[TDD] spring mvc file uplad 테스트

import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.fileUpload;
import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;

import java.io.File;
import java.io.FileInputStream;
import java.nio.charset.Charset;

import org.junit.runner.RunWith;
import org.junit.BeforeClass;
import org.junit.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.mock.web.MockMultipartFile;
import org.springframework.test.annotation.Rollback;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.context.web.WebAppConfiguration;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.setup.MockMvcBuilders;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.context.WebApplicationContext;

import com.fasterxml.jackson.databind.ObjectMapper;

@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = { "classpath:/test-app-context.xml",
		"classpath:/test-servlet-context.xml" })
@WebAppConfiguration
@Transactional
public abstract class GoodsControllerTest {
	@Autowired
	private WebApplicationContext context;

	private MockMvc mockMvc;
	ObjectMapper mapper = new ObjectMapper();

	@BeforeClass
	public void setUp() {
		// MockitoAnnotations.initMocks(this); // @RunWith(SpringJUnit4ClassRunner.class) 이것과 동일한 효과
		mockMvc = MockMvcBuilders.webAppContextSetup(context).build();
	}

	@Test
	@Rollback // @Commit
	public void importGoodsTest() throws Exception {
		
		String endpoint = "/goods/importGoods";
        File f = new File("D:\\project\\source\\goods.xlsx");
        System.out.println(f.isFile() + " - " + f.getName() + " - " + f.exists());
        FileInputStream fi1 = new FileInputStream(f);
        // *중요*
        MockMultipartFile multipartFile = new MockMultipartFile("file", f.getName(), "multipart/form-data", fi1);
		
		this.mockMvc.perform(fileUpload(endpoint)
		        .file(multipartFile))
		        .andExpect(status().isOk())
				.andDo(print());
	}
}