juplo.de Git - simple-mapper/blob - src/test/java/de/juplo/jackson/SimpleMapperTest.java

   1 package de.juplo.jackson;
   2
   3 import com.fasterxml.jackson.core.JsonFactory;
   4 import com.fasterxml.jackson.core.JsonParser;
   5 import java.io.IOException;
   6 import java.io.InputStream;
   7 import java.util.List;
   8 import java.util.Map;
   9 import java.util.Map.Entry;
  10 import java.util.Spliterator;
  11 import static org.junit.Assert.assertNull;
  12 import org.junit.Test;
  13
  14
  15 /**
  16  *
  17  * @author Kai Moritz
  18  */
  19 public class SimpleMapperTest
  20 {
  21   private final JsonFactory factory = new JsonFactory();
  22
  23
  24   @Test
  25   public void testConvertEmptyInputToArraySpliterator() throws Exception
  26   {
  27     Spliterator<Object> spliterator;
  28
  29     spliterator = SimpleMapper.getArraySpliterator(get("/empty/1.json"));
  30     assertNull(spliterator);
  31     spliterator = SimpleMapper.getArraySpliterator(get("/empty/2.json"));
  32     assertNull(spliterator);
  33     spliterator = SimpleMapper.getArraySpliterator(get("/empty/3.json"));
  34     assertNull(spliterator);
  35     spliterator = SimpleMapper.getArraySpliterator(get("/empty/4.json"));
  36     assertNull(spliterator);
  37     spliterator = SimpleMapper.getArraySpliterator(get("/empty/5.json"));
  38     assertNull(spliterator);
  39   }
  40
  41   @Test
  42   public void testConvertEmptyInputToList() throws Exception
  43   {
  44     List<Object> list;
  45
  46     list = SimpleMapper.convertArray(get("/empty/1.json"));
  47     assertNull(list);
  48     list = SimpleMapper.convertArray(get("/empty/2.json"));
  49     assertNull(list);
  50     list = SimpleMapper.convertArray(get("/empty/3.json"));
  51     assertNull(list);
  52     list = SimpleMapper.convertArray(get("/empty/4.json"));
  53     assertNull(list);
  54     list = SimpleMapper.convertArray(get("/empty/5.json"));
  55     assertNull(list);
  56   }
  57
  58   @Test
  59   public void testConvertEmptyInputToObjectSpliterator() throws Exception
  60   {
  61     Spliterator<Entry<String, Object>> spliterator;
  62
  63     spliterator = SimpleMapper.getObjectSpliterator(get("/empty/1.json"));
  64     assertNull(spliterator);
  65     spliterator = SimpleMapper.getObjectSpliterator(get("/empty/2.json"));
  66     assertNull(spliterator);
  67     spliterator = SimpleMapper.getObjectSpliterator(get("/empty/3.json"));
  68     assertNull(spliterator);
  69     spliterator = SimpleMapper.getObjectSpliterator(get("/empty/4.json"));
  70     assertNull(spliterator);
  71     spliterator = SimpleMapper.getObjectSpliterator(get("/empty/5.json"));
  72     assertNull(spliterator);
  73   }
  74
  75   @Test
  76   public void testConvertEmptyInputToMap() throws Exception
  77   {
  78     Map<String, Object> map;
  79
  80     map = SimpleMapper.convertObject(get("/empty/1.json"));
  81     assertNull(map);
  82     map = SimpleMapper.convertObject(get("/empty/2.json"));
  83     assertNull(map);
  84     map = SimpleMapper.convertObject(get("/empty/3.json"));
  85     assertNull(map);
  86     map = SimpleMapper.convertObject(get("/empty/4.json"));
  87     assertNull(map);
  88     map = SimpleMapper.convertObject(get("/empty/5.json"));
  89     assertNull(map);
  90   }
  91
  92   @Test
  93   public void testConvertEmptyInput() throws Exception
  94   {
  95     Object object;
  96
  97     object = SimpleMapper.convert(get("/empty/1.json"));
  98     assertNull(object);
  99     object = SimpleMapper.convert(get("/empty/2.json"));
 100     assertNull(object);
 101     object = SimpleMapper.convert(get("/empty/3.json"));
 102     assertNull(object);
 103     object = SimpleMapper.convert(get("/empty/4.json"));
 104     assertNull(object);
 105     object = SimpleMapper.convert(get("/empty/5.json"));
 106     assertNull(object);
 107   }
 108
 109
 110   private JsonParser get(String resource) throws IOException
 111   {
 112     InputStream is = SimpleMapperTest.class.getResourceAsStream(resource);
 113     return factory.createParser(is);
 114   }
 115 }