package net.bytebuddy.implementation.bytecode.member;
import net.bytebuddy.description.enumeration.EnumerationDescription;
import net.bytebuddy.description.field.FieldDescription;
import net.bytebuddy.description.field.FieldList;
import net.bytebuddy.description.type.TypeDescription;
import net.bytebuddy.implementation.bytecode.StackManipulation;
import net.bytebuddy.implementation.bytecode.assign.TypeCasting;
import net.bytebuddy.test.utility.MockitoRule;
import net.bytebuddy.test.utility.ObjectPropertyAssertion;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestRule;
import org.mockito.Mock;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
public class FieldAccessOtherTest {
private static final String FOO = "foo", BAR = "bar";
@Rule
public TestRule mockitoRule = new MockitoRule(this);
@Mock
private EnumerationDescription enumerationDescription;
@Mock
private TypeDescription.Generic genericType, declaredType;
@Mock
private TypeDescription enumerationType;
@Mock
private FieldDescription.InDefinedShape fieldDescription;
@Mock
private FieldDescription genericField;
@Before
public void setUp() throws Exception {
when(genericField.asDefined()).thenReturn(fieldDescription);
when(genericField.getType()).thenReturn(genericType);
when(fieldDescription.getType()).thenReturn(declaredType);
when(enumerationDescription.getEnumerationType()).thenReturn(enumerationType);
when(enumerationDescription.getValue()).thenReturn(FOO);
when(enumerationType.getDeclaredFields()).thenReturn(new FieldList.Explicit<FieldDescription.InDefinedShape>(fieldDescription));
}
@Test
public void testEnumerationDescription() throws Exception {
when(fieldDescription.isPublic()).thenReturn(true);
when(fieldDescription.isStatic()).thenReturn(true);
when(fieldDescription.isEnum()).thenReturn(true);
when(fieldDescription.getActualName()).thenReturn(FOO);
StackManipulation stackManipulation = FieldAccess.forEnumeration(enumerationDescription);
assertThat(stackManipulation.isValid(), is(true));
}
@Test
public void testEnumerationDescriptionWithIllegalName() throws Exception {
when(fieldDescription.isPublic()).thenReturn(true);
when(fieldDescription.isStatic()).thenReturn(true);
when(fieldDescription.isEnum()).thenReturn(true);
when(fieldDescription.getActualName()).thenReturn(BAR);
StackManipulation stackManipulation = FieldAccess.forEnumeration(enumerationDescription);
assertThat(stackManipulation.isValid(), is(false));
}
@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));
}
@Test
public void testEnumerationDescriptionWithIllegalVisibility() throws Exception {
when(fieldDescription.isPublic()).thenReturn(false);
when(fieldDescription.isStatic()).thenReturn(true);
when(fieldDescription.isEnum()).thenReturn(true);
when(fieldDescription.getActualName()).thenReturn(FOO);
StackManipulation stackManipulation = FieldAccess.forEnumeration(enumerationDescription);
assertThat(stackManipulation.isValid(), is(false));
}
@Test
public void testEnumerationDescriptionNonEnumeration() throws Exception {
when(fieldDescription.isPublic()).thenReturn(true);
when(fieldDescription.isStatic()).thenReturn(true);
when(fieldDescription.isEnum()).thenReturn(false);
when(fieldDescription.getActualName()).thenReturn(FOO);
StackManipulation stackManipulation = FieldAccess.forEnumeration(enumerationDescription);
assertThat(stackManipulation.isValid(), is(false));
}
@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))));
}
@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()));
}
@Test
public void testGenericFieldAccessGetterEqualErasure() throws Exception {
TypeDescription declaredErasure = mock(TypeDescription.class);
when(genericType.asErasure()).thenReturn(declaredErasure);
when(declaredType.asErasure()).thenReturn(declaredErasure);
StackManipulation stackManipulation = FieldAccess.forField(genericField).read();
assertThat(stackManipulation.isValid(), is(true));
assertThat(stackManipulation, is(FieldAccess.forField(fieldDescription).read()));
}
@Test
public void testGenericFieldAccessPutterEqualErasure() throws Exception {
TypeDescription declaredErasure = mock(TypeDescription.class);
when(genericType.asErasure()).thenReturn(declaredErasure);
when(declaredType.asErasure()).thenReturn(declaredErasure);
StackManipulation stackManipulation = FieldAccess.forField(genericField).write();
assertThat(stackManipulation.isValid(), is(true));
assertThat(stackManipulation, is(FieldAccess.forField(fieldDescription).write()));
}
@Test
public void testObjectProperties() throws Exception {
ObjectPropertyAssertion.of(FieldAccess.class).apply();
ObjectPropertyAssertion.of(FieldAccess.OfGenericField.class).apply();
ObjectPropertyAssertion.of(FieldAccess.AccessDispatcher.class).apply();
ObjectPropertyAssertion.of(FieldAccess.AccessDispatcher.FieldGetInstruction.class).apply();
ObjectPropertyAssertion.of(FieldAccess.AccessDispatcher.FieldPutInstruction.class).apply();
}
}