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

Example 6 with CtTry

use of spoon.reflect.code.CtTry in project spoon by INRIA.

the class TryCatchTest method testCatchOrder.

@Test
public void testCatchOrder() {
    Factory factory = createFactory();
    // test the order of the model
    CtClass<?> clazz = factory.Code().createCodeSnippetStatement("" + "class X {" + "public void foo() {" + " try{}catch(RuntimeException e){java.lang.System.exit(0);}" + "      catch(Exception e){}" + "}" + "};").compile();
    CtTry tryStmt = (CtTry) clazz.getElements(new TypeFilter<>(CtTry.class)).get(0);
    // the first caught exception is RuntimeException
    assertEquals(RuntimeException.class, tryStmt.getCatchers().get(0).getParameter().getType().getActualClass());
    assertEquals("java.lang.System.exit(0)", tryStmt.getCatchers().get(0).getBody().getStatement(0).toString());
    assertEquals(Exception.class, tryStmt.getCatchers().get(1).getParameter().getType().getActualClass());
}

Example 7 with CtTry

use of spoon.reflect.code.CtTry in project spoon by INRIA.

the class TryCatchTest method testModelBuildingInitializer.

@Test
public void testModelBuildingInitializer() throws Exception {
    CtClass<Main> type = build("spoon.test.trycatch", "Main");
    assertEquals("Main", type.getSimpleName());
    CtMethod<Void> m = type.getMethod("test");
    assertNotNull(m);
    assertEquals(2, m.getBody().getStatements().size());
    assertTrue(m.getBody().getStatements().get(0) instanceof CtTry);
    assertTrue(m.getBody().getStatements().get(1) instanceof CtTryWithResource);
    CtTryWithResource t2 = m.getBody().getStatement(1);
    assertNotNull(t2.getResources());
}

Example 8 with CtTry

use of spoon.reflect.code.CtTry in project spoon by INRIA.

the class TryCatchTest method testFullyQualifiedException.

@Test
public void testFullyQualifiedException() {
    Factory factory = createFactory();
    // test the order of the model
    CtClass<?> clazz = factory.Code().createCodeSnippetStatement("" + "class X {" + "public void foo() {" + " try{}catch(java.lang.RuntimeException e){}" + "}};").compile();
    CtTry tryStmt = (CtTry) clazz.getElements(new TypeFilter<>(CtTry.class)).get(0);
    assertEquals(1, tryStmt.getCatchers().size());
}

Example 9 with CtTry

use of spoon.reflect.code.CtTry in project spoon by INRIA.

the class TryCatchTest method testRethrowingExceptionsJava7.

@Test
public void testRethrowingExceptionsJava7() throws Exception {
    CtClass<?> clazz = build("spoon.test.trycatch", "RethrowingClass");
    CtMethod<?> method = (CtMethod<?>) clazz.getMethods().toArray()[0];
    Set<CtTypeReference<? extends Throwable>> thrownTypes = method.getThrownTypes();
    // Checks we throw 2 exceptions and not one.
    assertEquals(2, thrownTypes.size());
    CtTry ctTry = clazz.getElements(new TypeFilter<CtTry>(CtTry.class)).get(0);
    Class<? extends CtCatchVariableReference> exceptionClass = ctTry.getCatchers().get(0).getParameter().getReference().getClass();
    // Checks the exception in the catch isn't on the signature of the method.
    for (CtTypeReference<? extends Throwable> thrownType : thrownTypes) {
        assertNotEquals(thrownType.getClass(), exceptionClass);
    }
}

Example 10 with CtTry

use of spoon.reflect.code.CtTry in project spoon by INRIA.

the class TryCatchTest method testTryCatchVariableGetType.

@Test
public void testTryCatchVariableGetType() throws Exception {
    Factory factory = createFactory();
    CtClass<?> clazz = factory.Code().createCodeSnippetStatement("" + "class X {" + "public void foo() {" + " try{}catch(RuntimeException e){System.exit(0);}" + "}" + "};").compile();
    CtTry tryStmt = (CtTry) clazz.getElements(new TypeFilter<>(CtTry.class)).get(0);
    List<CtCatch> catchers = tryStmt.getCatchers();
    assertEquals(1, catchers.size());
    CtCatchVariable<?> catchVariable = catchers.get(0).getParameter();
    assertEquals(RuntimeException.class, catchVariable.getType().getActualClass());
    assertEquals(1, catchVariable.getMultiTypes().size());
    assertEquals(RuntimeException.class, catchVariable.getMultiTypes().get(0).getActualClass());
    // contract: the manipulation with catch variable type is possible
    catchVariable.setType((CtTypeReference) factory.Type().createReference(IllegalArgumentException.class));
    assertEquals(IllegalArgumentException.class, catchVariable.getType().getActualClass());
    // contract setType influences multitypes
    assertEquals(1, catchVariable.getMultiTypes().size());
    assertEquals(IllegalArgumentException.class, catchVariable.getMultiTypes().get(0).getActualClass());
    catchVariable.setMultiTypes(Collections.singletonList((CtTypeReference) factory.Type().createReference(UnsupportedOperationException.class)));
    assertEquals(UnsupportedOperationException.class, catchVariable.getType().getActualClass());
    // contract setType influences multitypes
    assertEquals(1, catchVariable.getMultiTypes().size());
    assertEquals(UnsupportedOperationException.class, catchVariable.getMultiTypes().get(0).getActualClass());
    catchVariable.setMultiTypes(Arrays.asList(factory.Type().createReference(UnsupportedOperationException.class), factory.Type().createReference(IllegalArgumentException.class)));
    assertEquals(2, catchVariable.getMultiTypes().size());
    assertEquals(UnsupportedOperationException.class, catchVariable.getMultiTypes().get(0).getActualClass());
    assertEquals(IllegalArgumentException.class, catchVariable.getMultiTypes().get(1).getActualClass());
    // contract setMultiTypes influences types, which contains common super class of all multi types
    assertEquals(RuntimeException.class, catchVariable.getType().getActualClass());
}