Gilles Soulier
45 lines
1000 B
Go
45 lines
1000 B
Go
package transport_test
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import (
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"encoding/json"
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"net"
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"testing"
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"time"
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"github.com/user/nanometrics/server/models"
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"github.com/user/nanometrics/server/transport"
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)
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func TestUDPReceive(t *testing.T) {
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received := make(chan *models.AgentMetrics, 1)
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err := transport.StartUDP("127.0.0.1:29999", func(m *models.AgentMetrics) {
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received <- m
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})
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if err != nil {
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t.Fatalf("start UDP: %v", err)
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}
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conn, err := net.Dial("udp", "127.0.0.1:29999")
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if err != nil {
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t.Fatalf("dial: %v", err)
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}
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defer conn.Close()
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cpu := 55.0
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m := models.AgentMetrics{Hostname: "test-01", IP: "127.0.0.1", Status: "online", CPUPercent: &cpu}
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data, _ := json.Marshal(m)
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conn.Write(data)
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select {
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case got := <-received:
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if got.Hostname != "test-01" {
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t.Errorf("hostname: attendu test-01, eu %s", got.Hostname)
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}
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if got.CPUPercent == nil || *got.CPUPercent != 55.0 {
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t.Error("cpu_percent incorrect")
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}
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case <-time.After(time.Second):
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t.Error("timeout: aucune métrique reçue")
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}
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}
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