Merge pull request #86 from justinhrobbins/feature_80

#80

FlashCards_Service/src/test/java/org/robbins/flashcards/service/util/DtoUtilUT.java

@@ -0,0 +1,56 @@
+package org.robbins.flashcards.service.util;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.core.IsNull.nullValue;
+import static org.junit.Assert.assertThat;
+
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+import org.robbins.flashcards.dto.TagDto;
+import org.robbins.flashcards.exceptions.ServiceException;
+import org.robbins.tests.BaseMockingTest;
+import org.robbins.tests.UnitTest;
+
+
+@Category(UnitTest.class)
+public class DtoUtilUT extends BaseMockingTest {
+
+	@Test
+	public void filterFields() throws ServiceException {
+		String NAME = "TEST_NAME";
+		TagDto tagDto = new TagDto();
+		tagDto.setName(NAME);
+		Set<String> fields = new HashSet<String>(Arrays.asList("name"));
+
+		DtoUtil.filterFields(tagDto, fields);
+
+		assertThat(tagDto.getName(), is(NAME));
+	}
+
+	@Test
+	public void filterFields_WithFields() throws ServiceException {
+		String NAME = "TEST_NAME";
+		TagDto tagDto = new TagDto(1L);
+		tagDto.setName(NAME);
+		Set<String> fields = new HashSet<String>(Arrays.asList("id"));
+
+		DtoUtil.filterFields(tagDto, fields);
+
+		assertThat(tagDto.getName(), is(nullValue()));
+	}
+
+	@Test
+	public void filterFields_WithNullFields() throws ServiceException {
+		String NAME = "TEST_NAME";
+		TagDto tagDto = new TagDto();
+		tagDto.setName(NAME);
+
+		DtoUtil.filterFields(tagDto, null);
+
+		assertThat(tagDto.getName(), is(NAME));
+	}
+}