test: cleanup code in new integration test

influxdb3/client_e2e_test.go

@@ -27,7 +27,6 @@ package influxdb3_test
 
 import (
 	"context"
-	"errors"
 	"fmt"
 	"log/slog"
 	"math"
@@ -47,7 +46,6 @@ import (
 )
 
 func SkipCheck(t *testing.T) {
-
 	if _, present := os.LookupEnv("TESTING_INFLUXDB_URL"); !present {
 		t.Skip("TESTING_INFLUXDB_URL not set")
 	}
@@ -379,13 +377,13 @@ func PointFromLineProtocol(lp string) (*influxdb3.Point, error) {
 	fieldLines := strings.Split(groups[1], ",")
 
 	if len(head) < 1 {
-		return nil, errors.New(fmt.Sprintf("invalid line format: %s", lp))
+		return nil, fmt.Errorf("invalid line format: %s", lp)
 	}
 
 	result := influxdb3.NewPointWithMeasurement(head[0])
 
 	if len(fieldLines) < 1 {
-		return nil, errors.New(fmt.Sprintf("LineProtocol has no fields: %s", lp))
+		return nil, fmt.Errorf("LineProtocol has no fields: %s", lp)
 	}
 
 	if len(head) > 1 {
@@ -397,16 +395,17 @@ func PointFromLineProtocol(lp string) (*influxdb3.Point, error) {
 
 	for _, fl := range fieldLines {
 		fkv := strings.Split(fl, "=")
-		if strings.Contains(fkv[1], "\"") {
+		switch {
+		case strings.Contains(fkv[1], "\""):
 			result.SetStringField(fkv[0], fkv[1])
-		} else if strings.Contains(fkv[1], "i") {
-			fkv[1] = strings.Replace(fkv[1], "i", "", -1)
+		case strings.Contains(fkv[1], "i"):
+			fkv[1] = strings.ReplaceAll(fkv[1], "i", "")
 			ival, err := strconv.ParseInt(fkv[1], 10, 64)
 			if err != nil {
 				return nil, err
 			}
 			result = result.SetField(fkv[0], ival)
-		} else {
+		default:
 			fval, err := strconv.ParseFloat(fkv[1], 64)
 			if err != nil {
 				return nil, err
@@ -418,9 +417,9 @@ func PointFromLineProtocol(lp string) (*influxdb3.Point, error) {
 	if len(groups[2]) > 0 {
 		timestamp, err := strconv.ParseInt(groups[2], 10, 64)
 		nanoFactor := int64(19 - len(groups[2]))
-		timestamp = timestamp * int64(math.Pow(10.0, float64(nanoFactor)))
+		timestamp *= int64(math.Pow(10.0, float64(nanoFactor)))
 		if err != nil {
-			return nil, errors.New(fmt.Sprintf("invalid time format: %s -> %s", lp, err))
+			return nil, fmt.Errorf("invalid time format: %s -> %w", lp, err)
 		}
 		result = result.SetTimestampWithEpoch(timestamp)
 		result = result.SetTimestamp(result.Values.Timestamp.UTC())
@@ -446,15 +445,30 @@ func LooseEqualPointValues(pvA *influxdb3.PointValues, pvB *influxdb3.PointValue
 	for fieldName := range pvA.Fields {
 		switch pvA.Fields[fieldName].(type) {
 		case int, int16, int32, int64:
-			if pvA.Fields[fieldName].(int64) != pvB.Fields[fieldName].(int64) {
+			ai, aiok := pvA.Fields[fieldName].(int64)
+			bi, biok := pvB.Fields[fieldName].(int64)
+			if !aiok || !biok {
+				return false
+			}
+			if ai != bi {
 				return false
 			}
 		case float32, float64:
-			if pvA.Fields[fieldName].(float64) != pvB.Fields[fieldName].(float64) {
+			af, afok := pvA.Fields[fieldName].(float64)
+			bf, bfok := pvB.Fields[fieldName].(float64)
+			if !afok || !bfok {
+				return false
+			}
+			if af != bf {
+				return false
+			}
+		default: // compare as strings
+			as, saok := pvA.Fields[fieldName].(string)
+			bs, sbok := pvB.Fields[fieldName].(string)
+			if !saok || !sbok {
 				return false
 			}
-		default: //compare as strings
-			if pvA.Fields[fieldName].(string) != pvB.Fields[fieldName].(string) {
+			if as != bs {
 				return false
 			}
 		}
@@ -498,7 +512,7 @@ func TestLPBatcher(t *testing.T) {
 			ids[n%len(ids)],
 			(rnd.Float64()*100)-50.0, n+1, now-int64(n*1000)))
 		if n%2 == 0 {
-			lines[n] = lines[n] + "\n" // verify appending LF with every second rec
+			lines[n] += "\n" // verify appending LF with every second rec
 		} else {
 			estBytesCt++ // LPBatcher appends missing "\n" on odd cases so increase estimate
 		}
@@ -530,13 +544,13 @@ func TestLPBatcher(t *testing.T) {
 		}))
 
 	sent := 0
-	for n, _ := range lines {
+	for n := range lines {
 		if n%100 == 0 {
 			lpb.Add(lines[sent : sent+100]...)
 			sent += 100
 		}
 	}
-	lpb.Add(lines[sent:len(lines)]...) // add remainder
+	lpb.Add(lines[sent:]...) // add remainder
 
 	// Check that collected emits make sense
 	assert.Equal(t, readyCt, emitCt)
@@ -558,7 +572,7 @@ func TestLPBatcher(t *testing.T) {
 	qiterator, qerr := client.Query(context.Background(), query)
 
 	if qerr != nil {
-		fmt.Printf("ERROR %v\n", qerr)
+		assert.Failf(t, "Failed to query.", "query: %s", query)
 	}
 
 	var pvResults []*influxdb3.PointValues