Examples with CtType spoon.reflect.declaration.CtType used on opensource projects

Example 6 with CtType

use of spoon.reflect.declaration.CtType in project spoon by INRIA.

the class CtTypeParameterTest method checkType.

private void checkType(CtType<?> type) throws NoSuchFieldException, SecurityException {
    List<CtTypeParameter> formalTypeParameters = type.getFormalCtTypeParameters();
    for (CtTypeParameter ctTypeParameter : formalTypeParameters) {
        checkTypeParamErasureOfType(ctTypeParameter, type.getActualClass());
    }
    for (CtTypeMember member : type.getTypeMembers()) {
        if (member instanceof CtFormalTypeDeclarer) {
            CtFormalTypeDeclarer ftDecl = (CtFormalTypeDeclarer) member;
            formalTypeParameters = ftDecl.getFormalCtTypeParameters();
            if (member instanceof CtExecutable<?>) {
                CtExecutable<?> exec = (CtExecutable<?>) member;
                for (CtTypeParameter ctTypeParameter : formalTypeParameters) {
                    checkTypeParamErasureOfExecutable(ctTypeParameter);
                }
                for (CtParameter<?> param : exec.getParameters()) {
                    checkParameterErasureOfExecutable(param);
                }
            } else if (member instanceof CtType<?>) {
                CtType<?> nestedType = (CtType<?>) member;
                // recursive call for nested type
                checkType(nestedType);
            }
        }
    }
}

Example 7 with CtType

use of spoon.reflect.declaration.CtType in project spoon by INRIA.

the class TestCompilationUnit method testGetUnitTypeWorksWithDeclaredType.

@Test
public void testGetUnitTypeWorksWithDeclaredType() {
    final Launcher launcher = new Launcher();
    launcher.addInputResource("./src/test/java/spoon/test/api/testclasses/Bar.java");
    launcher.buildModel();
    CtType type = launcher.getFactory().Type().get(Bar.class);
    CompilationUnit compilationUnit = type.getPosition().getCompilationUnit();
    assertEquals(CompilationUnit.UNIT_TYPE.TYPE_DECLARATION, compilationUnit.getUnitType());
}

Example 8 with CtType

use of spoon.reflect.declaration.CtType in project spoon by INRIA.

the class EnumsTypeTest method testEnumsType.

@Test
public void testEnumsType() throws Exception {
    // contract: shadow enum should still be considered as an enum
    Launcher launcher = new Launcher();
    launcher.addInputResource("./src/test/resources/reference-test/EnumsRef.java");
    Factory factory = launcher.getFactory();
    List<SpoonResource> classpath = SpoonResourceHelper.resources("./src/test/resources/reference-test/EnumJar.jar");
    String[] dependencyClasspath = new String[] { classpath.get(0).getPath() };
    factory.getEnvironment().setSourceClasspath(dependencyClasspath);
    assertEquals(1, classpath.size());
    launcher.buildModel();
    List<CtAssignment> assignments = Query.getElements(factory, new TypeFilter<>(CtAssignment.class));
    CtTypeReference typeRefFromSource = assignments.get(0).getType();
    CtType typeFromSource = typeRefFromSource.getTypeDeclaration();
    assertTrue(typeRefFromSource.isEnum());
    assertTrue(typeFromSource.isEnum());
    assertTrue(typeFromSource instanceof CtEnum);
    CtTypeReference typeRefFromJar = assignments.get(1).getType();
    CtType typeFromJar = typeRefFromJar.getTypeDeclaration();
    // fail
    assertTrue(typeRefFromJar.isEnum());
    // fail
    assertTrue(typeFromJar.isEnum());
    // fail
    assertTrue(typeFromJar instanceof CtEnum);
}

Example 9 with CtType

use of spoon.reflect.declaration.CtType in project spoon by INRIA.

the class FilterTest method testNameFilterWithGenericType.

@Test
public void testNameFilterWithGenericType() {
    // contract: NamedElementFilter of T should only return T elements
    Launcher spoon = new Launcher();
    spoon.addInputResource("./src/test/java/spoon/test/imports/testclasses/internal4/Constants.java");
    spoon.buildModel();
    CtType type = spoon.getFactory().Type().get(Constants.class);
    List<CtMethod> ctMethods = type.getElements(new NamedElementFilter<>(CtMethod.class, "CONSTANT"));
    assertTrue(ctMethods.isEmpty());
    List<CtField> ctFields = type.getElements(new NamedElementFilter<>(CtField.class, "CONSTANT"));
    assertEquals(1, ctFields.size());
    assertTrue(ctFields.get(0) instanceof CtField);
}

Example 10 with CtType

use of spoon.reflect.declaration.CtType in project spoon by INRIA.

the class FilterTest method testClassCastExceptionOnForEach.

@Test
public void testClassCastExceptionOnForEach() throws Exception {
    // contract: bound query, without any mapping
    // This test could fail with a version of JDK <= 8.0.40.
    final Launcher launcher = new Launcher();
    launcher.setArgs(new String[] { "--output-type", "nooutput", "--level", "info" });
    launcher.addInputResource("./src/test/java/spoon/test/filters/testclasses");
    launcher.run();
    class Context {

        int count = 0;
    }
    {
        Context context = new Context();
        // contract: if the query produces elements which cannot be cast to forEach consumer, then they are ignored
        launcher.getFactory().Package().getRootPackage().filterChildren(null).forEach((CtType t) -> {
            context.count++;
        });
        assertTrue(context.count > 0);
    }
    {
        Context context = new Context();
        // contract: if the for each implementation made by lambda throws CCE then it is reported
        try {
            launcher.getFactory().Package().getRootPackage().filterChildren(null).forEach((CtType t) -> {
                context.count++;
                throw new ClassCastException("TEST");
            });
            fail("It must fail, because body of forEach should be called and thrown CCE");
        } catch (ClassCastException e) {
            assertTrue(context.count > 0);
            assertEquals("TEST", e.getMessage());
        }
    }
    {
        Context context = new Context();
        // contract: if the for each implementation made by local class throws CCE then it is reported
        try {
            launcher.getFactory().Package().getRootPackage().filterChildren(null).forEach(new CtConsumer<CtType>() {

                @Override
                public void accept(CtType t) {
                    context.count++;
                    throw new ClassCastException("TEST");
                }
            });
            fail("It must fail, because body of forEach should be called and thrown CCE");
        } catch (ClassCastException e) {
            assertTrue(context.count > 0);
            assertEquals("TEST", e.getMessage());
        }
    }
    {
        Context context = new Context();
        // contract: if the select implementation made by local class throws CCE then it is reported
        try {
            launcher.getFactory().Package().getRootPackage().filterChildren(null).select(new Filter<CtType>() {

                @Override
                public boolean matches(CtType element) {
                    context.count++;
                    throw new ClassCastException("TEST");
                }
            }).list();
            fail("It must fail, because body of select thrown CCE");
        } catch (ClassCastException e) {
            assertTrue(context.count > 0);
            assertEquals("TEST", e.getMessage());
        }
    }
    {
        Context context = new Context();
        // contract: if the select implementation made by lambda throws CCE then it is reported
        try {
            launcher.getFactory().Package().getRootPackage().filterChildren(null).select((CtType element) -> {
                context.count++;
                throw new ClassCastException("TEST");
            }).list();
            fail("It must fail, because body of select thrown CCE");
        } catch (ClassCastException e) {
            assertTrue(context.count > 0);
            assertEquals("TEST", e.getMessage());
        }
    }
    {
        Context context = new Context();
        // contract: if the map(CtFunction) implementation made by local class throws CCE then it is reported
        try {
            launcher.getFactory().Package().getRootPackage().filterChildren(null).map(new CtFunction<CtType, Object>() {

                @Override
                public Object apply(CtType input) {
                    context.count++;
                    throw new ClassCastException("TEST");
                }
            }).failurePolicy(QueryFailurePolicy.IGNORE).list();
            fail("It must fail, because body of map thrown CCE");
        } catch (ClassCastException e) {
            assertTrue(context.count > 0);
            assertEquals("TEST", e.getMessage());
        }
    }
    {
        Context context = new Context();
        // contract: if the map(CtFunction) implementation made by lambda throws CCE then it is reported
        try {
            launcher.getFactory().Package().getRootPackage().filterChildren(null).map((CtType input) -> {
                context.count++;
                throw new ClassCastException("TEST");
            }).failurePolicy(QueryFailurePolicy.IGNORE).list();
            fail("It must fail, because body of map thrown CCE");
        } catch (ClassCastException e) {
            assertTrue(context.count > 0);
            assertEquals("TEST", e.getMessage());
        }
    }
    {
        Context context = new Context();
        // contract: if the map(CtConsumableFunction) implementation made by local class throws CCE then it is reported
        try {
            launcher.getFactory().Package().getRootPackage().filterChildren(null).map(new CtConsumableFunction<CtType>() {

                @Override
                public void apply(CtType input, CtConsumer<Object> outputConsumer) {
                    context.count++;
                    throw new ClassCastException("TEST");
                }
            }).failurePolicy(QueryFailurePolicy.IGNORE).list();
            fail("It must fail, because body of map thrown CCE");
        } catch (ClassCastException e) {
            assertTrue(context.count > 0);
            assertEquals("TEST", e.getMessage());
        }
    }
    {
        Context context = new Context();
        // contract: if the map(CtConsumableFunction) implementation made by lambda throws CCE then it is reported
        try {
            launcher.getFactory().Package().getRootPackage().filterChildren(null).map((CtType input, CtConsumer<Object> outputConsumer) -> {
                context.count++;
                throw new ClassCastException("TEST");
            }).failurePolicy(QueryFailurePolicy.IGNORE).list();
            fail("It must fail, because body of map thrown CCE");
        } catch (ClassCastException e) {
            assertTrue(context.count > 0);
            assertEquals("TEST", e.getMessage());
        }
    }
}