public void DisplayUserWallHasMessagesAndFollowersMessagesTest()
{
// act
string input = "Charlie";
var user = new User { UserId = Guid.NewGuid(), Username = input };
var userMessages = new List<Message>
{
new Message
{
Description = "I’m in New York today! Anyone wants to have a coffee?",
PostedDt = DateTime.UtcNow.AddSeconds(-15),
UserId = user.UserId
}
};
var child = new User { UserId = Guid.NewGuid(), Username = "******" };
var followers = new List<User> { child };
var followersMessages = new List<Message>
{
new Message
{
Description = "Good game though.",
PostedDt = DateTime.UtcNow.AddMinutes(-1),
UserId = child.UserId
},
new Message
{
Description = "Damn! We lost!",
PostedDt = DateTime.UtcNow.AddMinutes(-2),
UserId = child.UserId
}
};
var output = new StringBuilder();
output.AppendLine("Charlie - I’m in New York today! Anyone wants to have a coffee? (15 second(s) ago)");
output.AppendLine("Bob - Good game though. (1 minute(s) ago)");
output.AppendLine("Bob - Damn! We lost! (2 minute(s) ago)");
_userManagerMock.Setup(x => x.GetUserByUsername("Charlie", true)).Returns(user);
_messageManagerMock.Setup(x => x.GetMessages(user)).Returns(userMessages);
_userManagerMock.Setup(x => x.GetFollowers(user)).Returns(followers);
_messageManagerMock.Setup(x => x.GetMessages(child)).Returns(followersMessages);
_userManagerMock.Setup(x => x.GetUserByUserId(user.UserId, true)).Returns(user);
_userManagerMock.Setup(x => x.GetUserByUserId(child.UserId, true)).Returns(child);
var wall = new Wall(_userManagerMock.Object, _messageManagerMock.Object);
// actual
var actual = wall.Perform(input);
// assert
Assert.AreEqual(actual, output.ToString());
_userManagerMock.VerifyAll();
_messageManagerMock.VerifyAll();
}
public void FollowMultipleNewUserTest()
{
// act
string input = "Charlie follows Alice";
var parent = new User { Username = "******" };
var child = new User { Username = "******" };
_userManagerMock.Setup(x => x.GetUserByUsername(parent.Username, true)).Returns(parent);
_userManagerMock.Setup(x => x.GetUserByUsername(child.Username, true)).Returns(child);
_userManagerMock.Setup(x => x.CheckFollowerExists(parent, child));
_userManagerMock.Setup(x => x.FollowUser(parent, child));
var follow = new Follow(_userManagerMock.Object);
// actual
var actual = follow.Perform(input);
// assert
Assert.AreEqual(actual, string.Empty);
_userManagerMock.Verify(x => x.FollowUser(parent, child), Times.Once);
}
public void FollowAlreadyFollowedUserTest()
{
// act
string input = "Charlie follows Alice";
var parent = new User { Username = "******" };
var child = new User { Username = "******" };
var children = new List<User> { child };
_userManagerMock.Setup(x => x.GetUserByUsername(parent.Username, true)).Returns(parent);
_userManagerMock.Setup(x => x.GetUserByUsername(child.Username, true)).Returns(child);
_userManagerMock.Setup(x => x.CheckFollowerExists(parent, child)).Throws(new Exception("Alice already followed!"));
var follow = new Follow(_userManagerMock.Object);
// actual
var actual = follow.Perform(input);
// assert
Assert.AreEqual(actual, "Alice already followed!");
}
public void DisplayUserWallHasNoMessagesAndNoFollowersTest()
{
// act
string input = "Alice";
var user = new User { UserId = Guid.NewGuid(), Username = input };
var userMessages = new List<Message>();
_userManagerMock.Setup(x => x.GetUserByUsername("Alice", true)).Returns(user);
_messageManagerMock.Setup(x => x.GetMessages(user)).Returns(userMessages);
var wall = new Wall(_userManagerMock.Object, _messageManagerMock.Object);
// actual
var actual = wall.Perform(input);
// assert
Assert.AreEqual(actual, string.Empty);
}
public void DisplayUserWallHasNoMessagesAndHasFollowersWithMessagesTest()
{
// act
string input = "Alice";
var user = new User { UserId = Guid.NewGuid(), Username = input };
var child = new User { UserId = Guid.NewGuid(), Username = "******" };
var userMessages = new List<Message>();
var followers = new List<User> {child};
var followersMessages = new List<Message> { new Message
{
Description = "Good game though.",
PostedDt = DateTime.UtcNow.AddMinutes(-1),
UserId = child.UserId
} };
var output = new StringBuilder();
output.AppendLine("Bob - Good game though. (1 minute(s) ago)");
_userManagerMock.Setup(x => x.GetUserByUsername("Alice", true)).Returns(user);
_messageManagerMock.Setup(x => x.GetMessages(user)).Returns(userMessages);
_userManagerMock.Setup(x => x.GetFollowers(user)).Returns(followers);
_messageManagerMock.Setup(x => x.GetMessages(child)).Returns(followersMessages);
_userManagerMock.Setup(x => x.GetUserByUserId(child.UserId, true)).Returns(child);
var wall = new Wall(_userManagerMock.Object, _messageManagerMock.Object);
// actual
var actual = wall.Perform(input);
// assert
Assert.AreEqual(actual, output.ToString());
_userManagerMock.VerifyAll();
_messageManagerMock.VerifyAll();
}
