Added full support for raindrops and tests

2016-02-14 12:27:13 +02:00
parent 0415e8d19e
commit ec8f51beaf
5 changed files with 310 additions and 0 deletions
--- a/plugins/inputs/raindrops/raindrops_test.go
+++ b/plugins/inputs/raindrops/raindrops_test.go
@@ -0,0 +1,108 @@
+package raindrops
+
+import (
+	"fmt"
+	"net"
+	"net/http"
+	"net/http/httptest"
+	"net/url"
+	"testing"
+
+	"github.com/influxdata/telegraf/testutil"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"time"
+)
+
+const sampleResponse = `
+calling: 100
+writing: 200
+0.0.0.0:8080 active: 1
+0.0.0.0:8080 queued: 2
+0.0.0.0:8081 active: 3
+0.0.0.0:8081 queued: 4
+127.0.0.1:8082 active: 5
+127.0.0.1:8082 queued: 6
+0.0.0.0:8083 active: 7
+0.0.0.0:8083 queued: 8
+0.0.0.0:8084 active: 9
+0.0.0.0:8084 queued: 10
+0.0.0.0:3000 active: 11
+0.0.0.0:3000 queued: 12
+/tmp/listen.me active: 13
+/tmp/listen.me queued: 14
+`
+
+// Verify that raindrops tags are properly parsed based on the server
+func TestRaindropsTags(t *testing.T) {
+	urls := []string{"http://localhost/_raindrops", "http://localhost:80/_raindrops"}
+	var addr *url.URL
+	r := &Raindrops{}
+	for _, url1 := range urls {
+		addr, _ = url.Parse(url1)
+		tagMap := r.getTags(addr)
+		assert.Contains(t, tagMap["server"], "localhost")
+	}
+}
+
+func TestRaindropsGeneratesMetrics(t *testing.T) {
+	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		var rsp string
+
+		if r.URL.Path == "/_raindrops" {
+			rsp = sampleResponse
+		} else {
+			panic("Cannot handle request")
+		}
+
+		fmt.Fprintln(w, rsp)
+	}))
+	defer ts.Close()
+
+	n := &Raindrops{
+		Urls: []string{fmt.Sprintf("%s/_raindrops", ts.URL)},
+		http_client: &http.Client{Transport: &http.Transport{
+			ResponseHeaderTimeout: time.Duration(3 * time.Second),
+		}},
+	}
+
+	var acc testutil.Accumulator
+
+	err := n.Gather(&acc)
+	require.NoError(t, err)
+
+	fields := map[string]interface{}{
+		"calling":   uint64(100),
+		"writing":  uint64(200),
+	}
+	addr, err := url.Parse(ts.URL)
+	if err != nil {
+		panic(err)
+	}
+
+	host, port, err := net.SplitHostPort(addr.Host)
+	if err != nil {
+		host = addr.Host
+		if addr.Scheme == "http" {
+			port = "80"
+		} else if addr.Scheme == "https" {
+			port = "443"
+		} else {
+			port = ""
+		}
+	}
+
+	tags := map[string]string{"server": host, "port": port}
+	acc.AssertContainsTaggedFields(t, "raindrops", fields, tags)
+
+	tags = map[string]string{
+		"port": "8081",
+		"ip": "0.0.0.0",
+	}
+	fields = map[string]interface {} {
+		"active": uint64(3),
+		"queued": uint64(4),
+	}
+	fmt.Println("raindropssock_test", fields, tags)
+	acc.AssertContainsTaggedFields(t, "raindropssock", fields, tags)
+}