mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
synced 2024-12-01 14:47:38 +00:00
97 lines
3 KiB
Go
97 lines
3 KiB
Go
package elasticsearch
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import (
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"bytes"
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"compress/gzip"
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"fmt"
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"reflect"
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"strings"
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"testing"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
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)
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func TestReadBulkRequest(t *testing.T) {
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f := func(data, timeField, msgField string, rowsExpected int, timestampsExpected []int64, resultExpected string) {
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t.Helper()
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var timestamps []int64
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var result string
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processLogMessage := func(timestamp int64, fields []logstorage.Field) {
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timestamps = append(timestamps, timestamp)
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a := make([]string, len(fields))
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for i, f := range fields {
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a[i] = fmt.Sprintf("%q:%q", f.Name, f.Value)
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}
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s := "{" + strings.Join(a, ",") + "}\n"
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result += s
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}
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// Read the request without compression
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r := bytes.NewBufferString(data)
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rows, err := readBulkRequest(r, false, timeField, msgField, processLogMessage)
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if err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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if rows != rowsExpected {
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t.Fatalf("unexpected rows read; got %d; want %d", rows, rowsExpected)
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}
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if !reflect.DeepEqual(timestamps, timestampsExpected) {
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t.Fatalf("unexpected timestamps;\ngot\n%d\nwant\n%d", timestamps, timestampsExpected)
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}
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if result != resultExpected {
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t.Fatalf("unexpected result;\ngot\n%s\nwant\n%s", result, resultExpected)
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}
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// Read the request with compression
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timestamps = nil
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result = ""
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compressedData := compressData(data)
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r = bytes.NewBufferString(compressedData)
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rows, err = readBulkRequest(r, true, timeField, msgField, processLogMessage)
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if err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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if rows != rowsExpected {
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t.Fatalf("unexpected rows read; got %d; want %d", rows, rowsExpected)
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}
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if !reflect.DeepEqual(timestamps, timestampsExpected) {
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t.Fatalf("unexpected timestamps;\ngot\n%d\nwant\n%d", timestamps, timestampsExpected)
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}
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if result != resultExpected {
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t.Fatalf("unexpected result;\ngot\n%s\nwant\n%s", result, resultExpected)
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}
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}
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data := `{"create":{"_index":"filebeat-8.8.0"}}
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{"@timestamp":"2023-06-06T04:48:11.735Z","log":{"offset":71770,"file":{"path":"/var/log/auth.log"}},"message":"foobar"}
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{"create":{"_index":"filebeat-8.8.0"}}
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{"@timestamp":"2023-06-06T04:48:12.735Z","message":"baz"}
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{"create":{"_index":"filebeat-8.8.0"}}
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{"message":"xyz","@timestamp":"2023-06-06T04:48:13.735Z","x":"y"}
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`
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timeField := "@timestamp"
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msgField := "message"
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rowsExpected := 3
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timestampsExpected := []int64{1686026891735000000, 1686026892735000000, 1686026893735000000}
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resultExpected := `{"@timestamp":"","log.offset":"71770","log.file.path":"/var/log/auth.log","_msg":"foobar"}
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{"@timestamp":"","_msg":"baz"}
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{"_msg":"xyz","@timestamp":"","x":"y"}
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`
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f(data, timeField, msgField, rowsExpected, timestampsExpected, resultExpected)
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}
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func compressData(s string) string {
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var bb bytes.Buffer
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zw := gzip.NewWriter(&bb)
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if _, err := zw.Write([]byte(s)); err != nil {
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panic(fmt.Errorf("unexpected error when compressing data: %s", err))
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}
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if err := zw.Close(); err != nil {
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panic(fmt.Errorf("unexpected error when closing gzip writer: %s", err))
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}
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return bb.String()
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}
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