beanwrappertestsuite.java

spring的源代码

		BeanWrapper bw = new BeanWrapperImpl(rod);
		try {
			bw.getPropertyValue("spouse.spouse.age");
			fail("Shouldn't have succeded with null path");
		}
		catch (NullValueInNestedPathException ex) {
			// ok
			assertTrue("it was the spouse property that was null, not " + ex.getPropertyName(), ex.getPropertyName().equals("spouse"));
		}
	}

	public void testSetNestedProperty() throws Exception {
		ITestBean rod = new TestBean("rod", 31);
		ITestBean kerry = new TestBean("kerry", 0);

		BeanWrapper bw = new BeanWrapperImpl(rod);
		bw.setPropertyValue("spouse", kerry);

		assertTrue("nested set worked", rod.getSpouse() == kerry);
		assertTrue("no back relation", kerry.getSpouse() == null);
		bw.setPropertyValue(new PropertyValue("spouse.spouse", rod));
		assertTrue("nested set worked", kerry.getSpouse() == rod);
		assertTrue("kerry age not set", kerry.getAge()==0);
		bw.setPropertyValue(new PropertyValue("spouse.age", new Integer(35)));
		assertTrue("Set primitive on spouse", kerry.getAge()==35);
	}

	public void testSetNestedPropertyNullValue() throws Exception {
		ITestBean rod = new TestBean("rod", 31);
		BeanWrapper bw = new BeanWrapperImpl(rod);
		try {
			bw.setPropertyValue("spouse.age", new Integer(31));
			fail("Shouldn't have succeded with null path");
		}
		catch (NullValueInNestedPathException ex) {
			// ok
			assertTrue("it was the spouse property that was null, not " + ex.getPropertyName(), ex.getPropertyName().equals("spouse"));
		}
	}

	public void testSetNestedPropertyPolymorphic() throws Exception {
		ITestBean rod = new TestBean("rod", 31);
		ITestBean kerry = new Employee();

		BeanWrapper bw = new BeanWrapperImpl(rod);
		bw.setPropertyValue("spouse", kerry);
		bw.setPropertyValue("spouse.age", new Integer(35));
		bw.setPropertyValue("spouse.name", "Kerry");
		bw.setPropertyValue("spouse.company", "Lewisham");
		assertTrue("kerry name is Kerry", kerry.getName().equals("Kerry"));

		assertTrue("nested set worked", rod.getSpouse() == kerry);
		assertTrue("no back relation", kerry.getSpouse() == null);
		bw.setPropertyValue(new PropertyValue("spouse.spouse", rod));
		assertTrue("nested set worked", kerry.getSpouse() == rod);

		BeanWrapper kbw = new BeanWrapperImpl(kerry);
		assertTrue("spouse.spouse.spouse.spouse.company=Lewisham",
			"Lewisham".equals(kbw.getPropertyValue("spouse.spouse.spouse.spouse.company")));
	}

	public void testNewWrappedInstancePropertyValuesGet() {
		BeanWrapper bw = new BeanWrapperImpl();

		TestBean t = new TestBean("Tony", 50);
		bw.setWrappedInstance(t);
		assertEquals("Bean wrapper returns wrong property value", new Integer(t.getAge()), bw.getPropertyValue("age"));

		TestBean u = new TestBean("Udo", 30);
		bw.setWrappedInstance(u);
		assertEquals("Bean wrapper returns cached property value", new Integer(u.getAge()), bw.getPropertyValue("age"));
	}

	public void testNewWrappedInstanceNestedPropertyValuesGet() {
		BeanWrapper bw = new BeanWrapperImpl();

		TestBean t = new TestBean("Tony", 50);
		t.setSpouse(new TestBean("Sue", 40));
		bw.setWrappedInstance(t);
		assertEquals("Bean wrapper returns wrong nested property value", new Integer(t.getSpouse().getAge()), bw.getPropertyValue("spouse.age"));

		TestBean u = new TestBean("Udo", 30);
		u.setSpouse(new TestBean("Vera", 20));
		bw.setWrappedInstance(u);
		assertEquals("Bean wrapper returns cached nested property value", new Integer(u.getSpouse().getAge()), bw.getPropertyValue("spouse.age"));
	}

	public void testNullObject() {
		try {
			BeanWrapper bw = new BeanWrapperImpl((Object) null);
			fail ("Must throw an exception when constructed with null object");
		}
		catch (BeansException ex) {
			// We should get here
			//ex.printStackTrace();
		}
	}

	public void testNestedProperties() {
		String doctorCompany = "";
		String lawyerCompany = "Dr. Sueem";
		TestBean tb = new TestBean();
		BeanWrapper bw = new BeanWrapperImpl(tb);
		bw.setPropertyValue("doctor.company", doctorCompany);
		bw.setPropertyValue("lawyer.company", lawyerCompany);
		assertEquals(doctorCompany, tb.getDoctor().getCompany());
		assertEquals(lawyerCompany, tb.getLawyer().getCompany());
	}

	public void testIndexedProperties() {
		IndexedTestBean bean = new IndexedTestBean();
		BeanWrapper bw = new BeanWrapperImpl(bean);
		TestBean tb0 = bean.getArray()[0];
		TestBean tb1 = bean.getArray()[1];
		TestBean tb2 = ((TestBean) bean.getList().get(0));
		TestBean tb3 = ((TestBean) bean.getList().get(1));
		TestBean tb6 = ((TestBean) bean.getSet().toArray()[0]);
		TestBean tb7 = ((TestBean) bean.getSet().toArray()[1]);
		TestBean tb4 = ((TestBean) bean.getMap().get("key1"));
		TestBean tb5 = ((TestBean) bean.getMap().get("key2"));
		assertEquals("name0", tb0.getName());
		assertEquals("name1", tb1.getName());
		assertEquals("name2", tb2.getName());
		assertEquals("name3", tb3.getName());
		assertEquals("name6", tb6.getName());
		assertEquals("name7", tb7.getName());
		assertEquals("name4", tb4.getName());
		assertEquals("name5", tb5.getName());
		assertEquals("name0", bw.getPropertyValue("array[0].name"));
		assertEquals("name1", bw.getPropertyValue("array[1].name"));
		assertEquals("name2", bw.getPropertyValue("list[0].name"));
		assertEquals("name3", bw.getPropertyValue("list[1].name"));
		assertEquals("name6", bw.getPropertyValue("set[0].name"));
		assertEquals("name7", bw.getPropertyValue("set[1].name"));
		assertEquals("name4", bw.getPropertyValue("map[key1].name"));
		assertEquals("name5", bw.getPropertyValue("map[key2].name"));
		assertEquals("name4", bw.getPropertyValue("map['key1'].name"));
		assertEquals("name5", bw.getPropertyValue("map[\"key2\"].name"));

		MutablePropertyValues pvs = new MutablePropertyValues();
		pvs.addPropertyValue("array[0].name", "name5");
		pvs.addPropertyValue("array[1].name", "name4");
		pvs.addPropertyValue("list[0].name", "name3");
		pvs.addPropertyValue("list[1].name", "name2");
		pvs.addPropertyValue("set[0].name", "name8");
		pvs.addPropertyValue("set[1].name", "name9");
		pvs.addPropertyValue("map[key1].name", "name1");
		pvs.addPropertyValue("map['key2'].name", "name0");
		bw.setPropertyValues(pvs);
		assertEquals("name5", tb0.getName());
		assertEquals("name4", tb1.getName());
		assertEquals("name3", tb2.getName());
		assertEquals("name2", tb3.getName());
		assertEquals("name1", tb4.getName());
		assertEquals("name0", tb5.getName());
		assertEquals("name5", bw.getPropertyValue("array[0].name"));
		assertEquals("name4", bw.getPropertyValue("array[1].name"));
		assertEquals("name3", bw.getPropertyValue("list[0].name"));
		assertEquals("name2", bw.getPropertyValue("list[1].name"));
		assertEquals("name8", bw.getPropertyValue("set[0].name"));
		assertEquals("name9", bw.getPropertyValue("set[1].name"));
		assertEquals("name1", bw.getPropertyValue("map[\"key1\"].name"));
		assertEquals("name0", bw.getPropertyValue("map['key2'].name"));
	}

	public void testIndexedPropertiesWithCustomEditorForType() {
		IndexedTestBean bean = new IndexedTestBean();
		BeanWrapper bw = new BeanWrapperImpl(bean);
		bw.registerCustomEditor(String.class, null, new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("prefix" + text);
			}
		});
		TestBean tb0 = bean.getArray()[0];
		TestBean tb1 = bean.getArray()[1];
		TestBean tb2 = ((TestBean) bean.getList().get(0));
		TestBean tb3 = ((TestBean) bean.getList().get(1));
		TestBean tb4 = ((TestBean) bean.getMap().get("key1"));
		TestBean tb5 = ((TestBean) bean.getMap().get("key2"));
		assertEquals("name0", tb0.getName());
		assertEquals("name1", tb1.getName());
		assertEquals("name2", tb2.getName());
		assertEquals("name3", tb3.getName());
		assertEquals("name4", tb4.getName());
		assertEquals("name5", tb5.getName());
		assertEquals("name0", bw.getPropertyValue("array[0].name"));
		assertEquals("name1", bw.getPropertyValue("array[1].name"));
		assertEquals("name2", bw.getPropertyValue("list[0].name"));
		assertEquals("name3", bw.getPropertyValue("list[1].name"));
		assertEquals("name4", bw.getPropertyValue("map[key1].name"));
		assertEquals("name5", bw.getPropertyValue("map[key2].name"));
		assertEquals("name4", bw.getPropertyValue("map['key1'].name"));
		assertEquals("name5", bw.getPropertyValue("map[\"key2\"].name"));

		MutablePropertyValues pvs = new MutablePropertyValues();
		pvs.addPropertyValue("array[0].name", "name5");
		pvs.addPropertyValue("array[1].name", "name4");
		pvs.addPropertyValue("list[0].name", "name3");
		pvs.addPropertyValue("list[1].name", "name2");
		pvs.addPropertyValue("map[key1].name", "name1");
		pvs.addPropertyValue("map['key2'].name", "name0");
		bw.setPropertyValues(pvs);
		assertEquals("prefixname5", tb0.getName());
		assertEquals("prefixname4", tb1.getName());
		assertEquals("prefixname3", tb2.getName());
		assertEquals("prefixname2", tb3.getName());
		assertEquals("prefixname1", tb4.getName());
		assertEquals("prefixname0", tb5.getName());
		assertEquals("prefixname5", bw.getPropertyValue("array[0].name"));
		assertEquals("prefixname4", bw.getPropertyValue("array[1].name"));
		assertEquals("prefixname3", bw.getPropertyValue("list[0].name"));
		assertEquals("prefixname2", bw.getPropertyValue("list[1].name"));
		assertEquals("prefixname1", bw.getPropertyValue("map[\"key1\"].name"));
		assertEquals("prefixname0", bw.getPropertyValue("map['key2'].name"));
	}

	public void testIndexedPropertiesWithCustomEditorForProperty() {
		IndexedTestBean bean = new IndexedTestBean();
		BeanWrapper bw = new BeanWrapperImpl(bean);
		bw.registerCustomEditor(String.class, "array.name", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("array" + text);
			}
		});
		bw.registerCustomEditor(String.class, "list.name", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("list" + text);
			}
		});
		bw.registerCustomEditor(String.class, "map.name", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("map" + text);
			}
		});
		TestBean tb0 = bean.getArray()[0];
		TestBean tb1 = bean.getArray()[1];
		TestBean tb2 = ((TestBean) bean.getList().get(0));
		TestBean tb3 = ((TestBean) bean.getList().get(1));
		TestBean tb4 = ((TestBean) bean.getMap().get("key1"));
		TestBean tb5 = ((TestBean) bean.getMap().get("key2"));
		assertEquals("name0", tb0.getName());
		assertEquals("name1", tb1.getName());
		assertEquals("name2", tb2.getName());
		assertEquals("name3", tb3.getName());
		assertEquals("name4", tb4.getName());
		assertEquals("name5", tb5.getName());
		assertEquals("name0", bw.getPropertyValue("array[0].name"));
		assertEquals("name1", bw.getPropertyValue("array[1].name"));
		assertEquals("name2", bw.getPropertyValue("list[0].name"));
		assertEquals("name3", bw.getPropertyValue("list[1].name"));
		assertEquals("name4", bw.getPropertyValue("map[key1].name"));
		assertEquals("name5", bw.getPropertyValue("map[key2].name"));
		assertEquals("name4", bw.getPropertyValue("map['key1'].name"));
		assertEquals("name5", bw.getPropertyValue("map[\"key2\"].name"));

		MutablePropertyValues pvs = new MutablePropertyValues();
		pvs.addPropertyValue("array[0].name", "name5");
		pvs.addPropertyValue("array[1].name", "name4");
		pvs.addPropertyValue("list[0].name", "name3");
		pvs.addPropertyValue("list[1].name", "name2");
		pvs.addPropertyValue("map[key1].name", "name1");
		pvs.addPropertyValue("map['key2'].name", "name0");
		bw.setPropertyValues(pvs);
		assertEquals("arrayname5", tb0.getName());
		assertEquals("arrayname4", tb1.getName());
		assertEquals("listname3", tb2.getName());
		assertEquals("listname2", tb3.getName());
		assertEquals("mapname1", tb4.getName());
		assertEquals("mapname0", tb5.getName());
		assertEquals("arrayname5", bw.getPropertyValue("array[0].name"));
		assertEquals("arrayname4", bw.getPropertyValue("array[1].name"));
		assertEquals("listname3", bw.getPropertyValue("list[0].name"));
		assertEquals("listname2", bw.getPropertyValue("list[1].name"));
		assertEquals("mapname1", bw.getPropertyValue("map[\"key1\"].name"));
		assertEquals("mapname0", bw.getPropertyValue("map['key2'].name"));
	}

	public void testIndexedPropertiesWithIndividualCustomEditorForProperty() {
		IndexedTestBean bean = new IndexedTestBean();
		BeanWrapper bw = new BeanWrapperImpl(bean);
		bw.registerCustomEditor(String.class, "array[0].name", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("array0" + text);
			}
		});
		bw.registerCustomEditor(String.class, "array[1].name", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("array1" + text);
			}
		});
		bw.registerCustomEditor(String.class, "list[0].name", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("list0" + text);
			}
		});
		bw.registerCustomEditor(String.class, "list[1].name", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("list1" + text);
			}
		});
		bw.registerCustomEditor(String.class, "map[key1].name", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("mapkey1" + text);
			}
		});
		bw.registerCustomEditor(String.class, "map[key2].name", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("mapkey2" + text);
			}
		});
		TestBean tb0 = bean.getArray()[0];
		TestBean tb1 = bean.getArray()[1];
		TestBean tb2 = ((TestBean) bean.getList().get(0));
		TestBean tb3 = ((TestBean) bean.getList().get(1));
		TestBean tb4 = ((TestBean) bean.getMap().get("key1"));
		TestBean tb5 = ((TestBean) bean.getMap().get("key2"));
		assertEquals("name0", tb0.getName());
		assertEquals("name1", tb1.getName());
		assertEquals("name2", tb2.getName());
		assertEquals("name3", tb3.getName());
		assertEquals("name4", tb4.getName());
		assertEquals("name5", tb5.getName());
		assertEquals("name0", bw.getPropertyValue("array[0].name"));
		assertEquals("name1", bw.getPropertyValue("array[1].name"));
		assertEquals("name2", bw.getPropertyValue("list[0].name"));
		assertEquals("name3", bw.getPropertyValue("list[1].name"));
		assertEquals("name4", bw.getPropertyValue("map[key1].name"));
		assertEquals("name5", bw.getPropertyValue("map[key2].name"));
		assertEquals("name4", bw.getPropertyValue("map['key1'].name"));
		assertEquals("name5", bw.getPropertyValue("map[\"key2\"].name"));

		MutablePropertyValues pvs = new MutablePropertyValues();
		pvs.addPropertyValue("array[0].name", "name5");
		pvs.addPropertyValue("array[1].name", "name4");
		pvs.addPropertyValue("list[0].name", "name3");
		pvs.addPropertyValue("list[1].name", "name2");
		pvs.addPropertyValue("map[key1].name", "name1");
		pvs.addPropertyValue("map['key2'].name", "name0");
		bw.setPropertyValues(pvs);
		assertEquals("array0name5", tb0.getName());
		assertEquals("array1name4", tb1.getName());
		assertEquals("list0name3", tb2.getName());
		assertEquals("list1name2", tb3.getName());
		assertEquals("mapkey1name1", tb4.getName());
		assertEquals("mapkey2name0", tb5.getName());
		assertEquals("array0name5", bw.getPropertyValue("array[0].name"));
		assertEquals("array1name4", bw.getPropertyValue("array[1].name"));
		assertEquals("list0name3", bw.getPropertyValue("list[0].name"));
		assertEquals("list1name2", bw.getPropertyValue("list[1].name"));
		assertEquals("mapkey1name1", bw.getPropertyValue("map[\"key1\"].name"));
		assertEquals("mapkey2name0", bw.getPropertyValue("map['key2'].name"));
	}

	public void testNestedIndexedPropertiesWithCustomEditorForProperty() {
		IndexedTestBean bean = new IndexedTestBean();
		TestBean tb0 = bean.getArray()[0];
		TestBean tb1 = bean.getArray()[1];
		TestBean tb2 = ((TestBean) bean.getList().get(0));
		TestBean tb3 = ((TestBean) bean.getList().get(1));
		TestBean tb4 = ((TestBean) bean.getMap().get("key1"));