewrite.createStringPlaceholder("//Assert guard condition for next transition is true", ASTNode.EMPTY_STATEMENT), null); // listRewrite.insertLast(assertStatement, null); // listRewrite.insertLast(rewrite.createStringPlaceholder("", ASTNode.EMPTY_STATEMENT), null); } } } } //get all transition triggers List<Trigger> triggers = transition.getTransition().getTriggers(); //for each trigger for (Trigger trigger : triggers) { /** * If we have not created it already, we create an abstract method to invoke the trigger */ { //TODO: update so we do not generate the trigger if it was already generated MethodDeclaration method = createAbstractTriggerInvocation(trigger, planMethodDeclaration.getAST()); if (!generatedAbstractMethods.containsKey(method.getName().toString())) { generatedAbstractMethods.put(method.getName().toString(), method); } //invoke trigger MethodInvocation invocation = ast.newMethodInvocation(); invocation.setName(ast.newSimpleName(method.getName().toString())); // listRewrite.insertLast(rewrite.createStringPlaceholder("//Invoke transition trigger", ASTNode.EMPTY_STATEMENT), null); // listRewrite.insertLast(ast.newExpressionStatement(invocation), null); // listRewrite.insertLast(rewrite.createStringPlaceholder("", ASTNode.EMPTY_STATEMENT), null); parrentPlanBlock.statements().add(ast.newExpressionStatement(invocation)); } } if (!(state.getVertex() instanceof FinalState)) { //continue from target state with plan generation StateMachineState targetState = transition.getTargetState(); generatePlanForState(targetState, rewrite, planMethodDeclaration, pathTransitions); } else { if (transition.getTargetState() == null) { notifyUser(state.getName() + " is not final and does not have a target state on transition " + transition.getTransition().getName()); System.err.println( state.getName() + " is not final and does not have a target state on transition " + transition.getTransition().getName()); } } } else if (transitions.size() > 1) { for (StateMachineStateTransition transition : transitions) { //clone transitions to use clean path for each sub-trees //cloning is done here as we are generating different paths for each transition at this point Set<StateMachineStateTransition> transitionsCopy = new HashSet<>(); transitionsCopy.addAll(pathTransitions); //if we have visited this transition, continue if (transitionsCopy.contains(transition)) { continue; } else { // add transition to visited transitions transitionsCopy.add(transition); } //for each transition we do a clone of the plan until now MethodDeclaration transitionMethod = cloneMethodDeclaration(planMethodDeclaration); transitionMethod.setName(ast .newSimpleName(PLAN_METHOD_LEADING + (UUID.randomUUID().toString().replaceAll("\\W", "")))); //shadowing to local parrentPlanBlock parrentPlanBlock = transitionMethod.getBody(); //shadowing to local ListRewrite // listRewrite = rewrite.getListRewrite(transitionMethod.getBody(), Block.STATEMENTS_PROPERTY); // listRewrite.insertLast(rewrite.createStringPlaceholder("//Forcing transition " + transition.getTransition().getName() + " by ensuring guard conditions are met and triggers are invoked.", ASTNode.EMPTY_STATEMENT), null); /** * Must force-set all guard conditions to navigate to this particular execution branch */ { //get transition condition (could also be Rule, currently we get only Guard transitions) //force for the current test the transition condition to true, to enable the system to navigate to expected state Constraint guard = transition.getTransition().getGuard(); if (guard != null) { for (Element element : guard.allOwnedElements()) { //currently condition retrieved as plain text that will need to be parsed and evaluated OpaqueExpression expression = (OpaqueExpression) element; for (String body : expression.getBodies()) { if (body.isEmpty()) { notifyUser("Guard condition for transition " + transition.getTransition().getName() + " from state " + state.getName() + " is empty"); System.err.println("Guard condition for transition " + transition.getTransition().getName() + " from state " + state.getName() + " is empty"); continue; } MethodDeclaration method = createAbstractForceConditionMethod(body, ast); if (!generatedAbstractMethods.containsKey(method.getName().toString())) { generatedAbstractMethods.put(method.getName().toString(), method); } //invoke method to force guard condition to true MethodInvocation invocation = ast.newMethodInvocation(); invocation.setName(ast.newSimpleName(method.getName().toString())); // listRewrite.insertLast(rewrite.createStringPlaceholder("//Invoke method to force guard condition to true: " + body, ASTNode.EMPTY_STATEMENT), null); // listRewrite.insertLast(ast.newExpressionStatement(invocation), null); // listRewrite.insertLast(rewrite.createStringPlaceholder("", ASTNode.EMPTY_STATEMENT), null); parrentPlanBlock.statements().add(ast.newExpressionStatement(invocation)); } } } } //get all transition triggers and execute them, like if we had only one transition List<Trigger> triggers = transition.getTransition().getTriggers(); //for each trigger for (Trigger trigger : triggers) { /** * If we have not created it already, we create an abstract method to invoke the trigger */ { //TODO: update so we do not generate the trigger if it was already generated MethodDeclaration method = createAbstractTriggerInvocation(trigger, transitionMethod.getAST()); if (!generatedAbstractMethods.containsKey(method.getName().toString())) { generatedAbstractMethods.put(method.getName().toString(), method); } //invoke trigger MethodInvocation invocation = ast.newMethodInvocation(); invocation.setName(ast.newSimpleName(method.getName().toString())); // listRewrite.insertLast(rewrite.createStringPlaceholder("//Invoke transition trigger", ASTNode.EMPTY_STATEMENT), null); // listRewrite.insertLast(ast.newExpressionStatement(invocation), null); // listRewrite.insertLast(rewrite.createStringPlaceholder("", ASTNode.EMPTY_STATEMENT), null); parrentPlanBlock.statements().add(ast.newExpressionStatement(invocation)); } } if (!(state.getVertex() instanceof FinalState)) { //continue from target state with plan generation StateMachineState targetState = transition.getTargetState(); generatePlanForState(targetState, rewrite, transitionMethod, transitionsCopy); } else { if (transition.getTargetState() == null) { notifyUser(state.getName() + " is not final and does not have a target state on transition " + transition.getTransition().getName()); System.err.println( state.getName() + " is not final and does not have a target state on transition " + transition.getTransition().getName()); } } } } if (state.getVertex() instanceof FinalState) { //store generated method in methods generatedPlans.put(planMethodDeclaration.getName().toString(), planMethodDeclaration); } }
From source file:com.ashigeru.eclipse.util.jdt.internal.ui.handlers.InsertAssertionHandler.java
License:Apache License
private AssertStatement createAssertion(AST factory, String paramName) { assert factory != null; assert paramName != null; AssertStatement assertion = factory.newAssertStatement(); InfixExpression notNull = factory.newInfixExpression(); notNull.setLeftOperand(factory.newSimpleName(paramName)); notNull.setOperator(Operator.NOT_EQUALS); notNull.setRightOperand(factory.newNullLiteral()); assertion.setExpression(notNull);/* w ww .j a va2s.c o m*/ return assertion; }
From source file:org.jboss.forge.roaster.model.impl.statements.AssertStatementImpl.java
License:Open Source License
@Override public org.eclipse.jdt.core.dom.AssertStatement materialize(AST ast) { if (assrt != null) { return assrt; }//from w w w .java2 s . co m assrt = ast.newAssertStatement(); if (assertion != null) { assrt.setExpression(wireAndGetExpression(assertion, this, ast)); } if (message != null) { assrt.setMessage(wireAndGetExpression(message, this, ast)); } return assrt; }