package assert import ( "github.com/v2ray/v2ray-core/common/serial" ) func (this *Assert) Pointer(value interface{}) *PointerSubject { return &PointerSubject{ Subject: Subject{ a: this, disp: serial.PointerToString(value), }, value: value, } } type PointerSubject struct { Subject value interface{} } func (subject *PointerSubject) Equals(expectation interface{}) { if subject.value != expectation { subject.Fail("is equal to", serial.PointerToString(expectation)) } } func (subject *PointerSubject) IsNil() { if subject.value != nil { subject.Fail("is", "nil") } } func (subject *PointerSubject) IsNotNil() { if subject.value == nil { subject.Fail("is not", "nil") } }