package kcp_test import ( "testing" . "v2ray.com/core/transport/internet/kcp" ) func TestKCPPacketReader(t *testing.T) { reader := KCPPacketReader{ Security: &SimpleAuthenticator{}, } testCases := []struct { Input []byte Output []Segment }{ { Input: []byte{}, Output: nil, }, { Input: []byte{1}, Output: nil, }, } for _, testCase := range testCases { seg := reader.Read(testCase.Input) if testCase.Output == nil && seg != nil { t.Errorf("Expect nothing returned, but actually %v", seg) } else if testCase.Output != nil && seg == nil { t.Errorf("Expect some output, but got nil") } } }