func (s *MySuite) TestGetCoerceNil(c *C) {
var b box.Time
b.SetUndefined()
c.Check(b.GetCoerceNil(), Equals, nil)
b.SetUnknown()
c.Check(b.GetCoerceNil(), Equals, nil)
b.SetEmpty()
c.Check(b.GetCoerceNil(), Equals, nil)
val := time.Now()
b.Set(val)
c.Check(b.GetCoerceNil(), Equals, val)
}
func (s *MySuite) TestSetAndGet(c *C) {
var b box.Time
val := time.Now()
b.Set(val)
val2, present := b.Get()
c.Check(val2, Equals, val)
c.Check(present, Equals, true)
c.Check(b.MustGet(), Equals, val)
b.SetUndefined()
_, present = b.Get()
c.Check(present, Equals, false)
b.SetUnknown()
_, present = b.Get()
c.Check(present, Equals, false)
b.SetEmpty()
_, present = b.Get()
c.Check(present, Equals, false)
}