public async Task apiParticipateTest()
{
memMoq.Setup(m => m.CreateEntry(It.IsAny <object>())).Returns(new Mock <ICacheEntry>().Object);
UserContext _context = GetContext();
LogIn(users[1]);
// open no participants, but user[1] is Admin
int c;
c = GetGroupPartCount(groups[0].Id);
JsonResult res = await controller.apiParticipate(groups[0].Id);
Assert.AreEqual(c, GetGroupPartCount(groups[0].Id));
Assert.IsInstanceOf <JsonError>(res.Value);
// closed, user[1] is already
c = GetGroupPartCount(groups[1].Id);
res = await controller.apiParticipate(groups[1].Id);
Assert.AreEqual(c - 1, GetGroupPartCount(groups[1].Id));
res = await controller.apiParticipate(groups[1].Id);
Assert.AreEqual(c, GetGroupPartCount(groups[1].Id));
// private, user[1] is already
c = GetGroupPartCount(groups[2].Id);
res = await controller.apiParticipate(groups[2].Id);
Assert.AreEqual(c - 1, GetGroupPartCount(groups[2].Id));
res = await controller.apiParticipate(groups[2].Id);
Assert.IsInstanceOf <JsonError>(res.Value); // private group
Assert.AreEqual(c - 1, GetGroupPartCount(groups[2].Id));
// restore implicit
_context.Group.Find(groups[2].Id).Participants.Add(new GroupUser(users[1], _context.Group.Find(groups[2].Id)));
_context.SaveChanges();
LogIn(users[2]);
// open
c = GetGroupPartCount(groups[0].Id);
res = await controller.apiParticipate(groups[0].Id);
Assert.AreEqual(c + 1, GetGroupPartCount(groups[0].Id));
Assert.AreEqual(c + 1 + groups[0].Admins.Count, new List <UserModel>((IEnumerable <UserModel>)res.Value.GetType().GetProperty("Participants").GetValue(res.Value)).Count);
Assert.True((bool)res.Value.GetType().GetProperty("IsParticipant").GetValue(res.Value));
res = await controller.apiParticipate(groups[0].Id);
Assert.AreEqual(c, GetGroupPartCount(groups[0].Id));
// closed, already
c = GetGroupPartCount(groups[1].Id);
res = await controller.apiParticipate(groups[1].Id);
Assert.AreEqual(c - 1, GetGroupPartCount(groups[1].Id));
Assert.False((bool)res.Value.GetType().GetProperty("IsParticipant").GetValue(res.Value));
res = await controller.apiParticipate(groups[1].Id);
Assert.AreEqual(c, GetGroupPartCount(groups[1].Id));
// private
c = GetGroupPartCount(groups[2].Id);
res = await controller.apiParticipate(groups[2].Id);
Assert.AreEqual(c, GetGroupPartCount(groups[2].Id));
Assert.IsInstanceOf <JsonError>(res.Value);
res = await controller.apiParticipate(1000);
Assert.IsInstanceOf <JsonError>(res.Value);
}
