Validate the controller config.

collector/factory.go

@@ -69,7 +69,10 @@ func BuildProfilesReceiver(options ...option) xreceiver.CreateProfilesFunc {
 			ExecutableReporter:     controllerOption.executableReporter,
 			OnShutdown:             controllerOption.onShutdown,
 		}
-
+		err := controlerCfg.Validate()
+		if err != nil {
+			return nil, err
+		}
 		return internal.NewController(controlerCfg, rs, nextConsumer)
 	}
 }

collector/factory_test.go

@@ -4,6 +4,7 @@
 package collector
 
 import (
+	"fmt"
 	"testing"
 
 	"github.com/stretchr/testify/require"
@@ -12,6 +13,8 @@ import (
 	"go.opentelemetry.io/collector/receiver/receivertest"
 )
 
+const invalidSamplesPerSecond = 0
+
 func TestNewFactory(t *testing.T) {
 	f := NewFactory()
 	require.NotNil(t, f)
@@ -32,6 +35,11 @@ func TestCreateProfilesReceiver(t *testing.T) {
 			name:      "Nil config",
 			wantError: errInvalidConfig,
 		},
+		{
+			name:      "Invalid config",
+			config:    Config{SamplesPerSecond: invalidSamplesPerSecond},
+			wantError: fmt.Errorf("invalid sampling frequency: %d", invalidSamplesPerSecond),
+		},
 	} {
 		t.Run(tt.name, func(t *testing.T) {
 			t.Parallel()
@@ -43,7 +51,11 @@ func TestCreateProfilesReceiver(t *testing.T) {
 				tt.config,
 				consumertest.NewNop(),
 			)
-			require.ErrorIs(t, err, tt.wantError)
+
+			// Handle nil errors
+			if err != nil || tt.wantError != nil {
+				require.ErrorAs(t, err, &tt.wantError)
+			}
 		})
 	}
 }