@Test
public void addGenericSuperTypeWithoutPackage() throws ClassNotFoundException {
JavaClassSource javaClass = Roaster.create(JavaClassSource.class);
javaClass.setPackage("it.coopservice.test");
javaClass.setName("SimpleClass");
javaClass.setSuperType("Bar<T>");
Assert.assertTrue(javaClass.toString().contains("Bar<T>"));
Assert.assertNull(javaClass.getImport("it.coopservice.test.Bar"));
}
@Test
public void addMultipleGenerics() throws ClassNotFoundException {
JavaClassSource javaClass = Roaster.create(JavaClassSource.class);
javaClass.setPackage("it.coopservice.test");
javaClass.setName("SimpleClass");
javaClass.addTypeVariable().setName("I");
javaClass.addTypeVariable().setName("O");
Assert.assertTrue(javaClass.toString().contains("<I, O>"));
javaClass.removeTypeVariable("I");
Assert.assertTrue(javaClass.toString().contains("<O>"));
}
@Test
public void addAndRemoveGenericType() throws ClassNotFoundException {
JavaClassSource javaClass = Roaster.create(JavaClassSource.class);
javaClass.setPackage("it.coopservice.test");
javaClass.setName("SimpleClass");
javaClass.addTypeVariable().setName("T");
Assert.assertTrue(javaClass.getTypeVariables().get(0).getBounds().isEmpty());
Assert.assertTrue(javaClass.toString().contains("<T>"));
javaClass.removeTypeVariable("T");
Assert.assertFalse(javaClass.toString().contains("<T>"));
}
@Test
public void classTypeVariableBounds() throws ClassNotFoundException {
JavaClassSource javaClass = Roaster.create(JavaClassSource.class);
javaClass.setPackage("it.coopservice.test");
javaClass.setName("SimpleClass");
javaClass.addTypeVariable().setName("T").setBounds(CharSequence.class);
Assert.assertTrue(javaClass.toString().contains("<T extends CharSequence>"));
javaClass.getTypeVariable("T").setBounds(CharSequence.class, Serializable.class);
Assert.assertTrue(javaClass.toString().contains("<T extends CharSequence & Serializable>"));
javaClass.getTypeVariable("T").removeBounds();
Assert.assertTrue(javaClass.toString().contains("<T>"));
}
@Test
public void addMultipleConcreteGenericSuperTypeWithPackage() throws ClassNotFoundException {
JavaClassSource javaClass = Roaster.create(JavaClassSource.class);
javaClass.setPackage("it.coopservice.test");
javaClass.setName("SimpleClass");
javaClass.setSuperType(
"it.coopservice.test.Bar<com.coopservice.test.MyConcreteSuperClass,com.coopservice.test.MyOtherClass>");
Assert.assertTrue(
javaClass.toString().contains("extends Bar<MyConcreteSuperClass, MyOtherClass>"));
Assert.assertNotNull(javaClass.getImport("it.coopservice.test.Bar"));
Assert.assertNotNull(javaClass.getImport("com.coopservice.test.MyConcreteSuperClass"));
Assert.assertNotNull(javaClass.getImport("com.coopservice.test.MyOtherClass"));
}
@Test
public void stringTypeVariableBounds() throws ClassNotFoundException {
JavaClassSource javaClass = Roaster.create(JavaClassSource.class);
javaClass.setPackage("it.coopservice.test");
javaClass.setName("SimpleClass");
javaClass.addTypeVariable().setName("T").setBounds("com.something.Foo");
Assert.assertTrue(javaClass.toString().contains("<T extends com.something.Foo>"));
javaClass.getTypeVariable("T").setBounds("com.something.Foo", "com.something.Bar<T>");
Assert.assertTrue(
javaClass.toString().contains("<T extends com.something.Foo & com.something.Bar<T>>"));
javaClass.getTypeVariable("T").removeBounds();
Assert.assertTrue(javaClass.toString().contains("<T>"));
}
@Test
public void getClassGenericsName() throws ClassNotFoundException {
JavaClassSource javaClass = Roaster.create(JavaClassSource.class);
javaClass.setPackage("it.coopservice.test");
javaClass.setName("SimpleClass");
javaClass.addTypeVariable("I");
javaClass.addTypeVariable("O");
List<TypeVariableSource<JavaClassSource>> typeVariables = javaClass.getTypeVariables();
Assert.assertNotNull(typeVariables);
Assert.assertEquals(2, typeVariables.size());
Assert.assertEquals("I", typeVariables.get(0).getName());
Assert.assertTrue(typeVariables.get(0).getBounds().isEmpty());
Assert.assertEquals("O", typeVariables.get(1).getName());
Assert.assertTrue(typeVariables.get(1).getBounds().isEmpty());
}
@Test
public void javaTypeTypeVariableBounds() throws ClassNotFoundException {
JavaInterface<?> foo =
Roaster.create(JavaInterfaceSource.class).setPackage("it.coopservice.test").setName("Foo");
JavaClassSource javaClass = Roaster.create(JavaClassSource.class);
javaClass.setPackage("it.coopservice.test");
javaClass.setName("SimpleClass");
javaClass.addTypeVariable().setName("T").setBounds(foo);
Assert.assertTrue(javaClass.toString().contains("<T extends Foo>"));
JavaInterface<?> bar =
Roaster.create(JavaInterfaceSource.class).setPackage("it.coopservice.test").setName("Bar");
javaClass.getTypeVariable("T").setBounds(foo, bar);
Assert.assertTrue(javaClass.toString().contains("<T extends Foo & Bar>"));
javaClass.getTypeVariable("T").removeBounds();
Assert.assertTrue(javaClass.toString().contains("<T>"));
}
