add test for WorkspaceUsersPresenter

server/zanata-war/src/test/java/org/zanata/webtrans/client/presenter/WorkspaceUsersPresenterTest.java

@@ -0,0 +1,73 @@
+package org.zanata.webtrans.client.presenter;
+
+import static org.easymock.EasyMock.createMock;
+import static org.easymock.EasyMock.expectLastCall;
+import static org.easymock.EasyMock.replay;
+import static org.easymock.EasyMock.reset;
+import static org.easymock.EasyMock.verify;
+
+import java.util.ArrayList;
+
+import net.customware.gwt.presenter.client.EventBus;
+
+import org.testng.annotations.BeforeMethod;
+import org.testng.annotations.Test;
+import org.zanata.webtrans.client.presenter.WorkspaceUsersPresenter.Display;
+import org.zanata.webtrans.shared.model.Person;
+import org.zanata.webtrans.shared.model.PersonId;
+
+
+@Test(groups = { "unit-tests" })
+public class WorkspaceUsersPresenterTest
+{
+   // object under test
+   WorkspaceUsersPresenter workspaceUsersPresenter;
+
+   //injected mocks
+   Display mockDisplay = createMock(Display.class);
+   EventBus mockEventBus = createMock(EventBus.class);
+
+   @BeforeMethod
+   public void resetMocks()
+   {
+      reset(mockDisplay, mockEventBus);
+      workspaceUsersPresenter = new WorkspaceUsersPresenter(mockDisplay, mockEventBus);
+   }
+
+   public void setEmptyUserList()
+   {
+      mockDisplay.clearUserList();
+      expectLastCall().once();
+
+      replay(mockDisplay, mockEventBus);
+
+      workspaceUsersPresenter.bind();
+      workspaceUsersPresenter.setUserList(new ArrayList<Person>());
+
+      verify(mockDisplay, mockEventBus);
+   }
+
+   public void setNonEmptyUserList()
+   {
+      mockDisplay.clearUserList();
+      expectLastCall().once();
+      mockDisplay.addUser("John Smith");
+      expectLastCall().once();
+      mockDisplay.addUser("Smith John");
+      expectLastCall().once();
+      mockDisplay.addUser("Smohn Jith");
+      expectLastCall().once();
+
+      replay(mockDisplay, mockEventBus);
+
+      workspaceUsersPresenter.bind();
+
+      ArrayList<Person> people = new ArrayList<Person>();
+      people.add(new Person(new PersonId("person1"), "John Smith"));
+      people.add(new Person(new PersonId("person2"), "Smith John"));
+      people.add(new Person(new PersonId("person3"), "Smohn Jith"));
+      workspaceUsersPresenter.setUserList(people);
+
+      verify(mockDisplay, mockEventBus);
+   }
+}