Add GitLab engine integration test

pkg/engine/gitlab_integration_test.go

@@ -0,0 +1,41 @@
+//go:build integration
+// +build integration
+
+package engine
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/trufflesecurity/trufflehog/v3/pkg/common"
+	"github.com/trufflesecurity/trufflehog/v3/pkg/context"
+	"github.com/trufflesecurity/trufflehog/v3/pkg/sources"
+)
+
+func TestGitLab(t *testing.T) {
+	// Run the scan.
+	ctx := context.Background()
+	e, err := Start(ctx,
+		WithDetectors(DefaultDetectors()...),
+		WithVerify(false),
+	)
+	assert.NoError(t, err)
+
+	secret, err := common.GetTestSecret(ctx)
+	if err != nil {
+		t.Fatal(fmt.Errorf("failed to access secret: %v", err))
+	}
+	err = e.ScanGitLab(ctx, sources.GitlabConfig{
+		Token: secret.MustGetField("GITLAB_TOKEN"),
+	})
+	assert.NoError(t, err)
+
+	err = e.Finish(ctx)
+	assert.NoError(t, err)
+
+	// Check the output provided by metrics.
+	metrics := e.GetMetrics()
+	assert.GreaterOrEqual(t, metrics.ChunksScanned, uint64(36390))
+	assert.GreaterOrEqual(t, metrics.BytesScanned, uint64(92662889))
+}