@Test
public void shouldGetAndSetNestedMapPairUsingArraySyntax() {
RichType rich = new RichType();
MetaObject meta = SystemMetaObject.forObject(rich);
meta.setValue("richType.richMap[key]", "foo");
assertEquals("foo", meta.getValue("richType.richMap[key]"));
}
@Test
public void shouldGetAndSetNestedProperty() {
RichType rich = new RichType();
MetaObject meta = SystemMetaObject.forObject(rich);
meta.setValue("richType.richProperty", "foo");
assertEquals("foo", meta.getValue("richType.richProperty"));
}
@Test
public void shouldGetAndSetMapPair() {
RichType rich = new RichType();
MetaObject meta = SystemMetaObject.forObject(rich);
meta.setValue("richMap.key", "foo");
assertEquals("foo", meta.getValue("richMap.key"));
}
@Test
public void shouldVerifyHasWriteablePropertiesReturnedByGetWriteablePropertyNames() {
MetaObject object = SystemMetaObject.forObject(new Author());
for (String writeable : object.getSetterNames()) {
assertTrue(object.hasSetter(writeable));
}
}
@Test
public void shouldDemonstrateDeeplyNestedMapProperties() {
HashMap<String, String> map = new HashMap<String, String>();
MetaObject metaMap = SystemMetaObject.forObject(map);
assertTrue(metaMap.hasSetter("id"));
assertTrue(metaMap.hasSetter("name.first"));
assertTrue(metaMap.hasSetter("address.street"));
assertFalse(metaMap.hasGetter("id"));
assertFalse(metaMap.hasGetter("name.first"));
assertFalse(metaMap.hasGetter("address.street"));
metaMap.setValue("id", "100");
metaMap.setValue("name.first", "Clinton");
metaMap.setValue("name.last", "Begin");
metaMap.setValue("address.street", "1 Some Street");
metaMap.setValue("address.city", "This City");
metaMap.setValue("address.province", "A Province");
metaMap.setValue("address.postal_code", "1A3 4B6");
assertTrue(metaMap.hasGetter("id"));
assertTrue(metaMap.hasGetter("name.first"));
assertTrue(metaMap.hasGetter("address.street"));
assertEquals(3, metaMap.getGetterNames().length);
assertEquals(3, metaMap.getSetterNames().length);
Map<String, String> name = (Map<String, String>) metaMap.getValue("name");
Map<String, String> address = (Map<String, String>) metaMap.getValue("address");
assertEquals("Clinton", name.get("first"));
assertEquals("1 Some Street", address.get("street"));
}
@Test
public void shouldSetAndGetSelfListItem() {
RichType rich = new RichType();
MetaObject meta = SystemMetaObject.forObject(rich);
meta.setValue("richList[0]", "foo");
assertEquals("foo", meta.getValue("richList[0]"));
}
@Test
public void shouldVerifyPropertyTypes() {
MetaObject object = SystemMetaObject.forObject(new Author());
assertEquals(6, object.getSetterNames().length);
assertEquals(int.class, object.getGetterType("id"));
assertEquals(String.class, object.getGetterType("username"));
assertEquals(String.class, object.getGetterType("password"));
assertEquals(String.class, object.getGetterType("email"));
assertEquals(String.class, object.getGetterType("bio"));
assertEquals(Section.class, object.getGetterType("favouriteSection"));
}
@Test
public void shouldGetWriteablePropertyNames() {
RichType rich = new RichType();
MetaObject meta = SystemMetaObject.forObject(rich);
String[] writeables = meta.getSetterNames();
assertEquals(5, writeables.length);
for (String writeable : writeables) {
assertTrue(meta.hasSetter(writeable));
assertTrue(meta.hasSetter("richType." + writeable));
}
assertTrue(meta.hasSetter("richType"));
}
@Test
public void shouldGetReadablePropertyNames() {
RichType rich = new RichType();
MetaObject meta = SystemMetaObject.forObject(rich);
String[] readables = meta.getGetterNames();
assertEquals(5, readables.length);
for (String readable : readables) {
assertTrue(meta.hasGetter(readable));
assertTrue(meta.hasGetter("richType." + readable));
}
assertTrue(meta.hasGetter("richType"));
}
@Test
public void shouldUseObjectWrapperFactoryWhenSet() {
MetaObject meta =
MetaObject.forObject(
new Author(),
SystemMetaObject.DEFAULT_OBJECT_FACTORY,
new CustomBeanWrapperFactory(),
new DefaultReflectorFactory());
assertTrue(meta.getObjectWrapper().getClass().equals(CustomBeanWrapper.class));
// Make sure the old default factory is in place and still works
meta = SystemMetaObject.forObject(new Author());
assertFalse(meta.getObjectWrapper().getClass().equals(CustomBeanWrapper.class));
}
@Test
public void shouldMethodHasGetterReturnTrueWhenListElementSet() {
List<Object> param1 = new ArrayList<Object>();
param1.add("firstParam");
param1.add(222);
param1.add(new Date());
Map<String, Object> parametersEmulation = new HashMap<String, Object>();
parametersEmulation.put("param1", param1);
parametersEmulation.put("filterParams", param1);
MetaObject meta = SystemMetaObject.forObject(parametersEmulation);
assertEquals(param1.get(0), meta.getValue("filterParams[0]"));
assertEquals(param1.get(1), meta.getValue("filterParams[1]"));
assertEquals(param1.get(2), meta.getValue("filterParams[2]"));
assertTrue(meta.hasGetter("filterParams[0]"));
assertTrue(meta.hasGetter("filterParams[1]"));
assertTrue(meta.hasGetter("filterParams[2]"));
}
@Test
public void shouldDemonstrateNullValueInMap() {
HashMap<String, String> map = new HashMap<String, String>();
MetaObject metaMap = SystemMetaObject.forObject(map);
assertFalse(metaMap.hasGetter("phone.home"));
metaMap.setValue("phone", null);
assertTrue(metaMap.hasGetter("phone"));
// hasGetter returns true if the parent exists and is null.
assertTrue(metaMap.hasGetter("phone.home"));
assertTrue(metaMap.hasGetter("phone.home.ext"));
assertNull(metaMap.getValue("phone"));
assertNull(metaMap.getValue("phone.home"));
assertNull(metaMap.getValue("phone.home.ext"));
metaMap.setValue("phone.office", "789");
assertFalse(metaMap.hasGetter("phone.home"));
assertFalse(metaMap.hasGetter("phone.home.ext"));
assertEquals("789", metaMap.getValue("phone.office"));
assertNotNull(metaMap.getValue("phone"));
assertNull(metaMap.getValue("phone.home"));
}
@Test
public void shouldNotUseObjectWrapperFactoryByDefault() {
MetaObject meta = SystemMetaObject.forObject(new Author());
assertTrue(!meta.getObjectWrapper().getClass().equals(CustomBeanWrapper.class));
}
@Test
public void shouldSetAndGetProperties() {
MetaObject object = SystemMetaObject.forObject(new Author());
object.setValue("email", "test");
assertEquals("test", object.getValue("email"));
}
@Test
public void shouldGetPropertyOfNullNestedProperty() {
MetaObject richWithNull = SystemMetaObject.forObject(new RichType());
assertNull(richWithNull.getValue("richType.richProperty"));
}
@Test
public void shouldSetPropertyOfNullNestedPropertyWithNull() {
MetaObject richWithNull = SystemMetaObject.forObject(new RichType());
richWithNull.setValue("richType.richProperty", null);
assertEquals(null, richWithNull.getValue("richType.richProperty"));
}