feat(testing): New testing feature to enable running both a acceptor and initiator in the same process.

EmptyApplication.go

@@ -0,0 +1,29 @@
+package quickfix
+
+type EmptyApplication struct{}
+
+var _ Application = EmptyApplication{}
+
+func (e EmptyApplication) OnCreate(_ SessionID) {
+}
+
+func (e EmptyApplication) OnLogon(_ SessionID) {
+}
+
+func (e EmptyApplication) OnLogout(_ SessionID) {
+}
+
+func (e EmptyApplication) ToAdmin(_ *Message, _ SessionID) {
+}
+
+func (e EmptyApplication) ToApp(_ *Message, _ SessionID) error {
+	return nil
+}
+
+func (e EmptyApplication) FromAdmin(_ *Message, _ SessionID) MessageRejectError {
+	return nil
+}
+
+func (e EmptyApplication) FromApp(_ *Message, _ SessionID) MessageRejectError {
+	return nil
+}

Makefile

@@ -14,7 +14,7 @@ vet:
 	go vet `go list ./... | grep -v quickfix/gen`
 
 test: 
-	MONGODB_TEST_CXN=mongodb://db:27017 go test -v -cover `go list ./... | grep -v quickfix/gen`
+	MONGODB_TEST_CXN=mongodb://db:27017 go test -v -race -timeout 20s -cover `go list ./... | grep -v quickfix/gen`
 
 linters-install:
 	@golangci-lint --version >/dev/null 2>&1 || { \

acceptor.go

@@ -150,7 +150,7 @@ func (a *Acceptor) Stop() {
 	a.sessionGroup.Wait()
 
 	for sessionID := range a.sessions {
-		err := UnregisterSession(sessionID)
+		err := a.UnregisterSession(sessionID)
 		if err != nil {
 			return
 		}
@@ -167,8 +167,16 @@ func (a *Acceptor) RemoteAddr(sessionID SessionID) (net.Addr, bool) {
 	return val, ok
 }
 
+type AcceptorOption func(*Acceptor)
+
+func WithAcceptorRegistry(registry *Registry) AcceptorOption {
+	return func(a *Acceptor) {
+		a.sessionFactory.Registry = registry
+	}
+}
+
 // NewAcceptor creates and initializes a new Acceptor.
-func NewAcceptor(app Application, storeFactory MessageStoreFactory, settings *Settings, logFactory LogFactory) (a *Acceptor, err error) {
+func NewAcceptor(app Application, storeFactory MessageStoreFactory, settings *Settings, logFactory LogFactory, opts ...AcceptorOption) (a *Acceptor, err error) {
 	a = &Acceptor{
 		app:             app,
 		storeFactory:    storeFactory,
@@ -178,6 +186,11 @@ func NewAcceptor(app Application, storeFactory MessageStoreFactory, settings *Se
 		sessionHostPort: make(map[SessionID]int),
 		listeners:       make(map[string]net.Listener),
 	}
+	a.sessionFactory.Registry = defaultRegistry
+	for _, opt := range opts {
+		opt(a)
+	}
+
 	if a.settings.GlobalSettings().HasSetting(config.DynamicSessions) {
 		if a.dynamicSessions, err = settings.globalSettings.BoolSetting(config.DynamicSessions); err != nil {
 			return
@@ -386,7 +399,7 @@ LOOP:
 			sessions[sessionID] = session
 			go func() {
 				session.run()
-				err := UnregisterSession(session.sessionID)
+				err := a.UnregisterSession(session.sessionID)
 				if err != nil {
 					a.globalLog.OnEventf("Unregister dynamic session %v failed: %v", session.sessionID, err)
 					return

go.mod

@@ -4,29 +4,34 @@ go 1.21
 
 require (
 	github.com/mattn/go-sqlite3 v1.14.22
-	github.com/pires/go-proxyproto v0.7.0
+	github.com/phayes/freeport v0.0.0-20220201140144-74d24b5ae9f5
+	github.com/pires/go-proxyproto v0.8.0
 	github.com/pkg/errors v0.9.1
+	github.com/quickfixgo/enum v0.1.0
+	github.com/quickfixgo/field v0.1.0
+	github.com/quickfixgo/fix44 v0.1.0
+	github.com/quickfixgo/tag v0.1.0
 	github.com/shopspring/decimal v1.4.0
-	github.com/stretchr/testify v1.8.4
-	go.mongodb.org/mongo-driver v1.15.0
-	golang.org/x/net v0.24.0
+	github.com/stretchr/testify v1.10.0
+	go.mongodb.org/mongo-driver v1.17.1
+	golang.org/x/net v0.32.0
 )
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/golang/snappy v0.0.4 // indirect
 	github.com/klauspost/compress v1.15.12 // indirect
-	github.com/kr/text v0.2.0 // indirect
-	github.com/montanaflynn/stats v0.6.6 // indirect
+	github.com/kr/pretty v0.3.0 // indirect
+	github.com/montanaflynn/stats v0.7.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/stretchr/objx v0.5.0 // indirect
+	github.com/stretchr/objx v0.5.2 // indirect
 	github.com/xdg-go/pbkdf2 v1.0.0 // indirect
 	github.com/xdg-go/scram v1.1.2 // indirect
 	github.com/xdg-go/stringprep v1.0.4 // indirect
-	github.com/youmark/pkcs8 v0.0.0-20201027041543-1326539a0a0a // indirect
-	golang.org/x/crypto v0.22.0 // indirect
-	golang.org/x/sync v0.1.0 // indirect
-	golang.org/x/text v0.14.0 // indirect
+	github.com/youmark/pkcs8 v0.0.0-20240726163527-a2c0da244d78 // indirect
+	golang.org/x/crypto v0.30.0 // indirect
+	golang.org/x/sync v0.10.0 // indirect
+	golang.org/x/text v0.21.0 // indirect
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -1,68 +1,74 @@
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-github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
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 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
@@ -73,17 +79,16 @@ golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ=
-golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
-golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
+golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo=
+golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
-golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

initiator.go

@@ -78,23 +78,35 @@ func (i *Initiator) Stop() {
 	i.wg.Wait()
 
 	for sessionID := range i.sessionSettings {
-		err := UnregisterSession(sessionID)
+		err := i.UnregisterSession(sessionID)
 		if err != nil {
 			return
 		}
 	}
 }
 
+type InitiatorOption func(*Initiator)
+
+func WithInitiatorRegistry(registry *Registry) InitiatorOption {
+	return func(i *Initiator) {
+		i.sessionFactory.Registry = registry
+	}
+}
+
 // NewInitiator creates and initializes a new Initiator.
-func NewInitiator(app Application, storeFactory MessageStoreFactory, appSettings *Settings, logFactory LogFactory) (*Initiator, error) {
+func NewInitiator(app Application, storeFactory MessageStoreFactory, appSettings *Settings, logFactory LogFactory, opts ...InitiatorOption) (*Initiator, error) {
 	i := &Initiator{
 		app:             app,
 		storeFactory:    storeFactory,
 		settings:        appSettings,
 		sessionSettings: appSettings.SessionSettings(),
 		logFactory:      logFactory,
 		sessions:        make(map[SessionID]*session),
-		sessionFactory:  sessionFactory{true},
+		sessionFactory:  sessionFactory{BuildInitiators: true, Registry: defaultRegistry},
+	}
+
+	for _, opt := range opts {
+		opt(i)
 	}
 
 	var err error

message_router.go

@@ -40,11 +40,24 @@ type MessageRoute func(msg *Message, sessionID SessionID) MessageRejectError
 // A MessageRouter is a mutex for MessageRoutes.
 type MessageRouter struct {
 	routes map[routeKey]MessageRoute
+	*Registry
+}
+type RouterOption func(*MessageRouter)
+
+func WithMessageRouterRegistry(registry *Registry) RouterOption {
+	return func(r *MessageRouter) {
+		r.Registry = registry
+	}
 }
 
 // NewMessageRouter returns an initialized MessageRouter instance.
-func NewMessageRouter() *MessageRouter {
-	return &MessageRouter{routes: make(map[routeKey]MessageRoute)}
+func NewMessageRouter(opts ...RouterOption) *MessageRouter {
+	router := MessageRouter{routes: make(map[routeKey]MessageRoute)}
+	router.Registry = defaultRegistry
+	for _, opt := range opts {
+		opt(&router)
+	}
+	return &router
 }
 
 // AddRoute adds a route to the MessageRouter instance keyed to begin string and msgType.
@@ -74,7 +87,7 @@ func (c MessageRouter) tryRoute(beginString string, msgType string, msg *Message
 	if beginString == BeginStringFIXT11 && !isAdminMsg {
 		var applVerID FIXString
 		if err := msg.Header.GetField(tagApplVerID, &applVerID); err != nil {
-			session, _ := lookupSession(sessionID)
+			session, _ := c.lookupSession(sessionID)
 			applVerID = FIXString(session.TargetDefaultApplicationVersionID())
 		}
 

message_router_test.go

@@ -70,7 +70,7 @@ func (suite *MessageRouterTestSuite) givenTargetDefaultApplVerIDForSession(defau
 		sessionID:              sessionID,
 		targetDefaultApplVerID: defaultApplVerID,
 	}
-	suite.Nil(registerSession(s))
+	suite.Nil(suite.registerSession(s))
 }
 
 func (suite *MessageRouterTestSuite) givenAFIX42NewOrderSingle() {
@@ -107,10 +107,7 @@ func (suite *MessageRouterTestSuite) resetRouter() {
 
 func (suite *MessageRouterTestSuite) SetupTest() {
 	suite.resetRouter()
-	sessionsLock.Lock()
-	defer sessionsLock.Unlock()
-
-	sessions = make(map[SessionID]*session)
+	suite.Registry = NewRegistry()
 	suite.msg = NewMessage()
 }