Turn tag/mapping conflict into an actual error.

pkg/collector/corechecks/snmp/internal/configvalidation/config_validate_enrich.go

@@ -10,8 +10,6 @@ import (
 	"fmt"
 	"regexp"
 
-	"github.com/DataDog/datadog-agent/pkg/util/log"
-
 	"github.com/DataDog/datadog-agent/pkg/networkdevice/profile/profiledefinition"
 )
 
@@ -174,6 +172,7 @@ func validateEnrichSymbol(symbol *profiledefinition.SymbolConfig, symbolContext
 	}
 	return errors
 }
+
 func validateEnrichMetricTag(metricTag *profiledefinition.MetricTagConfig) []string {
 	var errors []string
 	if (metricTag.Column.OID != "" || metricTag.Column.Name != "") && (metricTag.Symbol.OID != "" || metricTag.Symbol.Name != "") {
@@ -217,7 +216,7 @@ func validateEnrichMetricTag(metricTag *profiledefinition.MetricTagConfig) []str
 		}
 	}
 	if len(metricTag.Mapping) > 0 && metricTag.Tag == "" {
-		log.Warnf("``tag` must be provided if `mapping` (`%s`) is defined", metricTag.Mapping)
+		errors = append(errors, fmt.Sprintf("``tag` must be provided if `mapping` (`%s`) is defined", metricTag.Mapping))
 	}
 	for _, transform := range metricTag.IndexTransform {
 		if transform.Start > transform.End {

pkg/collector/corechecks/snmp/internal/configvalidation/config_validate_enrich_test.go

@@ -6,18 +6,12 @@
 package configvalidation
 
 import (
-	"bufio"
-	"bytes"
 	"fmt"
 	"regexp"
-	"strings"
 	"testing"
 
-	"github.com/cihub/seelog"
 	"github.com/stretchr/testify/assert"
 
-	"github.com/DataDog/datadog-agent/pkg/util/log"
-
 	"github.com/DataDog/datadog-agent/pkg/networkdevice/profile/profiledefinition"
 )
 
@@ -32,7 +26,6 @@ func Test_ValidateEnrichMetrics(t *testing.T) {
 		metrics         []profiledefinition.MetricsConfig
 		expectedErrors  []string
 		expectedMetrics []profiledefinition.MetricsConfig
-		expectedLogs    []logCount
 	}{
 		{
 			name: "either table symbol or scalar symbol must be provided",
@@ -574,23 +567,11 @@ func Test_ValidateEnrichMetrics(t *testing.T) {
 					},
 				},
 			},
-			expectedErrors: []string{},
-			expectedLogs: []logCount{
-				{
-					"[WARN] validateEnrichMetricTag: ``tag` must be provided if `mapping` (`map[1:abc 2:def]`) is defined",
-					1,
-				},
-			},
+			expectedErrors: []string{"``tag` must be provided if `mapping` (`map[1:abc 2:def]`) is defined"},
 		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			var b bytes.Buffer
-			w := bufio.NewWriter(&b)
-			l, err := seelog.LoggerFromWriterWithMinLevelAndFormat(w, seelog.DebugLvl, "[%LEVEL] %FuncShort: %Msg")
-			assert.Nil(t, err)
-			log.SetupLogger(l, "debug")
-
 			errors := ValidateEnrichMetrics(tt.metrics)
 			assert.Equal(t, len(tt.expectedErrors), len(errors), fmt.Sprintf("ERRORS: %v", errors))
 			for i := range errors {
@@ -599,13 +580,6 @@ func Test_ValidateEnrichMetrics(t *testing.T) {
 			if tt.expectedMetrics != nil {
 				assert.Equal(t, tt.expectedMetrics, tt.metrics)
 			}
-
-			w.Flush()
-			logs := b.String()
-
-			for _, aLogCount := range tt.expectedLogs {
-				assert.Equal(t, aLogCount.count, strings.Count(logs, aLogCount.log), logs)
-			}
 		})
 	}
 }
@@ -621,7 +595,6 @@ func Test_ValidateEnrichMetricTags(t *testing.T) {
 		metrics         []profiledefinition.MetricTagConfig
 		expectedErrors  []string
 		expectedMetrics []profiledefinition.MetricTagConfig
-		expectedLogs    []logCount
 	}{
 		{
 			name: "Move OID to Symbol",
@@ -691,12 +664,6 @@ func Test_ValidateEnrichMetricTags(t *testing.T) {
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			var b bytes.Buffer
-			w := bufio.NewWriter(&b)
-			l, err := seelog.LoggerFromWriterWithMinLevelAndFormat(w, seelog.DebugLvl, "[%LEVEL] %FuncShort: %Msg")
-			assert.Nil(t, err)
-			log.SetupLogger(l, "debug")
-
 			errors := ValidateEnrichMetricTags(tt.metrics)
 			assert.Equal(t, len(tt.expectedErrors), len(errors), fmt.Sprintf("ERRORS: %v", errors))
 			for i := range errors {
@@ -705,13 +672,6 @@ func Test_ValidateEnrichMetricTags(t *testing.T) {
 			if tt.expectedMetrics != nil {
 				assert.Equal(t, tt.expectedMetrics, tt.metrics)
 			}
-
-			w.Flush()
-			logs := b.String()
-
-			for _, aLogCount := range tt.expectedLogs {
-				assert.Equal(t, aLogCount.count, strings.Count(logs, aLogCount.log), logs)
-			}
 		})
 	}
 }