package org.apache.ibatis.reflection;
import domain.jpetstore.Product;
import domain.misc.RichType;
import org.apache.ibatis.reflection.wrapper.ObjectWrapperFactory;
import domain.misc.CustomBeanWrapper;
import domain.misc.CustomBeanWrapperFactory;
import static org.junit.Assert.*;
import org.junit.Test;
import java.util.HashMap;
import java.util.Map;
public class MetaObjectTest {
@Test
public void shouldGetAndSetField() {
RichType rich = new RichType();
MetaObject meta = MetaObject.forObject(rich);
meta.setValue("richField", "foo");
assertEquals("foo", meta.getValue("richField"));
}
@Test
public void shouldGetAndSetNestedField() {
RichType rich = new RichType();
MetaObject meta = MetaObject.forObject(rich);
meta.setValue("richType.richField", "foo");
assertEquals("foo", meta.getValue("richType.richField"));
}
@Test
public void shouldGetAndSetProperty() {
RichType rich = new RichType();
MetaObject meta = MetaObject.forObject(rich);
meta.setValue("richProperty", "foo");
assertEquals("foo", meta.getValue("richProperty"));
}
@Test
public void shouldGetAndSetNestedProperty() {
RichType rich = new RichType();
MetaObject meta = MetaObject.forObject(rich);
meta.setValue("richType.richProperty", "foo");
assertEquals("foo", meta.getValue("richType.richProperty"));
}
@Test
public void shouldGetAndSetMapPair() {
RichType rich = new RichType();
MetaObject meta = MetaObject.forObject(rich);
meta.setValue("richMap.key", "foo");
assertEquals("foo", meta.getValue("richMap.key"));
}
@Test
public void shouldGetAndSetMapPairUsingArraySyntax() {
RichType rich = new RichType();
MetaObject meta = MetaObject.forObject(rich);
meta.setValue("richMap[key]", "foo");
assertEquals("foo", meta.getValue("richMap[key]"));
}
@Test
public void shouldGetAndSetNestedMapPair() {
RichType rich = new RichType();
MetaObject meta = MetaObject.forObject(rich);
meta.setValue("richType.richMap.key", "foo");
assertEquals("foo", meta.getValue("richType.richMap.key"));
}
@Test
public void shouldGetAndSetNestedMapPairUsingArraySyntax() {
RichType rich = new RichType();
MetaObject meta = MetaObject.forObject(rich);
meta.setValue("richType.richMap[key]", "foo");
assertEquals("foo", meta.getValue("richType.richMap[key]"));
}
@Test
public void shouldGetAndSetListItem() {
RichType rich = new RichType();
MetaObject meta = MetaObject.forObject(rich);
meta.setValue("richList[0]", "foo");
assertEquals("foo", meta.getValue("richList[0]"));
}
@Test
public void shouldSetAndGetSelfListItem() {
RichType rich = new RichType();
MetaObject meta = MetaObject.forObject(rich);
meta.setValue("richList[0]", "foo");
assertEquals("foo", meta.getValue("richList[0]"));
}
@Test
public void shouldGetAndSetNestedListItem() {
RichType rich = new RichType();
MetaObject meta = MetaObject.forObject(rich);
meta.setValue("richType.richList[0]", "foo");
assertEquals("foo", meta.getValue("richType.richList[0]"));
}
@Test
public void shouldGetReadablePropertyNames() {
RichType rich = new RichType();
MetaObject meta = MetaObject.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 shouldGetWriteablePropertyNames() {
RichType rich = new RichType();
MetaObject meta = MetaObject.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 shouldSetPropertyOfNullNestedProperty() {
MetaObject richWithNull = MetaObject.forObject(new RichType());
richWithNull.setValue("richType.richProperty", "foo");
assertEquals("foo", richWithNull.getValue("richType.richProperty"));
}
@Test
public void shouldSetPropertyOfNullNestedPropertyWithNull() {
MetaObject richWithNull = MetaObject.forObject(new RichType());
richWithNull.setValue("richType.richProperty", null);
assertEquals(null, richWithNull.getValue("richType.richProperty"));
}
@Test
public void shouldGetPropertyOfNullNestedProperty() {
MetaObject richWithNull = MetaObject.forObject(new RichType());
assertNull(richWithNull.getValue("richType.richProperty"));
}
@Test
public void shouldVerifyHasReadablePropertiesReturnedByGetReadablePropertyNames() {
MetaObject object = MetaObject.forObject(new Product());
for (String readable : object.getGetterNames()) {
assertTrue(object.hasGetter(readable));
}
}
@Test
public void shouldVerifyHasWriteablePropertiesReturnedByGetWriteablePropertyNames() {
MetaObject object = MetaObject.forObject(new Product());
for (String writeable : object.getSetterNames()) {
assertTrue(object.hasSetter(writeable));
}
}
@Test
public void shouldSetAndGetProperties() {
MetaObject object = MetaObject.forObject(new Product());
for (String writeable : object.getSetterNames()) {
if (!writeable.contains("$")) {
object.setValue(writeable, "test");
assertEquals("test", object.getValue(writeable));
}
}
}
@Test
public void shouldVerifyPropertyTypes() {
MetaObject object = MetaObject.forObject(new Product());
for (String writeable : object.getSetterNames()) {
if (!writeable.contains("$")) {
assertEquals(String.class, object.getGetterType(writeable));
assertEquals(String.class, object.getSetterType(writeable));
}
}
}
@Test
public void shouldDemonstrateDeeplyNestedMapProperties() {
HashMap map = new HashMap();
MetaObject metaMap = MetaObject.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 name = (Map) metaMap.getValue("name");
Map address = (Map) metaMap.getValue("address");
assertEquals("Clinton", name.get("first"));
assertEquals("1 Some Street", address.get("street"));
}
@Test
public void shouldNotUseObjectWrapperFactoryByDefault() {
MetaObject meta = MetaObject.forObject(new Product());
assertTrue(!meta.getObjectWrapper().getClass().equals(CustomBeanWrapper.class));
}
@Test
public void shouldUseObjectWrapperFactoryWhenSet() {
MetaObject meta = MetaObject.forObject(new Product(), MetaObject.DEFAULT_OBJECT_FACTORY, new CustomBeanWrapperFactory());
assertTrue(meta.getObjectWrapper().getClass().equals(CustomBeanWrapper.class));
// Make sure the old default factory is in place and still works
meta = MetaObject.forObject(new Product());
assertFalse(meta.getObjectWrapper().getClass().equals(CustomBeanWrapper.class));
}
}