package org.nutz.lang;
import static org.junit.Assert.*;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.Calendar;
import java.util.List;
import java.util.Map;
import org.junit.Test;
import org.nutz.NutzEnum;
import org.nutz.dao.DB;
import org.nutz.dao.entity.annotation.Id;
import org.nutz.dao.entity.annotation.Name;
import org.nutz.dao.test.meta.Pet;
import org.nutz.lang.born.Borning;
import org.nutz.lang.meta.Email;
import org.nutz.lang.meta.Issue392Bean;
import org.nutz.lang.reflect.ObjA;
import org.nutz.lang.util.Callback;
import org.nutz.lang.util.Callback3;
public class MirrorTest {
public static class MTGSF {
public static final int F_AGE = 9;
public static final String F_NAME = "ABC";
public static int X;
public static String Y;
public static int Z;
String m_a;
String m_b;
}
@Test
public void test_getFields() {
Field[] fs = Mirror.me(MTGSF.class).getFields();
assertEquals(2, fs.length);
for (Field f : fs)
assertTrue(f.getName().startsWith("m_"));
fs = Mirror.me(MTGSF.class).getStaticField(true);
assertEquals(3, fs.length);
for (Field f : fs) {
assertFalse(f.getName().startsWith("m_"));
assertFalse(f.getName().startsWith("F_"));
}
fs = Mirror.me(MTGSF.class).getStaticField(false);
assertEquals(5, fs.length);
for (Field f : fs) {
assertFalse(f.getName().startsWith("m_"));
}
}
public static class TDMFGADM {
public String toString() {
return super.toString();
}
public Object get() {
return "";
}
}
public static class TDMFGADMII extends TDMFGADM {
public String toString() {
return super.toString();
}
@Override
public String get() {
return super.get().toString();
}
}
@Test
public void test_duplicate_method_for_getAllDeclareMethods() {
Method[] ms = Mirror.me(TDMFGADMII.class).getAllDeclaredMethodsWithoutTop();
assertEquals(2, ms.length);
}
abstract class A<T> {}
abstract class B<X, Y> {}
@Test
public void testOneParam() {
A<String> a = new A<String>() {};
assertEquals(String.class, Mirror.getTypeParams(a.getClass())[0]);
}
@Test
public void test_invoke_map() {
Map<?, ?> map = Lang.map("{x:10,y:50,txt:'Hello'}");
Integer v = (Integer) Mirror.me(map).invoke(map, "get", "x");
assertEquals(10, v.intValue());
}
@Test
public void testTwoParam() {
B<Integer, String> b = new B<Integer, String>() {};
assertEquals(Integer.class, Mirror.getTypeParams(b.getClass())[0]);
assertEquals(String.class, Mirror.getTypeParams(b.getClass())[1]);
}
@Test
public void testWrapper() {
assertTrue(Mirror.me(Integer.class).isWrapperOf(int.class));
assertFalse(Mirror.me(Integer.class).isWrapperOf(float.class));
assertTrue(Mirror.me(Float.class).isWrapperOf(float.class));
}
@Test
public void testCanCastToDirectly() {
assertTrue(Mirror.me(Integer.class).canCastToDirectly(int.class));
assertTrue(Mirror.me(int.class).canCastToDirectly(Integer.class));
assertTrue(Mirror.me(String.class).canCastToDirectly(CharSequence.class));
assertTrue(Mirror.me(String.class).canCastToDirectly(String.class));
assertTrue(Mirror.me(Boolean.class).canCastToDirectly(boolean.class));
assertTrue(Mirror.me(boolean.class).canCastToDirectly(Boolean.class));
assertTrue(Mirror.me(int.class).canCastToDirectly(short.class));
assertFalse(Mirror.me(int.class).canCastToDirectly(Short.class));
assertFalse(Mirror.me(CharSequence.class).canCastToDirectly(String.class));
assertFalse(Mirror.me(String.class).canCastToDirectly(StringBuilder.class));
assertFalse(Mirror.me(String.class).canCastToDirectly(StringBuilder.class));
assertFalse(Mirror.me(boolean.class).canCastToDirectly(float.class));
assertFalse(Mirror.me(boolean.class).canCastToDirectly(short.class));
assertTrue(Mirror.me(Character.class).canCastToDirectly(char.class));
assertTrue(Mirror.me(Character.class).canCastToDirectly(Character.class));
assertTrue(Mirror.me(char.class).canCastToDirectly(Character.class));
}
@Test
public void testGetWrpperClass() {
assertEquals(Boolean.class, Mirror.me(Boolean.class).getWrapperClass());
assertEquals(Boolean.class, Mirror.me(boolean.class).getWrapperClass());
assertEquals(Integer.class, Mirror.me(Integer.class).getWrapperClass());
assertEquals(Integer.class, Mirror.me(int.class).getWrapperClass());
assertEquals(Float.class, Mirror.me(Float.class).getWrapperClass());
assertEquals(Float.class, Mirror.me(float.class).getWrapperClass());
assertEquals(Long.class, Mirror.me(Long.class).getWrapperClass());
assertEquals(Long.class, Mirror.me(long.class).getWrapperClass());
assertEquals(Double.class, Mirror.me(Double.class).getWrapperClass());
assertEquals(Double.class, Mirror.me(double.class).getWrapperClass());
assertEquals(Byte.class, Mirror.me(Byte.class).getWrapperClass());
assertEquals(Byte.class, Mirror.me(byte.class).getWrapperClass());
assertEquals(Short.class, Mirror.me(Short.class).getWrapperClass());
assertEquals(Short.class, Mirror.me(short.class).getWrapperClass());
assertEquals(Character.class, Mirror.me(Character.class).getWrapperClass());
assertEquals(Character.class, Mirror.me(char.class).getWrapperClass());
}
@Test
public void testExtractBoolean() {
assertEquals(Boolean.class, Mirror.me(boolean.class).extractTypes()[0]);
}
@Test
public void testExtractEnum() {
assertEquals(NutzEnum.class, Mirror.me(NutzEnum.Dao.getClass()).extractTypes()[0]);
assertEquals(Enum.class, Mirror.me(NutzEnum.Dao.getClass()).extractTypes()[1]);
}
@Test
public void testExtractChar() {
Class<?>[] types = Mirror.me(char.class).extractTypes();
assertEquals(2, types.length);
assertEquals(Character.class, types[0]);
}
@Test
public void testExtractInt() {
Class<?>[] types = Mirror.me(int.class).extractTypes();
assertEquals(3, types.length);
assertEquals(Integer.class, types[0]);
assertEquals(Number.class, types[1]);
}
@Test
public void testExtractString() {
Class<?>[] types = Mirror.me(String.class).extractTypes();
assertEquals(3, types.length);
assertEquals(String.class, types[0]);
assertEquals(CharSequence.class, types[1]);
}
public static class F {
@Id
String id;
}
public static class SubF extends F {
@Name
String id;
}
public static class FF {
public FF(String myId) {
fid = myId;
}
public FF(F f, String myId) {
fid = f.id + myId;
}
String fid;
}
@Test
public void test_get_fields() {
Field[] fields = Mirror.me(SubF.class).getFields();
assertEquals(1, fields.length);
assertNotNull(fields[0].getAnnotation(Name.class));
}
@Test
public void testBorn_innerClassNested() {
F f = new F();
f.id = "haha";
FF ff = Mirror.me(FF.class).born(f, "!!!");
assertEquals("haha!!!", ff.fid);
}
@Test
public void testBorn_innerClassDefaultNested() {
FF ff = Mirror.me(FF.class).born("!!!");
assertEquals("!!!", ff.fid);
}
public static class DS {
public DS(int id, String... values) {
this.id = id;
this.values = values;
}
private int id;
private String[] values;
}
@Test
public void testBornByStaticDynamiceArgs() {
DS ds = Mirror.me(DS.class).born(23, new String[]{"TT", "FF"});
assertEquals(23, ds.id);
assertEquals("FF", ds.values[1]);
}
@Test
public void testBornByStaticNullDynamiceArgs() {
DS ds = Mirror.me(DS.class).born(23);
assertEquals(23, ds.id);
assertEquals(0, ds.values.length);
}
public static class DD {
public DD(int id, String... values) {
this.id = id;
this.values = values;
}
private int id;
private String[] values;
}
@Test
public void testBornByInnerDynamiceArgs() {
DD ds = Mirror.me(DD.class).born(23, new String[]{"TT", "FF"});
assertEquals(23, ds.id);
assertEquals("FF", ds.values[1]);
}
@Test
public void testBornByInnerNullDynamiceArgs() {
DD ds = Mirror.me(DD.class).born(23);
assertEquals(23, ds.id);
assertEquals(0, ds.values.length);
}
@Test
public void testBornByInnerOuterDynamiceArgs() {
DD ds = Mirror.me(DD.class).born(23);
assertEquals(23, ds.id);
assertEquals(0, ds.values.length);
}
@Test
public void testBornByParent() {
NullPointerException e = new NullPointerException();
RuntimeException e2 = Mirror.me(RuntimeException.class).born(e);
assertTrue(e2.getCause() == e);
}
@Test
public void testBornByStatic() {
Calendar c = Mirror.me(Calendar.class).born();
assertNotNull(c);
Integer ii = Mirror.me(Integer.class).born(34);
assertTrue(34 == ii);
}
public static class DDD {
public String[] args;
public String[] x_args;
public DDD(String... args) {
this.args = args;
}
public void x(String... args) {
this.x_args = args;
}
}
@Test
public void testBornByDynamicArgs() throws Exception {
DDD d = Mirror.me(DDD.class).born((Object) Lang.array("abc", "bcd"));
assertEquals(2, d.args.length);
assertEquals("abc", d.args[0]);
assertEquals("bcd", d.args[1]);
}
@Test
public void testInvokeByDynamicArgs() throws Exception {
DDD d = Mirror.me(DDD.class).born((Object) Lang.array("abc", "bcd"));
Mirror.me(DDD.class).invoke(d, "x", (Object[]) Lang.array("F", "Z"));
assertEquals(2, d.x_args.length);
assertEquals("F", d.x_args[0]);
assertEquals("Z", d.x_args[1]);
}
@Test
public void testBornByDynamicArgsNull() throws Exception {
DDD d = Mirror.me(DDD.class).born();
assertEquals(0, d.args.length);
}
@Test
public void testBornByDynamicArgsObjectArray() throws Exception {
Object[] args = new Object[2];
args[0] = "A";
args[1] = "B";
DDD d = Mirror.me(DDD.class).born(args);
assertEquals(2, d.args.length);
assertEquals("A", d.args[0]);
assertEquals("B", d.args[1]);
d = Mirror.me(DDD.class).born("A", "B");
assertEquals(2, d.args.length);
assertEquals("A", d.args[0]);
assertEquals("B", d.args[1]);
}
@Test
public void testBornEmail() {
Email email = Mirror.me(Email.class).born("a@b.com");
assertEquals("a", email.getAccount());
assertEquals("b.com", email.getHost());
email = Mirror.me(Email.class).born();
email.setAccount("a");
email.setHost("b.com");
assertEquals("a", email.getAccount());
assertEquals("b.com", email.getHost());
}
public static int testStaticMethod(long l) {
return (int) (l * 10);
}
@Test
public void testInvokeStatic() {
int re = (Integer) Mirror.me(this.getClass()).invoke(null, "testStaticMethod", 45L);
assertEquals(450, re);
}
public boolean testMethod(String s) {
return Boolean.valueOf(s);
}
@Test
public void testInvoke() {
boolean re = (Boolean) Mirror.me(this.getClass()).invoke(this, "testMethod", "true");
assertTrue(re);
}
public static int invokeByInt(int abc) {
return abc * 10;
}
@Test
public void testInvokeByWrapper() {
int re = (Integer) Mirror.me(this.getClass()).invoke(this, "invokeByInt", 23);
assertEquals(230, re);
}
public static class SV {
private int id;
private char cc;
private Boolean ok;
private Character cobj;
private Integer intobj;
}
@Test
public void test_setValue() {
SV sv = new SV();
Mirror.me(SV.class).setValue(sv, "id", 200);
Mirror.me(SV.class).setValue(sv, "cc", 'T');
assertEquals(200, sv.id);
assertEquals('T', sv.cc);
Mirror.me(SV.class).setValue(sv, "id", null);
Mirror.me(SV.class).setValue(sv, "cc", null);
assertEquals(0, sv.id);
assertEquals(0, (int) sv.cc);
ClassC c = new ClassC();
Mirror.me(ClassC.class).setValue(c, "id", 1);
assertEquals(1, c.getId());
}
public static class ClassC {
private int x;
public void setId(int id) {
this.x = id;
}
public int getId() {
return x;
}
}
@Test
public void test_setValue_Boolean_and_Character() {
SV sv = new SV();
sv.ok = true;
sv.cobj = Character.valueOf('F');
sv.intobj = 30;
Mirror.me(SV.class).setValue(sv, "ok", null);
Mirror.me(SV.class).setValue(sv, "cobj", null);
Mirror.me(SV.class).setValue(sv, "intobj", null);
assertNull(sv.ok);
assertNull(sv.cobj);
assertNull(sv.intobj);
}
@Test(expected = RuntimeException.class)
public void set_null_value_by_invoking() {
ObjA base = new ObjA("abc");
Mirror<ObjA> mirror = Mirror.me(ObjA.class);
mirror.invoke(base, "setName", (Object) null);
assertNull(base.getName());
base.setName("FYZ");
mirror.invoke(base, "setName", (Object[]) null);
}
class Abcc {
Map<String, Mirror<?>> map;
List<Abcc> list;
String name;
Map<?, String> map2;
List<?> list2;
}
@Test
public void test_getGenericTypes() throws Exception {
Field f = Abcc.class.getDeclaredField("map");
Class<?>[] types = Mirror.getGenericTypes(f);
assertEquals(2, types.length);
assertEquals(String.class, types[0]);
assertEquals(Mirror.class, types[1]);
f = Abcc.class.getDeclaredField("map2");
types = Mirror.getGenericTypes(f);
assertEquals(2, types.length);
assertEquals(Object.class, types[0]);
assertEquals(String.class, types[1]);
f = Abcc.class.getDeclaredField("list");
types = Mirror.getGenericTypes(f);
assertEquals(1, types.length);
assertEquals(Abcc.class, types[0]);
f = Abcc.class.getDeclaredField("list2");
types = Mirror.getGenericTypes(f);
assertEquals(1, types.length);
assertEquals(Object.class, types[0]);
f = Abcc.class.getDeclaredField("name");
types = Mirror.getGenericTypes(f);
assertEquals(0, types.length);
}
public static class TBOC {
DB db;
public TBOC(DB db) {
this.db = db;
}
}
@Test
public void test_borning_of_constractor() {
Borning<TBOC> b = Mirror.me(TBOC.class).getBorning("H2");
TBOC tb = b.born(Lang.array("H2"));
assertEquals(DB.H2, tb.db);
}
public static class TBOM {
DB db;
public static TBOM create(DB db) {
TBOM re = new TBOM();
re.db = db;
return re;
}
}
@Test
public void test_borning_of_method() {
Borning<TBOM> b = Mirror.me(TBOM.class).getBorning("H2");
TBOM tb = b.born(Lang.array("H2"));
assertEquals(DB.H2, tb.db);
}
@Test
public void test_packageClass() {
PClass p = new PClass();
Mirror<PClass> mirror = Mirror.me(p);
mirror.setValue(p, "longField", null);
mirror.setValue(p, "doubleField", null);
mirror.setValue(p, "floatField", null);
mirror.setValue(p, "integerField", null);
mirror.setValue(p, "shortField", null);
mirror.setValue(p, "byteField", null);
mirror.setValue(p, "characterField", null);
mirror.setValue(p, "booleanField", null);
mirror.setValue(p, "bigDecimal", null);
mirror.setValue(p, "bigInteger", null);
mirror.setValue(p, "longField2", null);
mirror.setValue(p, "doubleField2", null);
mirror.setValue(p, "floatField2", null);
mirror.setValue(p, "integerField2", null);
mirror.setValue(p, "shortField2", null);
mirror.setValue(p, "byteField2", null);
mirror.setValue(p, "characterField2", null);
mirror.setValue(p, "booleanField2", null);
}
public static class PClass {
public Long longField;
public Double doubleField;
public Float floatField;
public Integer integerField;
public Short shortField;
public Byte byteField;
public Character characterField;
public Boolean booleanField;
public BigDecimal bigDecimal;
public BigInteger bigInteger;
public long longField2;
public double doubleField2;
public float floatField2;
public int integerField2;
public short shortField2;
public byte byteField2;
public char characterField2;
public boolean booleanField2;
}
@Test
public void test_evalGetterSetter() throws NoSuchMethodException {
Mirror<Pet> mirror = Mirror.me(Pet.class);
Mirror.evalGetterSetter(mirror.getGetter("name"), new Callback3<String, Method, Method>() {
public void invoke(String field, Method getter, Method setter) {
assertNotNull(getter);
assertNotNull(setter);
assertNotNull(field);
}
}, new Callback<Method>() {
public void invoke(Method obj) {}
});
}
@Test
public void testIssue309(){
assertEquals("jk", Mirror.me(String.class).invoke(String.class, "valueOf", "jk"));
}
@Test
public void testIssue392() {
assertEquals(0, Mirror.me(Issue392Bean.class).born(new byte[]{}).getLen());
assertEquals(6, Mirror.me(Issue392Bean.class).born(new byte[]{1,2,3,4,5,6}).getLen());
}
}