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package com.fasterxml.jackson.databind.module;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import com.fasterxml.jackson.core.Version;
import com.fasterxml.jackson.databind.*;
import com.fasterxml.jackson.databind.jsontype.NamedType;
public class SimpleModuleArgCheckTest extends BaseMapTest
{
/*
/**********************************************************
/* Unit tests for invalid deserializers
/**********************************************************
*/
public void testInvalidForDeserializers() throws Exception
{
SimpleModule mod = new SimpleModule("test", Version.unknownVersion(),
(Map<Class<?>,JsonDeserializer<?>>) null);
try {
mod.addDeserializer(String.class, null);
fail("Should not pass");
} catch (IllegalArgumentException e) {
verifyException(e, "Cannot pass `null` as deserializer");
}
try {
mod.addKeyDeserializer(String.class, null);
fail("Should not pass");
} catch (IllegalArgumentException e) {
verifyException(e, "Cannot pass `null` as key deserializer");
}
}
/*
/**********************************************************
/* Unit tests for invalid serializers
/**********************************************************
*/
public void testInvalidForSerializers() throws Exception
{
SimpleModule mod = new SimpleModule("test", Version.unknownVersion(),
(List<JsonSerializer<?>>) null);
try {
mod.addSerializer(String.class, null);
fail("Should not pass");
} catch (IllegalArgumentException e) {
verifyException(e, "Cannot pass `null` as serializer");
}
try {
mod.addSerializer((JsonSerializer<?>) null);
fail("Should not pass");
} catch (IllegalArgumentException e) {
verifyException(e, "Cannot pass `null` as serializer");
}
try {
mod.addKeySerializer(String.class, null);
fail("Should not pass");
} catch (IllegalArgumentException e) {
verifyException(e, "Cannot pass `null` as key serializer");
}
}
/*
/**********************************************************
/* Unit tests for invalid misc other
/**********************************************************
*/
public void testInvalidAbstractTypeMapping() throws Exception
{
// just for funsies let's use more esoteric constructor
Map<Class<?>,JsonDeserializer<?>> desers = Collections.emptyMap();
List<JsonSerializer<?>> sers = Collections.emptyList();
SimpleModule mod = new SimpleModule("test", Version.unknownVersion(),
desers, sers);
try {
mod.addAbstractTypeMapping(null, String.class);
fail("Should not pass");
} catch (IllegalArgumentException e) {
verifyException(e, "Cannot pass `null` as abstract type to map");
}
try {
mod.addAbstractTypeMapping(String.class, null);
fail("Should not pass");
} catch (IllegalArgumentException e) {
verifyException(e, "Cannot pass `null` as concrete type to map to");
}
}
public void testInvalidSubtypeMappings() throws Exception
{
SimpleModule mod = new SimpleModule("test", Version.unknownVersion(),
null, null);
try {
mod.registerSubtypes(String.class, null);
fail("Should not pass");
} catch (IllegalArgumentException e) {
verifyException(e, "Cannot pass `null` as subtype to register");
}
try {
mod.registerSubtypes(new NamedType(Integer.class), (NamedType) null);
fail("Should not pass");
} catch (IllegalArgumentException e) {
verifyException(e, "Cannot pass `null` as subtype to register");
}
}
public void testInvalidValueInstantiator() throws Exception
{
SimpleModule mod = new SimpleModule("test", Version.unknownVersion());
try {
mod.addValueInstantiator(null, null);
fail("Should not pass");
} catch (IllegalArgumentException e) {
verifyException(e, "Cannot pass `null` as class to register value instantiator for");
}
try {
mod.addValueInstantiator(CharSequence.class, null);
fail("Should not pass");
} catch (IllegalArgumentException e) {
verifyException(e, "Cannot pass `null` as value instantiator");
}
}
public void testInvalidMixIn() throws Exception
{
SimpleModule mod = new SimpleModule("test", Version.unknownVersion());
try {
mod.setMixInAnnotation(null, String.class);
fail("Should not pass");
} catch (IllegalArgumentException e) {
verifyException(e, "Cannot pass `null` as target type");
}
try {
mod.setMixInAnnotation(String.class, null);
fail("Should not pass");
} catch (IllegalArgumentException e) {
verifyException(e, "Cannot pass `null` as mixin class");
}
}
}
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