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BinaryToStringCoercionTest.java
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BinaryToStringCoercionTest.java
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package com.fasterxml.jackson.dataformat.cbor.failing;
import java.util.*;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.dataformat.cbor.CBORTestBase;
// Tests for [dataformat-binary#188], lacking coercions for Binary->String wrt containers
public class BinaryToStringCoercionTest extends CBORTestBase
{
static class BinaryListWrapper {
public List<byte[]> data = Collections.singletonList(
new byte[] { 1, 2, 3, 4});
}
static class StringListWrapper {
public List<String> data;
}
static class BinarySetWrapper {
public Set<byte[]> data = Collections.singleton(new byte[] { 1, 2, 3, 4});
}
static class StringSetWrapper {
public Set<String> data;
}
static class BinaryArrayWrapper {
public byte[][] data = new byte[][] { new byte[] { 1, 2, 3, 4} };
}
static class StringArrayWrapper {
public String[] data;
}
static class BinaryMapWrapper {
public Map<String, byte[]> data = Collections.singletonMap("key",
new byte[] { 1, 2, 3, 4});
}
static class StringMapWrapper {
public Map<String, String> data;
}
private final ObjectMapper CBOR_MAPPER = cborMapper();
public void testWithList() throws Exception
{
byte[] doc = CBOR_MAPPER.writeValueAsBytes(new BinaryListWrapper());
StringListWrapper result = CBOR_MAPPER.readValue(doc, StringListWrapper.class);
assertEquals(1, result.data.size());
assertEquals(String.class, result.data.get(0).getClass());
}
public void testWithSet() throws Exception
{
byte[] doc = CBOR_MAPPER.writeValueAsBytes(new BinarySetWrapper());
StringSetWrapper result = CBOR_MAPPER.readValue(doc, StringSetWrapper.class);
assertEquals(1, result.data.size());
assertEquals(String.class, result.data.iterator().next().getClass());
}
public void testWithMap() throws Exception
{
byte[] doc = CBOR_MAPPER.writeValueAsBytes(new BinaryMapWrapper());
StringMapWrapper result = CBOR_MAPPER.readValue(doc, StringMapWrapper.class);
assertEquals(1, result.data.size());
assertEquals(String.class, result.data.get("key").getClass());
}
public void testWithArray() throws Exception
{
byte[] doc = CBOR_MAPPER.writeValueAsBytes(new BinaryArrayWrapper());
StringArrayWrapper result = CBOR_MAPPER.readValue(doc, StringArrayWrapper.class);
assertEquals(1, result.data.length);
assertEquals(String.class, result.data[0].getClass());
}
}