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10 package org.mule.api.annotations.transformer;
11
12 import org.mule.api.annotations.ContainsTransformerMethods;
13 import org.mule.api.annotations.Transformer;
14 import org.mule.api.transformer.DataType;
15 import org.mule.config.transformer.AnnotatedTransformerProxy;
16 import org.mule.tck.AbstractMuleTestCase;
17 import org.mule.transformer.types.CollectionDataType;
18 import org.mule.transformer.types.DataTypeFactory;
19
20 import java.io.InputStream;
21 import java.lang.reflect.Method;
22 import java.util.ArrayList;
23
24 import org.junit.Test;
25
26
27 @ContainsTransformerMethods
28 public class CollectionTransformerTestCase extends AbstractMuleTestCase
29 {
30 @Test
31 public void testTransformerRegistration() throws Exception
32 {
33 Method m = getClass().getDeclaredMethod("dummy", InputStream.class);
34 AnnotatedTransformerProxy trans = new AnnotatedTransformerProxy(5, getClass(), m, new Class[]{}, null, null);
35
36 DataType dt = DataTypeFactory.create(ArrayList.class, Object.class, null);
37 assertTrue("should be a CollectionDataType", trans.getReturnDataType() instanceof CollectionDataType);
38 assertEquals(Object.class, ((CollectionDataType)trans.getReturnDataType()).getItemType());
39
40 assertEquals(dt, trans.getReturnDataType());
41 }
42
43 @Test
44 public void testTransformerRegistration2() throws Exception
45 {
46 Method m = getClass().getDeclaredMethod("dummy2", InputStream.class);
47 AnnotatedTransformerProxy trans = new AnnotatedTransformerProxy(5, getClass(), m, new Class[]{}, null, null);
48
49 DataType dt = DataTypeFactory.create(ArrayList.class, String.class, null);
50 assertTrue("should be a CollectionDataType", trans.getReturnDataType() instanceof CollectionDataType);
51 assertEquals(String.class, ((CollectionDataType)trans.getReturnDataType()).getItemType());
52 assertEquals(dt, trans.getReturnDataType());
53
54 }
55
56
57 @Transformer
58 public ArrayList dummy(InputStream in)
59 {
60 return new ArrayList();
61 }
62
63 @Transformer
64 public ArrayList<String> dummy2(InputStream in)
65 {
66 return new ArrayList<String>();
67 }
68 }