chore: update deps and workflow actions

.github/workflows/ci-go-unit-tests.yaml

@@ -38,4 +38,4 @@ jobs:
           cache-dependency-path: go.sum
 
       - name: Run Unit Tests
-        run: go test -race -v ./unit_test/...
+        run: go test -race -v . ./unit_test/...

engine.go

@@ -35,12 +35,18 @@ var (
 	// This ensures that we only have one instance of modusDB in this process.
 	singleton atomic.Bool
 
-	ErrSingletonOnly = errors.New("only one modusDB engine is supported")
+	ErrSingletonOnly = errors.New("only one instance of modusDB can exist in a process")
 	ErrEmptyDataDir  = errors.New("data directory is required")
 	ErrClosedEngine  = errors.New("modusDB engine is closed")
 	ErrNonExistentDB = errors.New("namespace does not exist")
 )
 
+// ResetSingleton resets the singleton state for testing purposes.
+// This should ONLY be called during testing, typically in cleanup functions.
+func ResetSingleton() {
+	singleton.Store(false)
+}
+
 // Engine is an instance of modusDB.
 // For now, we only support one instance of modusDB per process.
 type Engine struct {

go.mod

@@ -1,8 +1,6 @@
 module github.com/hypermodeinc/modusgraph
 
-go 1.24.1
-
-toolchain go1.24.2
+go 1.24.2
 
 require (
 	github.com/cavaliergopher/grab/v3 v3.0.1
@@ -151,5 +149,3 @@ require (
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
-
-replace github.com/dolan-in/dgman/v2 => github.com/matthewmcneely/dgman/v2 v2.0.1

go.sum

@@ -149,6 +149,8 @@ github.com/docker/go-connections v0.5.0 h1:USnMq7hx7gwdVZq1L49hLXaFtUdTADjXGp+uj
 github.com/docker/go-connections v0.5.0/go.mod h1:ov60Kzw0kKElRwhNs9UlUHAE/F9Fe6GLaXnqyDdmEXc=
 github.com/docker/go-units v0.5.0 h1:69rxXcBk27SvSaaxTtLh/8llcHD8vYHT7WSdRZ/jvr4=
 github.com/docker/go-units v0.5.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
+github.com/dolan-in/dgman/v2 v2.0.0 h1:kMhUo3dYr4SCWJe87cNbBctD5f2fC+pX/cLz52pVYAE=
+github.com/dolan-in/dgman/v2 v2.0.0/go.mod h1:JI2D8vtkMBp9Ec8/wBPuJPPT89C+HQnQYb0biuXo4do=
 github.com/dolan-in/reflectwalk v1.0.2-0.20210101124621-dc2073a29d71 h1:v3bErDrPApxsyBlz8/8nFTCb7Ai0wecA8TokfEHIQ80=
 github.com/dolan-in/reflectwalk v1.0.2-0.20210101124621-dc2073a29d71/go.mod h1:Y9TyDkSL5jQ18ZnDaSxOdCUhbb5SCeamqYFQ7LYxxFs=
 github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
@@ -388,8 +390,6 @@ github.com/ledongthuc/pdf v0.0.0-20220302134840-0c2507a12d80/go.mod h1:imJHygn/1
 github.com/logrusorgru/aurora v0.0.0-20200102142835-e9ef32dff381/go.mod h1:7rIyQOR62GCctdiQpZ/zOJlFyk6y+94wXzv6RNZgaR4=
 github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
 github.com/matryer/moq v0.0.0-20200106131100-75d0ddfc0007/go.mod h1:9ELz6aaclSIGnZBoaSLZ3NAl1VTufbOrXBPvtcy6WiQ=
-github.com/matthewmcneely/dgman/v2 v2.0.1 h1:rdqClEb0tFd7PhjFfWC9771Z7RiqtoX7GU6IqJbeAfg=
-github.com/matthewmcneely/dgman/v2 v2.0.1/go.mod h1:GOuKyhoakfLVKw2xJTazd0rfEeeMF3UB2oejL0xsr30=
 github.com/mattn/go-colorable v0.1.4/go.mod h1:U0ppj6V5qS13XJ6of8GYAs25YV2eR4EVcfRqFIhoBtE=
 github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
 github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=

unit_test/conn_test.go

@@ -18,16 +18,14 @@ package unit_test
 
 import (
 	"context"
-	"fmt"
 	"testing"
 
 	"github.com/dgraph-io/dgo/v240/protos/api"
 	"github.com/hypermodeinc/modusgraph"
 	"github.com/stretchr/testify/require"
 )
 
-// TestDgraphWithBufconn tests Dgraph operations using bufconn
-func TestDgraphWithBufconn(t *testing.T) {
+func TestRDF(t *testing.T) {
 	// Create a new engine - this initializes all the necessary components
 	engine, err := modusgraph.NewEngine(modusgraph.NewDefaultConfig(t.TempDir()))
 	require.NoError(t, err)
@@ -43,7 +41,7 @@ func TestDgraphWithBufconn(t *testing.T) {
 	txn := client.NewReadOnlyTxn()
 	resp, err := txn.Query(ctx, "schema {}")
 	require.NoError(t, err)
-	fmt.Println("resp", resp)
+	require.NotEmpty(t, resp.Json)
 	_ = txn.Discard(ctx)
 
 	txn = client.NewTxn()
@@ -64,7 +62,7 @@ func TestDgraphWithBufconn(t *testing.T) {
 	// Query to verify the mutation worked
 	resp, err = txn.Query(ctx, `{ q(func: has(n)) { n } }`)
 	require.NoError(t, err)
-	fmt.Println("query after mutation:", resp)
+	require.NotEmpty(t, resp.Json)
 	_ = txn.Discard(ctx)
 
 	err = client.Alter(context.Background(), &api.Operation{DropAll: true})

util_test.go

@@ -39,6 +39,9 @@ func CreateTestClient(t *testing.T, uri string) (mg.Client, func()) {
 			t.Error(err)
 		}
 		client.Close()
+
+		// Reset the singleton state so the next test can create a new engine
+		mg.ResetSingleton()
 	}
 
 	return client, cleanup