Examples with CtLiteral spoon.reflect.code.CtLiteral used on opensource projects

Example 36 with CtLiteral

use of spoon.reflect.code.CtLiteral in project dspot by STAMP-project.

the class AmplificationHelperTest method testReduction.

@Test
public void testReduction() throws Exception {
    /*
            test that the reduction, using hashcode is correct.
            The method should return a list with different test
         */
    AmplificationHelper.MAX_NUMBER_OF_TESTS = 2;
    final CtMethod methodString = Utils.findMethod("fr.inria.amp.LiteralMutation", "methodString");
    // very different
    final CtMethod methodInteger = Utils.findMethod("fr.inria.amp.LiteralMutation", "methodInteger");
    List<CtMethod<?>> methods = new ArrayList<>();
    methods.add(methodString);
    methods.add(methodString);
    methods.add(methodString);
    methods.add(methodString);
    methods.add(methodString);
    methods.add(methodString);
    methods.add(methodString);
    methods.add(methodString);
    final CtMethod clone = methodString.clone();
    final CtLiteral originalLiteral = clone.getElements(new TypeFilter<>(CtLiteral.class)).get(0);
    originalLiteral.replace(Utils.getFactory().createLiteral(originalLiteral.getValue() + "a"));
    methods.add(clone);
    methods.add(clone);
    methods.add(clone);
    methods.add(methodInteger);
    final List<CtMethod<?>> reduce = AmplificationHelper.reduce(methods);
    assertEquals(2, reduce.size());
    AmplificationHelper.MAX_NUMBER_OF_TESTS = 200;
}

Example 37 with CtLiteral

use of spoon.reflect.code.CtLiteral in project dspot by STAMP-project.

the class NumberLiteralAmplifierTest method testFloatMutation.

@Test
public void testFloatMutation() throws Exception {
    final String nameMethod = "methodFloat";
    final double originalValue = 23.0F;
    CtClass<Object> literalMutationClass = Utils.getFactory().Class().get("fr.inria.amp.LiteralMutation");
    AmplificationHelper.setSeedRandom(42L);
    NumberLiteralAmplifier amplificator = getAmplifier(literalMutationClass);
    CtMethod method = literalMutationClass.getMethod(nameMethod);
    List<Float> expectedValues = Arrays.asList(22.0F, 24.0F, Float.MAX_VALUE, Float.MIN_VALUE, Float.MIN_NORMAL, Float.NaN, Float.POSITIVE_INFINITY, Float.NEGATIVE_INFINITY, 0.0F);
    List<CtMethod> mutantMethods = amplificator.apply(method);
    assertEquals(9, mutantMethods.size());
    for (int i = 0; i < mutantMethods.size(); i++) {
        CtMethod mutantMethod = mutantMethods.get(i);
        assertEquals(nameMethod + "litNum" + (i + 1), mutantMethod.getSimpleName());
        CtLiteral mutantLiteral = mutantMethod.getBody().getElements(new TypeFilter<>(CtLiteral.class)).get(0);
        assertNotEquals(originalValue, mutantLiteral.getValue());
        assertTrue(mutantLiteral.getValue() + " not in expected values", expectedValues.contains(mutantLiteral.getValue()));
    }
}

Example 38 with CtLiteral

use of spoon.reflect.code.CtLiteral in project dspot by STAMP-project.

the class NumberLiteralAmplifierTest method testByteMutation.

@Test
public void testByteMutation() throws Exception {
    final String nameMethod = "methodByte";
    final byte originalValue = 23;
    CtClass<Object> literalMutationClass = Utils.getFactory().Class().get("fr.inria.amp.LiteralMutation");
    AmplificationHelper.setSeedRandom(42L);
    NumberLiteralAmplifier amplificator = getAmplifier(literalMutationClass);
    CtMethod method = literalMutationClass.getMethod(nameMethod);
    List<Byte> expectedValues = Arrays.asList((byte) 22, (byte) 24, Byte.MIN_VALUE, Byte.MAX_VALUE, (byte) 0);
    List<CtMethod> mutantMethods = amplificator.apply(method);
    assertEquals(5, mutantMethods.size());
    for (int i = 0; i < mutantMethods.size(); i++) {
        CtMethod mutantMethod = mutantMethods.get(i);
        assertEquals(nameMethod + "litNum" + (i + 1), mutantMethod.getSimpleName());
        CtLiteral mutantLiteral = mutantMethod.getBody().getElements(new TypeFilter<>(CtLiteral.class)).get(0);
        assertNotEquals(originalValue, mutantLiteral.getValue());
        assertTrue(mutantLiteral.getValue() + " not in expected values", expectedValues.contains(mutantLiteral.getValue()));
    }
}