gf/contrib/metric/otelmetric/otelmetric_z_unit_http_test.go

95 lines
2.6 KiB
Go

// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
// You can obtain one at https://github.com/gogf/gf.
package otelmetric_test
import (
"fmt"
"testing"
"time"
"github.com/prometheus/client_golang/prometheus/promhttp"
"go.opentelemetry.io/otel/exporters/prometheus"
"github.com/gogf/gf/contrib/metric/otelmetric/v2"
"github.com/gogf/gf/v2"
"github.com/gogf/gf/v2/frame/g"
"github.com/gogf/gf/v2/net/ghttp"
"github.com/gogf/gf/v2/os/gctx"
"github.com/gogf/gf/v2/os/gmetric"
"github.com/gogf/gf/v2/test/gtest"
"github.com/gogf/gf/v2/text/gregex"
"github.com/gogf/gf/v2/text/gstr"
"github.com/gogf/gf/v2/util/guid"
)
func Test_HTTP_Server(t *testing.T) {
gtest.C(t, func(t *gtest.T) {
s := g.Server(guid.S())
s.BindHandler("/user/:id", func(r *ghttp.Request) {
r.Response.Write("user")
})
s.BindHandler("/order/:id", func(r *ghttp.Request) {
r.Response.Write("order")
})
s.BindHandler("/metrics", ghttp.WrapH(promhttp.Handler()))
s.SetDumpRouterMap(false)
s.Start()
defer s.Shutdown()
time.Sleep(100 * time.Millisecond)
var ctx = gctx.New()
// Prometheus exporter to export metrics as Prometheus format.
exporter, err := prometheus.New(
prometheus.WithoutCounterSuffixes(),
prometheus.WithoutUnits(),
)
if err != nil {
g.Log().Fatal(ctx, err)
}
// OpenTelemetry provider.
provider := otelmetric.MustProvider(otelmetric.WithReader(exporter))
defer provider.Shutdown(ctx)
gmetric.SetGlobalProvider(provider)
defer gmetric.SetGlobalProvider(nil)
c := g.Client()
c.SetPrefix(fmt.Sprintf("http://127.0.0.1:%d", s.GetListenedPort()))
c.GetContent(ctx, "/user/1")
c.PutContent(ctx, "/user/1", "123")
c.PostContent(ctx, "/user/2", "123")
c.DeleteContent(ctx, "/user/3")
c.GetContent(ctx, "/order/1")
c.PutContent(ctx, "/order/1", "1234")
c.PostContent(ctx, "/order/2", "1234")
c.DeleteContent(ctx, "/order/3")
var (
metricsContent = c.GetContent(ctx, "/metrics")
expectContent = gtest.DataContent("http.prometheus.metrics.txt")
)
expectContent, _ = gregex.ReplaceString(
`otel_scope_version=".+?"`,
fmt.Sprintf(`otel_scope_version="%s"`, gf.VERSION),
expectContent,
)
expectContent, _ = gregex.ReplaceString(
`server_port=".+?"`,
fmt.Sprintf(`server_port="%d"`, s.GetListenedPort()),
expectContent,
)
//fmt.Println(metricsContent)
for _, line := range gstr.SplitAndTrim(expectContent, "\n") {
//fmt.Println(line)
t.Assert(gstr.Contains(metricsContent, line), true)
}
})
}