Files
worker/internal/influx/influx_test.go
Gleb Tv 2c7a0236da feat: publish standalone worker
Separate worker packaging and service lifecycle from the control plane.
2026-07-13 17:55:14 +03:00

359 строки
11 KiB
Go

package influx
import (
"encoding/json"
"io"
"net/http"
"net/http/httptest"
"strings"
"testing"
"time"
)
func TestEscapeTagValue(t *testing.T) {
tests := []struct {
input string
expected string
}{
{"OK", "OK"},
{"simple", "simple"},
{"has space", `has\ space`},
{"has,comma", `has\,comma`},
{"has=equals", `has\=equals`},
{`has\backslash`, `has\\backslash`},
// Real-world error messages that were causing TSDB write failures
{`response check: expected keyword Каталония not found`, `response\ check:\ expected\ keyword\ Каталония\ not\ found`},
{`request exec: Get "https://example.ru": dial tcp: lookup example.ru: no such host`, `request\ exec:\ Get\ "https://example.ru":\ dial\ tcp:\ lookup\ example.ru:\ no\ such\ host`},
{`redirect: https://example.ru/path`, `redirect:\ https://example.ru/path`},
{`Bad status code: 200 (expected 403)`, `Bad\ status\ code:\ 200\ (expected\ 403)`},
{"", ""},
// Multiple special chars together
{`a=b,c d\e`, `a\=b\,c\ d\\e`},
}
for _, tt := range tests {
t.Run(tt.input, func(t *testing.T) {
got := escapeTagValue(tt.input)
if got != tt.expected {
t.Errorf("escapeTagValue(%q) = %q, want %q", tt.input, got, tt.expected)
}
})
}
}
func TestFormatInfluxLine(t *testing.T) {
ts := time.Unix(0, 1771961128540561786)
tests := []struct {
name string
measurement string
tags map[string]string
fields map[string]interface{}
wantPrefix string // Check the line starts with this (before timestamp)
}{
{
name: "simple OK check",
measurement: "chttp",
tags: map[string]string{"check": "457", "code": "200", "state": "OK", "warnings": ""},
fields: map[string]interface{}{"took": int64(294)},
wantPrefix: "chttp,check=457,code=200,state=OK,warnings= took=294i",
},
{
name: "check with error containing spaces and colons",
measurement: "chttp",
tags: map[string]string{"check": "791", "code": "200", "error": "response check: expected keyword not found", "state": "ERR", "warnings": ""},
fields: map[string]interface{}{"took": int64(294)},
wantPrefix: `chttp,check=791,code=200,error=response\ check:\ expected\ keyword\ not\ found,state=ERR,warnings= took=294i`,
},
{
name: "check with redirect URL in warnings",
measurement: "chttp",
tags: map[string]string{"check": "672", "code": "301", "state": "WARN", "warnings": "redirect: https://example.ru/"},
fields: map[string]interface{}{"took": int64(276)},
wantPrefix: `chttp,check=672,code=301,state=WARN,warnings=redirect:\ https://example.ru/ took=276i`,
},
{
name: "check with equals in error",
measurement: "chttp",
tags: map[string]string{"check": "100", "state": "ERR", "error": "key=value problem"},
fields: map[string]interface{}{"took": int64(0)},
wantPrefix: `chttp,check=100,error=key\=value\ problem,state=ERR took=0i`,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got := formatInfluxLine(tt.measurement, tt.tags, tt.fields, ts)
// The line should end with the timestamp
wantSuffix := " 1771961128540561786"
want := tt.wantPrefix + wantSuffix
if got != want {
t.Errorf("formatInfluxLine() =\n %q\nwant:\n %q", got, want)
}
})
}
}
func TestQueryVM_UsesMatchParam(t *testing.T) {
var receivedQuery string
var receivedStart string
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
receivedQuery = r.URL.Query().Get("match[]")
receivedStart = r.URL.Query().Get("start")
// Verify it's NOT using the old "query" param
if q := r.URL.Query().Get("query"); q != "" {
t.Errorf("QueryVM sent deprecated 'query' param: %s", q)
}
w.WriteHeader(http.StatusOK)
// Return empty JSON-lines response
}))
defer server.Close()
// Override addr for test
oldAddr := addr
addr = server.URL
defer func() { addr = oldAddr }()
selector := `chttp_took{check="123"}`
_, err := QueryVM(selector, "1771960000")
if err != nil {
t.Fatalf("QueryVM returned error: %v", err)
}
if receivedQuery != selector {
t.Errorf("match[] = %q, want %q", receivedQuery, selector)
}
if receivedStart != "1771960000" {
t.Errorf("start = %q, want %q", receivedStart, "1771960000")
}
}
func TestQueryVM_ParsesResponse(t *testing.T) {
response := `{"metric":{"__name__":"chttp_took","check":"123","state":"OK"},"values":[294,305],"timestamps":[1771961128000,1771961188000]}
{"metric":{"__name__":"chttp_took","check":"123","state":"ERR","error":"timeout"},"values":[0],"timestamps":[1771961248000]}`
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
io.WriteString(w, response)
}))
defer server.Close()
oldAddr := addr
addr = server.URL
defer func() { addr = oldAddr }()
results, err := QueryVM(`chttp_took{check="123"}`, "")
if err != nil {
t.Fatalf("QueryVM returned error: %v", err)
}
if len(results) != 2 {
t.Fatalf("expected 2 results, got %d", len(results))
}
if results[0].Metric["state"] != "OK" {
t.Errorf("first result state = %q, want OK", results[0].Metric["state"])
}
if len(results[0].Values) != 2 {
t.Errorf("first result values count = %d, want 2", len(results[0].Values))
}
if results[1].Metric["error"] != "timeout" {
t.Errorf("second result error = %q, want timeout", results[1].Metric["error"])
}
}
func TestGetLast(t *testing.T) {
response := `{"metric":{"__name__":"chttp_took","check":"123","state":"OK","error":"","warnings":""},"values":[294,305],"timestamps":[1771961128000,1771961188000]}
{"metric":{"__name__":"chttp_took","check":"123","state":"ERR","error":"timeout","warnings":""},"values":[0],"timestamps":[1771961248000]}`
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// Verify correct params
match := r.URL.Query().Get("match[]")
if match != `chttp_took{check="123"}` {
t.Errorf("match[] = %q, want chttp_took{check=\"123\"}", match)
}
start := r.URL.Query().Get("start")
if start == "" {
t.Error("expected start parameter")
}
w.WriteHeader(http.StatusOK)
io.WriteString(w, response)
}))
defer server.Close()
oldAddr := addr
addr = server.URL
defer func() { addr = oldAddr }()
data, err := GetLast("chttp", 123, 6)
if err != nil {
t.Fatalf("GetLast returned error: %v", err)
}
if len(data) != 3 {
t.Fatalf("expected 3 data points, got %d", len(data))
}
// Should be sorted newest first
if data[0].State != "ERR" {
t.Errorf("first (newest) data point state = %q, want ERR", data[0].State)
}
if data[0].Duration != 0 {
t.Errorf("first data point duration = %d, want 0", data[0].Duration)
}
if data[2].State != "OK" {
t.Errorf("last (oldest) data point state = %q, want OK", data[2].State)
}
if data[2].Duration != 294 {
t.Errorf("last data point duration = %d, want 294", data[2].Duration)
}
}
func TestWriteOne_EscapesSpecialChars(t *testing.T) {
var receivedBody string
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
body, _ := io.ReadAll(r.Body)
receivedBody = string(body)
w.WriteHeader(http.StatusNoContent)
}))
defer server.Close()
oldAddr := addr
addr = server.URL
defer func() { addr = oldAddr }()
tags := map[string]string{
"check": "791",
"code": "200",
"error": "response check: expected keyword not found",
"state": "ERR",
"warnings": "",
}
fields := map[string]interface{}{
"took": int64(294),
}
err := WriteOne("chttp", tags, fields)
if err != nil {
t.Fatalf("WriteOne returned error: %v", err)
}
// The body should have properly escaped tag values
if strings.Contains(receivedBody, "error=response check:") {
t.Error("error tag value was not escaped - spaces should be escaped")
}
if !strings.Contains(receivedBody, `error=response\ check:\ expected\ keyword\ not\ found`) {
t.Errorf("expected escaped error tag, got: %s", receivedBody)
}
// Should contain the field
if !strings.Contains(receivedBody, "took=294i") {
t.Errorf("body doesn't contain took=294i: %s", receivedBody)
}
// Should start with measurement name
if !strings.HasPrefix(receivedBody, "chttp,") {
t.Errorf("body doesn't start with chttp,: %s", receivedBody)
}
}
func TestWriteOne_SendsToCorrectEndpoint(t *testing.T) {
var receivedPath string
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
receivedPath = r.URL.Path
w.WriteHeader(http.StatusNoContent)
}))
defer server.Close()
oldAddr := addr
addr = server.URL
defer func() { addr = oldAddr }()
err := WriteOne("chttp", map[string]string{"check": "1"}, map[string]interface{}{"took": int64(100)})
if err != nil {
t.Fatalf("WriteOne returned error: %v", err)
}
if receivedPath != "/api/v2/write" {
t.Errorf("WriteOne sent to %q, want /api/v2/write", receivedPath)
}
}
func TestQueryVM_Error(t *testing.T) {
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusBadRequest)
io.WriteString(w, "missing `match[]` arg")
}))
defer server.Close()
oldAddr := addr
addr = server.URL
defer func() { addr = oldAddr }()
_, err := QueryVM("bad_query", "")
if err == nil {
t.Fatal("expected error, got nil")
}
if !strings.Contains(err.Error(), "400") {
t.Errorf("error should contain status code 400: %v", err)
}
}
func TestGetLast_RejectsHyphenatedMetric(t *testing.T) {
var receivedMatch string
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
receivedMatch = r.URL.Query().Get("match[]")
w.WriteHeader(http.StatusOK)
}))
defer server.Close()
oldAddr := addr
addr = server.URL
defer func() { addr = oldAddr }()
_, err := GetLast("cllm_http", 123, 6)
if err != nil {
t.Fatalf("GetLast returned error: %v", err)
}
if receivedMatch != `cllm_http_took{check="123"}` {
t.Errorf("match[] = %q, want cllm_http_took{check=\"123\"}", receivedMatch)
}
if strings.Contains(receivedMatch, "-") {
t.Errorf("match[] should not contain hyphen: %q", receivedMatch)
}
}
func TestVMExportResponseParsing(t *testing.T) {
jsonStr := `{"metric":{"__name__":"chttp_took","check":"456","state":"WARN","warnings":"redirect: https://example.com/"},"values":[276],"timestamps":[1771961130522365547]}`
var resp VMExportResponse
err := json.Unmarshal([]byte(jsonStr), &resp)
if err != nil {
t.Fatalf("failed to parse: %v", err)
}
if resp.Metric["check"] != "456" {
t.Errorf("check = %q, want 456", resp.Metric["check"])
}
if resp.Metric["warnings"] != "redirect: https://example.com/" {
t.Errorf("warnings = %q", resp.Metric["warnings"])
}
if len(resp.Values) != 1 {
t.Fatalf("expected 1 value, got %d", len(resp.Values))
}
v, _ := resp.Values[0].Int64()
if v != 276 {
t.Errorf("value = %d, want 276", v)
}
}