70 lines
1.4 KiB
Go
70 lines
1.4 KiB
Go
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package tunnelhostnamemapper
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import (
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"fmt"
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"net/http"
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"sync"
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"testing"
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"github.com/cloudflare/cloudflared/h2mux"
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"github.com/cloudflare/cloudflared/originservice"
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"github.com/stretchr/testify/assert"
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)
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const (
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routines = 1000
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)
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func TestTunnelHostnameMapperConcurrentAccess(t *testing.T) {
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thm := NewTunnelHostnameMapper()
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concurrentOps(t, func(i int) {
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// om is empty
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os, ok := thm.Get(tunnelHostname(i))
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assert.False(t, ok)
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assert.Nil(t, os)
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})
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httpOS := originservice.NewHTTPService(http.DefaultTransport, "127.0.0.1:8080", false)
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concurrentOps(t, func(i int) {
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thm.Add(tunnelHostname(i), httpOS)
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})
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concurrentOps(t, func(i int) {
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os, ok := thm.Get(tunnelHostname(i))
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assert.True(t, ok)
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assert.Equal(t, httpOS, os)
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})
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secondHTTPOS := originservice.NewHTTPService(http.DefaultTransport, "127.0.0.1:8090", true)
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concurrentOps(t, func(i int) {
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// Add should httpOS with secondHTTPOS
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thm.Add(tunnelHostname(i), secondHTTPOS)
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})
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concurrentOps(t, func(i int) {
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os, ok := thm.Get(tunnelHostname(i))
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assert.True(t, ok)
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assert.Equal(t, secondHTTPOS, os)
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})
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thm.DeleteAll()
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assert.Empty(t, thm.tunnelHostnameToOrigin)
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}
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func concurrentOps(t *testing.T, f func(i int)) {
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var wg sync.WaitGroup
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wg.Add(routines)
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for i := 0; i < routines; i++ {
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go func(i int) {
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f(i)
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wg.Done()
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}(i)
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}
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wg.Wait()
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}
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func tunnelHostname(i int) h2mux.TunnelHostname {
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return h2mux.TunnelHostname(fmt.Sprintf("%d.cftunnel.com", i))
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}
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