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gelf_test.go
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gelf_test.go
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package gelf
import (
"bytes"
"encoding/binary"
"github.com/bmizerany/assert"
"net"
"reflect"
"strconv"
"strings"
"testing"
)
var validJson = `{
"version": "1.0",
"host": "localhost",
"timestamp": "123312312",
"facility": "Google Go",
"short_message": "Hello From Golang! :)"
}`
var inValidJson = `{
"_id": "23",
"version": "1.0",
"host": "localhost",
"timestamp": "123312312",
"facility": "Google Go",
"short_message": "Hello From Golang! :)"
}`
func Benchmark_LogWithShortMessage(b *testing.B) {
b.StopTimer()
g := New(Config{})
b.StartTimer()
for i := 0; i < b.N; i++ {
g.Log("Hello World")
}
}
func Benchmark_LogWithChunks(b *testing.B) {
b.StopTimer()
g := New(Config{
MaxChunkSizeWan: 10,
MaxChunkSizeLan: 10,
})
b.StartTimer()
for i := 0; i < b.N; i++ {
g.Log("sdfsdsdfdsfdsddddfsdfsdsdfdsfdsddddfsdfsdsdfdsfdsddddfsdfsdsdfdsfdsddddfsdfsdsdfdsfdsddddfsdfsdsdfdsfdsddddfsdfsdsdfdsfdsddddfsdfsdsdfdsfdsddddf")
}
}
func Test_New_itShouldUseDefaultConfigValuesIfNoOtherProvided(t *testing.T) {
g := New(Config{})
assert.Equal(t, g.Config.GraylogPort, defaultGraylogPort)
assert.Equal(t, g.Config.GraylogHostname, defaultGraylogHostname)
assert.Equal(t, g.Config.Connection, defaultConnection)
assert.Equal(t, g.Config.MaxChunkSizeWan, defaultMaxChunkSizeWan)
assert.Equal(t, g.Config.MaxChunkSizeLan, defaultMaxChunkSizeLan)
}
func Test_New_itShouldUseConfigValuesFromArguments(t *testing.T) {
g := New(Config{
GraylogPort: 80,
GraylogHostname: "foobarhost",
Connection: "wlan",
MaxChunkSizeWan: 42,
MaxChunkSizeLan: 1337,
})
assert.Equal(t, g.Config.GraylogPort, 80)
assert.Equal(t, g.Config.GraylogHostname, "foobarhost")
assert.Equal(t, g.Config.Connection, "wlan")
assert.Equal(t, g.Config.MaxChunkSizeWan, 42)
assert.Equal(t, g.Config.MaxChunkSizeLan, 1337)
}
func Test_ParseJson_itShouldReturnTypeMapStringInterface(t *testing.T) {
g := New(Config{})
res := g.ParseJson(validJson)
assert.Equal(t, reflect.TypeOf(res), reflect.TypeOf(make(map[string]interface{})))
}
func Test_ParseJson_itShouldParseTheStringToJson(t *testing.T) {
g := New(Config{})
res := g.ParseJson(validJson)
assert.Equal(t, res["version"], "1.0")
assert.Equal(t, res["host"], "localhost")
assert.Equal(t, res["timestamp"], "123312312")
assert.Equal(t, res["facility"], "Google Go")
assert.Equal(t, res["short_message"], "Hello From Golang! :)")
}
func Test_TestForForbiddenValues_itShouldReturnAnErrorIfForbiddenValuesAppear(t *testing.T) {
g := New(Config{})
res := g.ParseJson(inValidJson)
err := g.TestForForbiddenValues(res)
assert.NotEqual(t, nil, err)
}
func Test_TestSend_itShouldSendUdpPacketsToAServer(t *testing.T) {
g := New(Config{
GraylogPort: 55555,
})
done := make(chan int)
go Server(done, 55555, t)
g.Send([]byte("Hello Graylog"))
<-done
}
func Test_IntToBytes_itShouldCreateBytesFromInts(t *testing.T) {
g := New(Config{})
res := g.IntToBytes(20)
expected := make([]int32, 1)
expected[0] = 20
assert.Equal(t, bytes.Runes(res), expected)
}
func Test_GetChunksize_itShouldReturnTheValuesForWan(t *testing.T) {
g := New(Config{
Connection: "wan",
MaxChunkSizeWan: 42,
MaxChunkSizeLan: 1337,
})
res := g.GetChunksize()
assert.Equal(t, 42, res)
}
func Test_GetChunksize_itShouldReturnTheValuesForLan(t *testing.T) {
g := New(Config{
Connection: "lan",
MaxChunkSizeWan: 42,
MaxChunkSizeLan: 1337,
})
res := g.GetChunksize()
assert.Equal(t, 1337, res)
}
func Test_CreateChunkedMessages_itShouldStartWithTheMagicNumber(t *testing.T) {
g := New(Config{})
b := []byte("message")
buffer := bytes.NewBuffer(b)
packet := g.CreateChunkedMessage(1, 0, []byte("id"), buffer)
res := packet.String()
assert.Equal(t, strings.Contains(res, "\x1e\x0f"), true)
}
func Test_CreateChunkedMessages_itShouldContainAnId(t *testing.T) {
g := New(Config{})
b := []byte("message")
buffer := bytes.NewBuffer(b)
packet := g.CreateChunkedMessage(1, 0, []byte("myId"), buffer)
res := packet.String()
assert.Equal(t, strings.Contains(res, "myId"), true)
}
func Test_CreateChunkedMessages_itShouldHaveTheIndex(t *testing.T) {
g := New(Config{})
b := []byte("message")
buffer := bytes.NewBuffer(b)
packet := g.CreateChunkedMessage(13, 42, []byte("id"), buffer)
buf := new(bytes.Buffer)
binary.Write(buf, binary.LittleEndian, int8(13))
assert.Equal(t, bytes.Contains(packet.Bytes(), buf.Bytes()), true)
}
func Test_CreateChunkedMessages_itShouldHaveThePacketCount(t *testing.T) {
g := New(Config{})
b := []byte("message")
buffer := bytes.NewBuffer(b)
packet := g.CreateChunkedMessage(133, 42, []byte("id"), buffer)
buf := new(bytes.Buffer)
binary.Write(buf, binary.LittleEndian, int8(42))
assert.Equal(t, bytes.Contains(packet.Bytes(), buf.Bytes()), true)
}
func Server(done chan<- int, port int, t *testing.T) {
laddr, err := net.ResolveUDPAddr("udp", ":"+strconv.Itoa(port))
if err != nil {
panic(err)
}
buffer := make([]byte, 1024)
for {
conn, err := net.ListenUDP("udp", laddr)
if err != nil {
panic(err)
}
for {
n, err := conn.Read(buffer)
if err != nil {
panic(err)
}
conn.Close()
if string(buffer[:n]) != "Hello Graylog" {
t.Error("TestServer Error - String not Equal.")
}
done <- 0
return
}
conn.Close()
}
}