Chore: Make test tracer noop and return no errors (#50797)

pkg/tsdb/azuremonitor/loganalytics/azure-log-analytics-datasource_test.go

@@ -230,8 +230,7 @@ func Test_executeQueryErrorWithDifferentLogAnalyticsCreds(t *testing.T) {
 		Params:    url.Values{},
 		TimeRange: backend.TimeRange{},
 	}
-	tracer, err := tracing.InitializeTracerForTest()
-	require.NoError(t, err)
+	tracer := tracing.InitializeTracerForTest()
 	res := ds.executeQuery(ctx, query, dsInfo, &http.Client{}, dsInfo.Services["Azure Log Analytics"].URL, tracer)
 	if res.Error == nil {
 		t.Fatal("expecting an error")

pkg/tsdb/loki/auth_test.go

@@ -120,8 +120,7 @@ func TestOauthForwardIdentity(t *testing.T) {
 				req.Headers[cookieName] = cookieValue
 			}
 
-			tracer, err := tracing.InitializeTracerForTest()
-			require.NoError(t, err)
+			tracer := tracing.InitializeTracerForTest()
 
 			data, err := queryData(context.Background(), &req, &dsInfo, log.New("testlog"), tracer)
 			// we do a basic check that the result is OK

pkg/tsdb/prometheus/buffered/framing_test.go

@@ -129,10 +129,7 @@ func runQuery(response []byte, query PrometheusQuery) (*backend.QueryDataRespons
 		return nil, err
 	}
 
-	tracer, err := tracing.InitializeTracerForTest()
-	if err != nil {
-		return nil, err
-	}
+	tracer := tracing.InitializeTracerForTest()
 
 	s := Buffered{
 		intervalCalculator: intervalv2.NewCalculator(),

pkg/tsdb/prometheus/buffered/prometeus_bench_test.go

@@ -21,10 +21,7 @@ func BenchmarkJson(b *testing.B) {
 	api, err := makeMockedApi(resp)
 	require.NoError(b, err)
 
-	tracer, err := tracing.InitializeTracerForTest()
-	require.NoError(b, err)
-
-	s := Buffered{tracer: tracer, log: &fakeLogger{}}
+	s := Buffered{tracer: tracing.InitializeTracerForTest(), log: &fakeLogger{}}
 
 	b.ResetTimer()
 	for n := 0; n < b.N; n++ {

pkg/tsdb/prometheus/querydata/request_test.go

@@ -390,10 +390,7 @@ type testContext struct {
 }
 
 func setup(wideFrames bool) *testContext {
-	tracer, err := tracing.InitializeTracerForTest()
-	if err != nil {
-		panic(err)
-	}
+	tracer := tracing.InitializeTracerForTest()
 	httpProvider := &fakeHttpClientProvider{
 		opts: sdkhttpclient.Options{
 			Timeouts: &sdkhttpclient.DefaultTimeoutOptions,