Examples with MethodStatement org.evosuite.testcase.statements.MethodStatement used on opensource projects

Example 46 with MethodStatement

use of org.evosuite.testcase.statements.MethodStatement in project evosuite by EvoSuite.

the class EvoTestCaseCodeGenerator method createCollectionInitStmt.

@Override
public void createCollectionInitStmt(final CaptureLog log, final int logRecNo) {
    try {
        final int oid = log.objectIds.get(logRecNo);
        final Object[] params = log.params.get(logRecNo);
        String collTypeName = log.getTypeName(oid);
        Class<?> collType = getClassForName(collTypeName);
        // -- determine if an alternative collection must be used for code generation
        final boolean isPublic = java.lang.reflect.Modifier.isPublic(collType.getModifiers());
        if (!isPublic || !hasDefaultConstructor(collType)) {
            if (Set.class.isAssignableFrom(collType)) {
                collTypeName = HashSet.class.getName();
                collType = HashSet.class;
            } else if (List.class.isAssignableFrom(collType)) {
                collTypeName = ArrayList.class.getName();
                collType = ArrayList.class;
            } else if (Queue.class.isAssignableFrom(collType)) {
                collTypeName = ArrayDeque.class.getName();
                collType = ArrayDeque.class;
            } else {
                CodeGeneratorException.propagateError("[logRecNo = %s] - collection %s is not supported", logRecNo, collType);
            }
        }
        // -- create code for instantiating collection
        final List<VariableReference> noParams = Collections.emptyList();
        final ConstructorStatement constrStmt = new ConstructorStatement(testCase, new GenericConstructor(collType.getConstructor(new Class<?>[0]), collType), noParams);
        final VariableReference collRef = testCase.addStatement(constrStmt);
        this.oidToVarRefMap.put(oid, collRef);
        // --- fill collection
        MethodStatement methodStmt;
        // is either an oid or null
        Integer argOID;
        ArrayList<VariableReference> paramList;
        Method method;
        for (int i = 0; i < params.length; i++) {
            paramList = new ArrayList<VariableReference>(1);
            argOID = (Integer) params[i];
            if (argOID == null || !this.oidToVarRefMap.containsKey(argOID)) {
                VariableReference var = testCase.addStatement(new NullStatement(testCase, Object.class));
                paramList.add(var);
            } else {
                VariableReference var = this.oidToVarRefMap.get(argOID);
                paramList.add(var);
            }
            method = collType.getMethod("add", Object.class);
            methodStmt = new MethodStatement(testCase, new GenericMethod(method, collType), collRef, paramList);
            testCase.addStatement(methodStmt);
        }
    } catch (final Exception e) {
        CodeGeneratorException.propagateError("[logRecNo = %s] - an unexpected error occurred while creating collection init stmt", logRecNo, e);
    }
}

Example 47 with MethodStatement

use of org.evosuite.testcase.statements.MethodStatement in project evosuite by EvoSuite.

the class EvoTestCaseCodeGenerator method createUnobservedInitStmt.

@SuppressWarnings({ "rawtypes" })
@Override
public void createUnobservedInitStmt(CaptureLog log, int logRecNo) {
    // NOTE: PLAIN INIT: has always one non-null param
    // TODO: use primitives
    final int oid = log.objectIds.get(logRecNo);
    try {
        final Object value = log.params.get(logRecNo)[0];
        final PrimitiveStatement stringRep = new ImmutableStringPrimitiveStatement(testCase, (String) value);
        final VariableReference stringRepRef = testCase.addStatement(stringRep);
        final MethodStatement m = new MethodStatement(testCase, new GenericMethod(EvoSuiteXStream.class.getMethod("fromString", new Class<?>[] { String.class }), EvoSuiteXStream.class), null, Arrays.asList(stringRepRef));
        this.oidToVarRefMap.put(oid, testCase.addStatement(m));
    } catch (final Exception e) {
        throw new RuntimeException(e);
    }
}

Example 48 with MethodStatement

use of org.evosuite.testcase.statements.MethodStatement in project evosuite by EvoSuite.

the class ReferenceLocalSearch method changeParameters.

/**
 * Switch parameter/callee variables with other available objects
 *
 * @param test
 * @param statement
 * @return
 */
private boolean changeParameters(TestChromosome test, int statement) {
    logger.debug("Changing parameters");
    Statement stmt = test.getTestCase().getStatement(statement);
    if (stmt instanceof MethodStatement) {
        return replaceMethodParameter(test, (MethodStatement) stmt);
    } else if (stmt instanceof ConstructorStatement) {
        return replaceConstructorParameter(test, (ConstructorStatement) stmt);
    } else if (stmt instanceof FieldStatement) {
        return replaceFieldSource(test, (FieldStatement) stmt);
    } else {
        return false;
    }
}

Example 49 with MethodStatement

use of org.evosuite.testcase.statements.MethodStatement in project evosuite by EvoSuite.

the class ChangeMutationSystemTest method getIntTest.

private TestCase getIntTest(int x) throws NoSuchMethodException, SecurityException, ConstructionFailedException, ClassNotFoundException {
    Class<?> sut = TestGenerationContext.getInstance().getClassLoaderForSUT().loadClass(Properties.TARGET_CLASS);
    GenericClass clazz = new GenericClass(sut);
    DefaultTestCase test = new DefaultTestCase();
    GenericConstructor gc = new GenericConstructor(clazz.getRawClass().getConstructors()[0], clazz);
    TestFactory testFactory = TestFactory.getInstance();
    VariableReference callee = testFactory.addConstructor(test, gc, 0, 0);
    VariableReference intVar = test.addStatement(new IntPrimitiveStatement(test, x));
    Method m = clazz.getRawClass().getMethod("testMe", new Class<?>[] { int.class });
    GenericMethod method = new GenericMethod(m, sut);
    MethodStatement ms = new MethodStatement(test, method, callee, Arrays.asList(new VariableReference[] { intVar }));
    test.addStatement(ms);
    return test;
}

Example 50 with MethodStatement

use of org.evosuite.testcase.statements.MethodStatement in project evosuite by EvoSuite.

the class ChangeMutationSystemTest method getTwoIntTest.

private TestCase getTwoIntTest(int x, int y) throws NoSuchMethodException, SecurityException, ConstructionFailedException, ClassNotFoundException {
    Class<?> sut = TestGenerationContext.getInstance().getClassLoaderForSUT().loadClass(Properties.TARGET_CLASS);
    GenericClass clazz = new GenericClass(sut);
    DefaultTestCase test = new DefaultTestCase();
    GenericConstructor gc = new GenericConstructor(clazz.getRawClass().getConstructors()[0], clazz);
    TestFactory testFactory = TestFactory.getInstance();
    VariableReference callee = testFactory.addConstructor(test, gc, 0, 0);
    VariableReference intVar1 = test.addStatement(new IntPrimitiveStatement(test, x));
    VariableReference intVar2 = test.addStatement(new IntPrimitiveStatement(test, y));
    Method m = clazz.getRawClass().getMethod("testMe", new Class<?>[] { int.class, int.class });
    GenericMethod method = new GenericMethod(m, sut);
    MethodStatement ms = new MethodStatement(test, method, callee, Arrays.asList(new VariableReference[] { intVar1, intVar2 }));
    test.addStatement(ms);
    return test;
}