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+package ca.ualberta.cs.routinekeen;%0Aimport org.junit.Test;%0Aimport java.util.Date;%0Aimport static org.junit.Assert.*;%0A%0Apublic class HabitUserListTest %7B%0A  @Test%0A%0A  public void testHabitUserList() throws Exception %7B%0A    String testUniqueUserName = %22Test user name%22;%0A    User testUser = new User(testUniqueUserName);%0A    assertTrue(testUser.getUserName().equal(testUniqueUserName));%0A    %0A    UserList testUserList = new UserList();%0A    testUserList.add(testUser);%0A    assertTrue(testUserList.getUser(testUser).equal(testUser);%0A    %0A    testUserList.remove(testUser);%0A    assertEquals(testUserList.size(), 0)%0A  %0A  %7D%0A%0A%7D%0A

Create UserListTest.java