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package com.jsoniter.output;
import com.jsoniter.spi.Config;
import com.jsoniter.spi.TypeLiteral;
import junit.framework.TestCase;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.*;
public class TestArray extends TestCase {
static {
// JsonStream.setMode(EncodingMode.DYNAMIC_MODE);
}
private ByteArrayOutputStream baos;
private JsonStream stream;
public void setUp() {
baos = new ByteArrayOutputStream();
stream = new JsonStream(baos, 4096);
}
public void test_gen_array() throws IOException {
stream.writeVal(new String[]{"hello", "world"});
stream.close();
assertEquals("['hello','world']".replace('\'', '"'), baos.toString());
}
public void test_collection() throws IOException {
ArrayList list = new ArrayList();
list.add("hello");
list.add("world");
stream.writeVal(new TypeLiteral<List<String>>() {
}, list);
stream.close();
assertEquals("['hello','world']".replace('\'', '"'), baos.toString());
}
public void test_collection_without_type() throws IOException {
ArrayList list = new ArrayList();
list.add("hello");
list.add("world");
stream.writeVal(list);
stream.close();
assertEquals("['hello','world']".replace('\'', '"'), baos.toString());
}
public void test_empty_array() throws IOException {
stream.writeVal(new String[0]);
stream.close();
assertEquals("[]".replace('\'', '"'), baos.toString());
}
public void test_null_array() throws IOException {
stream.writeVal(new TypeLiteral<String[]>() {
}, null);
stream.close();
assertEquals("null".replace('\'', '"'), baos.toString());
}
public void test_empty_collection() throws IOException {
stream.writeVal(new ArrayList());
stream.close();
assertEquals("[]".replace('\'', '"'), baos.toString());
}
public void test_null_collection() throws IOException {
stream.writeVal(new TypeLiteral<ArrayList>() {
}, null);
stream.close();
assertEquals("null".replace('\'', '"'), baos.toString());
}
public static class TestObject1 {
public List<String> field1;
}
public void test_list_of_objects() throws IOException {
TestObject1 obj = new TestObject1();
obj.field1 = Arrays.asList("a", "b");
stream.writeVal(new TypeLiteral<List<TestObject1>>() {
}, Arrays.asList(obj));
stream.close();
assertEquals("[{\"field1\":[\"a\",\"b\"]}]", baos.toString());
}
public void test_array_of_null() throws IOException {
stream.writeVal(new TestObject1[1]);
stream.close();
assertEquals("[null]", baos.toString());
}
public void test_list_of_null() throws IOException {
TestObject1 obj = new TestObject1();
obj.field1 = Arrays.asList("a", "b");
ArrayList<TestObject1> list = new ArrayList<TestObject1>();
list.add(null);
stream.writeVal(new TypeLiteral<List<TestObject1>>() {
}, list);
stream.close();
assertEquals("[null]", baos.toString());
}
public void test_hash_set() throws IOException {
assertEquals("[]", JsonStream.serialize(new HashSet<Integer>()));
HashSet<Integer> set = new HashSet<Integer>();
set.add(1);
assertEquals("[1]", JsonStream.serialize(set));
}
public void test_arrays_as_list() throws IOException {
assertEquals("[1,2,3]", JsonStream.serialize(Arrays.asList(1, 2, 3)));
}
public void test_default_empty_collection() throws IOException {
assertEquals("[]", JsonStream.serialize(Collections.emptySet()));
}
public void test_indention() {
Config cfg = new Config.Builder()
.encodingMode(EncodingMode.REFLECTION_MODE)
.indentionStep(2)
.build();
assertEquals("[\n" +
" 1,\n" +
" 2\n" +
"]", JsonStream.serialize(cfg, new int[]{1, 2}));
cfg = new Config.Builder()
.encodingMode(EncodingMode.DYNAMIC_MODE)
.indentionStep(2)
.build();
assertEquals("[\n" +
" 1,\n" +
" 2\n" +
"]", JsonStream.serialize(cfg, new int[]{1, 2}));
}
public void test_indention_with_empty_array() {
Config cfg = new Config.Builder()
.encodingMode(EncodingMode.REFLECTION_MODE)
.indentionStep(2)
.build();
assertEquals("[]", JsonStream.serialize(cfg, new int[]{}));
cfg = new Config.Builder()
.encodingMode(EncodingMode.DYNAMIC_MODE)
.indentionStep(2)
.build();
assertEquals("[]", JsonStream.serialize(cfg, new int[]{}));
}
}