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assignability examples

This commit is contained in:
Keith Donald 2011-06-07 20:14:02 +00:00
parent 1e39b0bbbc
commit 0601f0e520
1 changed files with 27 additions and 1 deletions
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28
org.springframework.core/src/test/java/org/springframework/core/convert/TypeDescriptorTests.java
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@ -759,19 +759,45 @@ public class TypeDescriptorTests {
@Test
public void isAssignableElementTypes() throws Exception {
assertTrue(new TypeDescriptor(getClass().getField("listField")).isAssignableTo(new TypeDescriptor(getClass().getField("listField"))));
assertTrue(new TypeDescriptor(getClass().getField("notGenericList")).isAssignableTo(new TypeDescriptor(getClass().getField("listField"))));
assertTrue(new TypeDescriptor(getClass().getField("listField")).isAssignableTo(new TypeDescriptor(getClass().getField("notGenericList"))));
assertFalse(new TypeDescriptor(getClass().getField("isAssignableElementTypes")).isAssignableTo(new TypeDescriptor(getClass().getField("listField"))));
assertTrue(TypeDescriptor.valueOf(List.class).isAssignableTo(new TypeDescriptor(getClass().getField("listField"))));
}
public List notGenericList;
public List<Number> isAssignableElementTypes;
@Test
public void isAssignableMapKeyValueTypes() throws Exception {
assertTrue(new TypeDescriptor(getClass().getField("mapField")).isAssignableTo(new TypeDescriptor(getClass().getField("mapField"))));
assertTrue(new TypeDescriptor(getClass().getField("notGenericMap")).isAssignableTo(new TypeDescriptor(getClass().getField("mapField"))));
assertTrue(new TypeDescriptor(getClass().getField("mapField")).isAssignableTo(new TypeDescriptor(getClass().getField("notGenericMap"))));
assertFalse(new TypeDescriptor(getClass().getField("isAssignableMapKeyValueTypes")).isAssignableTo(new TypeDescriptor(getClass().getField("mapField"))));
assertTrue(TypeDescriptor.valueOf(Map.class).isAssignableTo(new TypeDescriptor(getClass().getField("mapField"))));
}
public Map notGenericMap;
public Map<CharSequence, Number> isAssignableMapKeyValueTypes;
private void assignabilityExamples() {
Number num = null;
Integer integer = null;
num = integer;
List list = null;
List<String> listString = null;
list = listString;
listString = list;
Map map = null;
Map<String, String> mapString = null;
map = mapString;
mapString = map;
Map<String, String> mapString2 = null;
mapString = mapString2;
}
}