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160 changes: 160 additions & 0 deletions
160
src/test/java/com/fasterxml/jackson/databind/deser/merge/ArrayMergeTest.java
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| Original file line number | Diff line number | Diff line change |
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| package com.fasterxml.jackson.databind.deser.merge; | ||
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| import org.junit.Assert; | ||
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| import com.fasterxml.jackson.annotation.JsonSetter; | ||
| import com.fasterxml.jackson.annotation.OptBoolean; | ||
| import com.fasterxml.jackson.core.type.TypeReference; | ||
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| import com.fasterxml.jackson.databind.*; | ||
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| public class ArrayMergeTest extends BaseMapTest | ||
| { | ||
| static class MergedX<T> | ||
| { | ||
| @JsonSetter(merge=OptBoolean.TRUE) | ||
| public T value; | ||
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| public MergedX(T v) { value = v; } | ||
| protected MergedX() { } | ||
| } | ||
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| /* | ||
| /******************************************************** | ||
| /* Test methods | ||
| /******************************************************** | ||
| */ | ||
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| private final ObjectMapper MAPPER = new ObjectMapper() | ||
| // 26-Oct-2016, tatu: Make sure we'll report merge problems by default | ||
| .disable(MapperFeature.IGNORE_MERGE_FOR_UNMERGEABLE) | ||
| ; | ||
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| public void testObjectArrayMerging() throws Exception | ||
| { | ||
| MergedX<Object[]> input = new MergedX<Object[]>(new Object[] { | ||
| "foo" | ||
| }); | ||
| final JavaType type = MAPPER.getTypeFactory().constructType(new TypeReference<MergedX<Object[]>>() {}); | ||
| MergedX<Object[]> result = MAPPER.readerFor(type) | ||
| .withValueToUpdate(input) | ||
| .readValue(aposToQuotes("{'value':['bar']}")); | ||
| assertSame(input, result); | ||
| assertEquals(2, result.value.length); | ||
| assertEquals("foo", result.value[0]); | ||
| assertEquals("bar", result.value[1]); | ||
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| // and with one trick | ||
| result = MAPPER.readerFor(type) | ||
| .with(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY) | ||
| .withValueToUpdate(input) | ||
| .readValue(aposToQuotes("{'value':'zap'}")); | ||
| assertSame(input, result); | ||
| assertEquals(3, result.value.length); | ||
| assertEquals("foo", result.value[0]); | ||
| assertEquals("bar", result.value[1]); | ||
| assertEquals("zap", result.value[2]); | ||
| } | ||
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| public void testStringArrayMerging() throws Exception | ||
| { | ||
| MergedX<String[]> input = new MergedX<String[]>(new String[] { "foo" }); | ||
| MergedX<String[]> result = MAPPER | ||
| .readerFor(new TypeReference<MergedX<String[]>>() {}) | ||
| .withValueToUpdate(input) | ||
| .readValue(aposToQuotes("{'value':['bar']}")); | ||
| assertSame(input, result); | ||
| assertEquals(2, result.value.length); | ||
| assertEquals("foo", result.value[0]); | ||
| assertEquals("bar", result.value[1]); | ||
| } | ||
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| public void testBooleanArrayMerging() throws Exception | ||
| { | ||
| MergedX<boolean[]> input = new MergedX<boolean[]>(new boolean[] { true, false }); | ||
| MergedX<boolean[]> result = MAPPER | ||
| .readerFor(new TypeReference<MergedX<boolean[]>>() {}) | ||
| .withValueToUpdate(input) | ||
| .readValue(aposToQuotes("{'value':[true]}")); | ||
| assertSame(input, result); | ||
| assertEquals(3, result.value.length); | ||
| Assert.assertArrayEquals(new boolean[] { true, false, true }, result.value); | ||
| } | ||
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| public void testByteArrayMerging() throws Exception | ||
| { | ||
| MergedX<byte[]> input = new MergedX<byte[]>(new byte[] { 1, 2 }); | ||
| MergedX<byte[]> result = MAPPER | ||
| .readerFor(new TypeReference<MergedX<byte[]>>() {}) | ||
| .withValueToUpdate(input) | ||
| .readValue(aposToQuotes("{'value':[4, 6.0, null]}")); | ||
| assertSame(input, result); | ||
| assertEquals(5, result.value.length); | ||
| Assert.assertArrayEquals(new byte[] { 1, 2, 4, 6, 0 }, result.value); | ||
| } | ||
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| public void testShortArrayMerging() throws Exception | ||
| { | ||
| MergedX<short[]> input = new MergedX<short[]>(new short[] { 1, 2 }); | ||
| MergedX<short[]> result = MAPPER | ||
| .readerFor(new TypeReference<MergedX<short[]>>() {}) | ||
| .withValueToUpdate(input) | ||
| .readValue(aposToQuotes("{'value':[4, 6]}")); | ||
| assertSame(input, result); | ||
| assertEquals(4, result.value.length); | ||
| Assert.assertArrayEquals(new short[] { 1, 2, 4, 6 }, result.value); | ||
| } | ||
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| public void testCharArrayMerging() throws Exception | ||
| { | ||
| MergedX<char[]> input = new MergedX<char[]>(new char[] { 'a', 'b' }); | ||
| MergedX<char[]> result = MAPPER | ||
| .readerFor(new TypeReference<MergedX<char[]>>() {}) | ||
| .withValueToUpdate(input) | ||
| .readValue(aposToQuotes("{'value':['c']}")); | ||
| assertSame(input, result); | ||
| Assert.assertArrayEquals(new char[] { 'a', 'b', 'c' }, result.value); | ||
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| // also some variation | ||
| input = new MergedX<char[]>(new char[] { }); | ||
| result = MAPPER | ||
| .readerFor(new TypeReference<MergedX<char[]>>() {}) | ||
| .withValueToUpdate(input) | ||
| .readValue(aposToQuotes("{'value':['c']}")); | ||
| assertSame(input, result); | ||
| Assert.assertArrayEquals(new char[] { 'c' }, result.value); | ||
| } | ||
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| public void testIntArrayMerging() throws Exception | ||
| { | ||
| MergedX<int[]> input = new MergedX<int[]>(new int[] { 1, 2 }); | ||
| MergedX<int[]> result = MAPPER | ||
| .readerFor(new TypeReference<MergedX<int[]>>() {}) | ||
| .withValueToUpdate(input) | ||
| .readValue(aposToQuotes("{'value':[4, 6]}")); | ||
| assertSame(input, result); | ||
| assertEquals(4, result.value.length); | ||
| Assert.assertArrayEquals(new int[] { 1, 2, 4, 6 }, result.value); | ||
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| // also some variation | ||
| input = new MergedX<int[]>(new int[] { 3, 4, 6 }); | ||
| result = MAPPER | ||
| .readerFor(new TypeReference<MergedX<int[]>>() {}) | ||
| .withValueToUpdate(input) | ||
| .readValue(aposToQuotes("{'value':[ ]}")); | ||
| assertSame(input, result); | ||
| Assert.assertArrayEquals(new int[] { 3, 4, 6 }, result.value); | ||
| } | ||
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| public void testLongArrayMerging() throws Exception | ||
| { | ||
| MergedX<long[]> input = new MergedX<long[]>(new long[] { 1, 2 }); | ||
| MergedX<long[]> result = MAPPER | ||
| .readerFor(new TypeReference<MergedX<long[]>>() {}) | ||
| .withValueToUpdate(input) | ||
| .readValue(aposToQuotes("{'value':[4, 6]}")); | ||
| assertSame(input, result); | ||
| assertEquals(4, result.value.length); | ||
| Assert.assertArrayEquals(new long[] { 1, 2, 4, 6 }, result.value); | ||
| } | ||
| } |
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