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Merged
merged 9 commits into from
Oct 30, 2024
Merged

Test/pfcp #109

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61c7743
test: build test
ian60509 Jun 4, 2024
44ed80c
feat: test file
ming-hsien Jun 7, 2024
1a3afb7
feat: testing file (pfcp build)
ming-hsien Jun 8, 2024
1b252cb
feat: Add pfcp build test file
ming-hsien Jun 10, 2024
50b6807
fix: build_test
ming-hsien Jun 12, 2024
fd718a9
feat: udp send pfcp request test
HanHongChen Jun 12, 2024
7f10cc0
fix: linter error
HanHongChen Oct 29, 2024
dbf8cc3
fix: linter error
HanHongChen Oct 30, 2024
f070ba8
style: remove unless code
HanHongChen Oct 30, 2024
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2 changes: 1 addition & 1 deletion .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -26,4 +26,4 @@ cscope.*

# Debug
*.log
*.pcap
*.pcap
2 changes: 1 addition & 1 deletion go.mod
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
module github.com/free5gc/smf

go 1.21
go 1.21.0

require (
github.com/antihax/optional v1.0.0
Expand Down
156 changes: 155 additions & 1 deletion internal/pfcp/handler/handler_test.go
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Original file line number Diff line number Diff line change
@@ -1,11 +1,165 @@
package handler_test

import (
"bytes"
"fmt"
"io"
"net"
"regexp"
"testing"

"github.com/sirupsen/logrus"
. "github.com/smartystreets/goconvey/convey"

"github.com/free5gc/pfcp"
"github.com/free5gc/pfcp/pfcpType"
"github.com/free5gc/pfcp/pfcpUdp"
"github.com/free5gc/smf/internal/logger"
"github.com/free5gc/smf/internal/pfcp/handler"
)

type LogCapture struct {
buffer bytes.Buffer
}

func (lc *LogCapture) Write(p []byte) (n int, err error) {
return lc.buffer.Write(p)
}

func (lc *LogCapture) String() string {
return lc.buffer.String()
}

// func TestHandlePfcpHeartbeatRequest(t *testing.T) {
// }

func TestHandlePfcpManagementRequest(t *testing.T) {
re := regexp.MustCompile(`(\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.\d{9}Z)(.*)`)
Convey("Test log message", t, func() {
remoteAddr := &net.UDPAddr{}
testPfcpReq := &pfcp.Message{}
msg := pfcpUdp.NewMessage(remoteAddr, testPfcpReq)
logCapture := &LogCapture{}
logger.Log.SetOutput(io.MultiWriter(logCapture, logrus.StandardLogger().Out))
handler.HandlePfcpPfdManagementRequest(msg)
capturedLogs := re.FindStringSubmatch(logCapture.String())

logCaptureExp := &LogCapture{}
logger.Log.SetOutput(io.MultiWriter(logCaptureExp))
logger.PfcpLog.Warnf("PFCP PFD Management Request handling is not implemented")
capturedLogsExp := re.FindStringSubmatch(logCaptureExp.String())
So(capturedLogs[2], ShouldEqual, capturedLogsExp[2])
})
}

func TestHandlePfcpAssociationSetupRequest(t *testing.T) {
re := regexp.MustCompile(`(\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.\d{9}Z)(.*)`)
re2 := regexp.MustCompile(`(.*)\n(.*)`)
Convey("Test if NodeID is Nil", t, func() {
remoteAddr := &net.UDPAddr{
IP: net.ParseIP("192.168.1.1"),
Port: 12345,
}

testPfcpReq := &pfcp.Message{
Header: pfcp.Header{
Version: 1,
MP: 0,
S: 0,
MessageType: pfcp.PFCP_ASSOCIATION_SETUP_REQUEST,
MessageLength: 9,
SEID: 0,
SequenceNumber: 1,
MessagePriority: 0,
},
Body: pfcp.PFCPAssociationSetupRequest{
NodeID: nil,
},
}

logCapture := &LogCapture{}
logger.Log.SetOutput(io.MultiWriter(logCapture, logrus.StandardLogger().Out))

msg := pfcpUdp.NewMessage(remoteAddr, testPfcpReq)
handler.HandlePfcpAssociationSetupRequest(msg)
capturedLogs := re.FindStringSubmatch(logCapture.String())

logCaptureExp := &LogCapture{}
logger.Log.SetOutput(io.MultiWriter(logCaptureExp))
logger.PfcpLog.Errorln("pfcp association needs NodeID")
logger.PfcpLog.Infof("Handle PFCP Association Setup Request with NodeID")
ExpLogs := re.FindStringSubmatch(logCaptureExp.String())
fmt.Println(ExpLogs)
if len(capturedLogs) <= 2 || len(ExpLogs) <= 2 {
t.Errorf("The extracted log is not as expected.")
}
So(capturedLogs[2], ShouldEqual, ExpLogs[2])
})
Convey("Test if NodeID is NotNil, upf is Nil", t, func() {
remoteAddr := &net.UDPAddr{
IP: net.ParseIP("192.168.1.1"),
Port: 12345,
}

testPfcpReq := &pfcp.Message{
Header: pfcp.Header{
Version: 1,
MP: 0,
S: 0,
MessageType: pfcp.PFCP_ASSOCIATION_SETUP_REQUEST,
MessageLength: 9,
SEID: 0,
SequenceNumber: 1,
MessagePriority: 0,
},
Body: pfcp.PFCPAssociationSetupRequest{
NodeID: &pfcpType.NodeID{
NodeIdType: pfcpType.NodeIdTypeIpv4Address,
IP: net.ParseIP("192.168.1.1").To4(),
},
},
}

logCapture := &LogCapture{}
logger.Log.SetOutput(io.MultiWriter(logCapture, logrus.StandardLogger().Out))

msg := pfcpUdp.NewMessage(remoteAddr, testPfcpReq)
handler.HandlePfcpAssociationSetupRequest(msg)
capturedLogs := re.FindStringSubmatch(re2.FindStringSubmatch(logCapture.String())[1])

logCaptureExp := &LogCapture{}
logger.Log.SetOutput(io.MultiWriter(logCaptureExp))
logger.PfcpLog.Infof("Handle PFCP Association Setup Request with NodeID[%s]", "192.168.1.1")
logger.PfcpLog.Errorf("can't find UPF[%s]", "192.168.1.1")
ExpLogs := re.FindStringSubmatch(re2.FindStringSubmatch(logCaptureExp.String())[1])
if len(capturedLogs) <= 2 || len(ExpLogs) <= 2 {
t.Errorf("The extracted log is not as expected.")
}
So(capturedLogs[2], ShouldEqual, ExpLogs[2])
capturedLogs = re.FindStringSubmatch(re2.FindStringSubmatch(logCapture.String())[2])
ExpLogs = re.FindStringSubmatch(re2.FindStringSubmatch(logCaptureExp.String())[2])
So(capturedLogs[2], ShouldEqual, ExpLogs[2])
})
}

func TestHandlePfcpAssociationReleaseRequest(t *testing.T) {
func TestHandlePfcpAssociationUpdateRequest(t *testing.T) {
re := regexp.MustCompile(`(\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.\d{9}Z)(.*)`)
Convey("Test logger message", t, func() {
remoteAddr := &net.UDPAddr{}
testPfcpReq := &pfcp.Message{}
msg := pfcpUdp.NewMessage(remoteAddr, testPfcpReq)
logCapture := &LogCapture{}
logger.Log.SetOutput(io.MultiWriter(logCapture, logrus.StandardLogger().Out))
handler.HandlePfcpAssociationUpdateRequest(msg)
capturedLogs := re.FindStringSubmatch(logCapture.String())

logCaptureExp := &LogCapture{}
logger.Log.SetOutput(io.MultiWriter(logCaptureExp))
logger.PfcpLog.Warnf("PFCP Association Update Request handling is not implemented")
capturedLogsExp := re.FindStringSubmatch(logCaptureExp.String())
So(capturedLogs[2], ShouldEqual, capturedLogsExp[2])
})
}

// func TestHandlePfcpAssociationReleaseRequest(t *testing.T) {
// }
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