Java PowerMockito static方法/new对象/public方法/private方法/public属性/private属性

1 变量Mock
- 1.1 公有变量
- 1.2 私有变量
- 1.3 公有静态变量
- 1.4 私有静态变量
2 方法Mock
- 2.1 共有方法
- 2.2 私有方法
- 2.3 共有静态方法
- 2.4 共有最终方法
3 new对象Mock
- 3.1 共有方法

1 变量Mock

package com.xu.test.service.impl;import com.xu.test.entity.Student;public class FiledValue {/*** 公有成员变量*/public Student publicValue = new Student();/*** 私有成员变量*/private Student privateValue = new Student();/*** 公有静态成员变量*/public static Student publicStaticValue = new Student();/*** 私有静态成员变量*/private static Student privateStaticValue = new Student();public void toStr(Student student) {System.out.println(student.toString());System.out.println(publicValue.toString());System.out.println(privateValue.toString());System.out.println(publicStaticValue.toString());System.out.println(privateStaticValue.toString());}}

1.1 公有变量

package com.xu.test;import com.xu.test.entity.Student;
import com.xu.test.service.impl.FiledValue;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.powermock.reflect.Whitebox;
import org.powermock.reflect.internal.WhiteboxImpl;import java.lang.reflect.Field;@RunWith(PowerMockRunner.class)
@PrepareForTest({FiledValue.class})
public class FieldValueTest {@Testpublic void publicValue() throws Exception {// 创建要测试的对象FiledValue impl = PowerMockito.spy(new FiledValue());// 设置值impl.publicValue = new Student(1);// 方法调用impl.toStr(impl.publicValue);WhiteboxImpl.invokeMethod(impl, "toStr", impl.publicValue);}}

1.2 私有变量

package com.xu.test;import com.xu.test.entity.Student;
import com.xu.test.service.impl.FiledValue;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.powermock.reflect.Whitebox;
import org.powermock.reflect.internal.WhiteboxImpl;import java.lang.reflect.Field;@RunWith(PowerMockRunner.class)
@PrepareForTest({FiledValue.class})
public class FieldValueTest {@Testpublic void privateValue() throws Exception {// 模拟值Student student = new Student(1);// 创建要测试的对象FiledValue impl = PowerMockito.spy(new FiledValue());impl.publicValue = student;// 方法一Field field = FiledValue.class.getDeclaredField("privateValue");field.setAccessible(true);field.set(impl, student);// 方法二Whitebox.setInternalState(impl, "privateValue", student);// 方法调用impl.toStr(impl.publicValue);WhiteboxImpl.invokeMethod(impl, "toStr", impl.publicValue);}}

1.3 公有静态变量

package com.xu.test;import com.xu.test.entity.Student;
import com.xu.test.service.impl.FiledValue;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.powermock.reflect.Whitebox;
import org.powermock.reflect.internal.WhiteboxImpl;import java.lang.reflect.Field;@RunWith(PowerMockRunner.class)
@PrepareForTest({FiledValue.class})
public class FieldValueTest {@Testpublic void publicStaticValue() throws Exception {// 模拟值Student student = new Student(1);// 创建要测试的对象FiledValue impl = PowerMockito.spy(new FiledValue());// 设置值impl.publicValue = student;FiledValue.publicStaticValue = student;// 方法调用impl.toStr(impl.publicValue);WhiteboxImpl.invokeMethod(impl, "toStr", impl.publicValue);}}

1.4 私有静态变量

package com.xu.test;import com.xu.test.entity.Student;
import com.xu.test.service.impl.FiledValue;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.powermock.reflect.Whitebox;
import org.powermock.reflect.internal.WhiteboxImpl;import java.lang.reflect.Field;@RunWith(PowerMockRunner.class)
@PrepareForTest({FiledValue.class})
public class FieldValueTest {@Testpublic void privateStaticValue() throws Exception {// 模拟值Student student = new Student(1);// 创建要测试的对象FiledValue impl = PowerMockito.spy(new FiledValue());// 设置值impl.publicValue = student;Field field = FiledValue.class.getDeclaredField("privateStaticValue");field.setAccessible(true);field.set(impl, student);// 方法调用impl.toStr(impl.publicValue);WhiteboxImpl.invokeMethod(impl, "toStr", impl.publicValue);}}

2 方法Mock

package com.xu.test.service.impl;public class MethodValue {public String publicMethod(String str) {return "Public" + str;}private String privateMethod(String str) {return "Private" + str;}public static String publicStaticMethod(String str) {return "Private" + str;}public final String publicFinalMethod(String str) {return "Final" + str;}}

2.1 共有方法

package com.xu.test;import com.xu.test.service.impl.MethodValue;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mockito;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.powermock.reflect.Whitebox;@RunWith(PowerMockRunner.class)
@PrepareForTest({MethodValue.class})
public class MethodValueTest {@Testpublic void publicMethod() throws Exception {// 创建要测试的对象MethodValue impl = PowerMockito.spy(new MethodValue());// 模拟私有方法的返回值PowerMockito.when(impl.publicMethod(Mockito.anyString())).thenReturn("-Public-");// 调用要测试的方法String str = impl.publicMethod("Test");// 验证结果Assert.assertEquals(str, "-Public-");}}

2.2 私有方法

package com.xu.test;import com.xu.test.service.impl.MethodValue;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mockito;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.powermock.reflect.Whitebox;@RunWith(PowerMockRunner.class)
@PrepareForTest({MethodValue.class})
public class MethodValueTest {@Testpublic void privateMethod() throws Exception {// 创建要测试的对象MethodValue impl = PowerMockito.spy(new MethodValue());// 模拟私有方法的返回值PowerMockito.when(Whitebox.invokeMethod(impl, "privateMethod", "Test")).thenReturn("MockedTest");// 调用要测试的方法String str = Whitebox.invokeMethod(impl, "privateMethod", "Test");// 验证结果Assert.assertEquals("MockedTest", str);}}

2.3 共有静态方法

package com.xu.test;import com.xu.test.service.impl.MethodValue;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mockito;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.powermock.reflect.Whitebox;@RunWith(PowerMockRunner.class)
@PrepareForTest({MethodValue.class})
public class MethodValueTest {@Testpublic void publicStaticMethod() {// 模拟静态方法的返回值PowerMockito.mockStatic(MethodValue.class);PowerMockito.when(MethodValue.publicStaticMethod("Test")).thenReturn("MockedTest");// 调用静态方法String str = MethodValue.publicStaticMethod("Test");// 验证结果Assert.assertEquals("MockedTest", str);}}

2.4 共有最终方法

package com.xu.test;import com.xu.test.service.impl.MethodValue;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mockito;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.powermock.reflect.Whitebox;@RunWith(PowerMockRunner.class)
@PrepareForTest({MethodValue.class})
public class MethodValueTest {@Testpublic void publicFinalMethod() {// 创建要测试的对象MethodValue impl = PowerMockito.spy(new MethodValue());// 模拟 final 方法的返回值PowerMockito.when(impl.publicFinalMethod("Test")).thenReturn("MockedTest");// 调用 final 方法String str = impl.publicFinalMethod("Test");// 验证结果Assert.assertEquals("MockedTest", str);}}

3 new对象Mock

package com.xu.test.service.impl;import com.xu.test.entity.Student;public class NewValue {public Student newPublic(Student student) {System.out.println(student.toString());return new Student(3);}}

3.1 共有方法

package com.xu.test;import com.xu.test.entity.Student;
import com.xu.test.service.impl.NewValue;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;@RunWith(PowerMockRunner.class)
@PrepareForTest({NewValue.class})
public class NewValueTest {@Testpublic void newPublic() throws Exception {// 模拟值Student student = new Student(5);// 创建要测试的对象NewValue impl = PowerMockito.spy(new NewValue());// 模拟私有方法的返回值PowerMockito.whenNew(Student.class).withArguments(3).thenReturn(student);// 调用要测试的方法// 调用要测试的方法Student result = impl.newPublic(new Student(1));// 验证结果Assert.assertEquals(result.getId(), 5);}}