Examples with StackManipulation net.bytebuddy.implementation.bytecode.StackManipulation used on opensource projects

Example 81 with StackManipulation

use of net.bytebuddy.implementation.bytecode.StackManipulation in project byte-buddy by raphw.

the class FieldAccessOtherTest method testGenericFieldAccessPutter.

@Test
public void testGenericFieldAccessPutter() throws Exception {
    TypeDescription genericErasure = mock(TypeDescription.class), declaredErasure = mock(TypeDescription.class);
    when(genericType.asErasure()).thenReturn(genericErasure);
    when(declaredType.asErasure()).thenReturn(declaredErasure);
    StackManipulation stackManipulation = FieldAccess.forField(genericField).write();
    assertThat(stackManipulation.isValid(), is(true));
    assertThat(stackManipulation, is(FieldAccess.forField(fieldDescription).write()));
}

Example 82 with StackManipulation

use of net.bytebuddy.implementation.bytecode.StackManipulation in project byte-buddy by raphw.

the class FieldAccessOtherTest method testEnumerationDescriptionWithIllegalOwnership.

@Test
public void testEnumerationDescriptionWithIllegalOwnership() throws Exception {
    when(fieldDescription.isPublic()).thenReturn(true);
    when(fieldDescription.isStatic()).thenReturn(false);
    when(fieldDescription.isEnum()).thenReturn(true);
    when(fieldDescription.getActualName()).thenReturn(FOO);
    StackManipulation stackManipulation = FieldAccess.forEnumeration(enumerationDescription);
    assertThat(stackManipulation.isValid(), is(false));
}

Example 83 with StackManipulation

use of net.bytebuddy.implementation.bytecode.StackManipulation in project byte-buddy by raphw.

the class FieldAccessOtherTest method testGenericFieldAccessGetter.

@Test
public void testGenericFieldAccessGetter() throws Exception {
    TypeDescription genericErasure = mock(TypeDescription.class), declaredErasure = mock(TypeDescription.class);
    when(genericErasure.asErasure()).thenReturn(genericErasure);
    when(genericType.asErasure()).thenReturn(genericErasure);
    when(declaredType.asErasure()).thenReturn(declaredErasure);
    StackManipulation stackManipulation = FieldAccess.forField(genericField).read();
    assertThat(stackManipulation.isValid(), is(true));
    assertThat(stackManipulation, is((StackManipulation) new StackManipulation.Compound(FieldAccess.forField(fieldDescription).read(), TypeCasting.to(genericErasure))));
}

Example 84 with StackManipulation

use of net.bytebuddy.implementation.bytecode.StackManipulation in project byte-buddy by raphw.

the class HandleInvocationTest method testInvocationIncreasingStack.

@Test
public void testInvocationIncreasingStack() throws Exception {
    JavaConstant.MethodType methodType = JavaConstant.MethodType.of(Object.class);
    StackManipulation stackManipulation = new HandleInvocation(methodType);
    assertThat(stackManipulation.isValid(), is(true));
    StackManipulation.Size size = stackManipulation.apply(methodVisitor, implementationContext);
    assertThat(size.getSizeImpact(), is(1));
    assertThat(size.getMaximalSize(), is(1));
    verify(methodVisitor).visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/invoke/MethodHandle", "invokeExact", "()Ljava/lang/Object;", false);
    verifyNoMoreInteractions(methodVisitor);
    verifyZeroInteractions(implementationContext);
}

Example 85 with StackManipulation

use of net.bytebuddy.implementation.bytecode.StackManipulation in project byte-buddy by raphw.

the class MethodInvocationGenericTest method testGenericMethodErasureEqual.

@Test
public void testGenericMethodErasureEqual() throws Exception {
    when(methodReturnType.asErasure()).thenReturn(declaredErasure);
    StackManipulation stackManipulation = MethodInvocation.invoke(methodDescription);
    assertThat(stackManipulation.isValid(), is(true));
    assertThat(stackManipulation, is((StackManipulation) MethodInvocation.invoke(declaredMethod)));
}