LoginPresenterTest.java

package com.chriszou.auttutorial.test.dagger2;

import com.chriszou.auttutorial.BuildConfig;
import com.chriszou.auttutorial.dagger2.LoginPresenter;
import com.chriszou.auttutorial.dagger2.UserManager;
import com.chriszou.auttutorial.mockito.PasswordValidator;
import com.chriszou.auttutorial.test.groupshare.JSpec;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.robolectric.RobolectricGradleTestRunner;
import org.robolectric.annotation.Config;

import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;

/**
 * Created by xiaochuang on 5/15/16.
 */
@RunWith(RobolectricGradleTestRunner.class)
@Config(constants = BuildConfig.class, sdk = 21)
public class LoginPresenterTest {

//    @Test
//    public void testLogin_daggerVersion() throws Exception {
//        TestUtils.setupDagger();
//        UserManager mockUserManager = mock(UserManager.class);
//        Mockito.when(TestUtils.appModule.provideUserManager(any(SharedPreferences.class), any(UserApiService.class))).thenReturn(mockUserManager);
//
//        LoginPresenter presenter = ComponentHolder.getAppComponent().loginPresenter();
//        presenter.login("xiaochuang", "xiaochuang is handsome");
//
//        verify(mockUserManager).performLogin("xiaochuang", "xiaochuang is handsome");
//    }

    @Test
    @JSpec(desc = "should fail for mock is not used")
    public void testLogin() {
        UserManager mockUserManager = mock(UserManager.class);
        LoginPresenter presenter = new LoginPresenter(mockUserManager, new PasswordValidator());//因为这里我们不verify PasswordValidator，所以不需要mock这个。

        presenter.login("xiaochuang", "xiaochuang is handsome");

        verify(mockUserManager).performLogin("xiaochuang", "xiaochuang is handsome");
    }
}