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Joiner unit tests

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master
Philip O'Toole 10 months ago
parent 002973f787
commit a96a5fa571
1 changed files with 133 additions and 165 deletions
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298
cluster/join_test.go
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@ -1,195 +1,163 @@
package cluster
import (
"encoding/json"
"io"
"net/http"
"net/http/httptest"
"net"
"testing"
"time"
"github.com/rqlite/rqlite/cluster/servicetest"
"google.golang.org/protobuf/proto"
)
const numAttempts int = 3
const attemptInterval = 1 * time.Second
func Test_SingleJoinOK(t *testing.T) { XXXXXX THIS TEST NEEDS TO BE UPDATED
var body map[string]interface{}
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.Method != "POST" {
t.Fatalf("Client did not use POST")
func Test_SingleJoinOK(t *testing.T) {
srv := servicetest.NewService()
srv.Handler = func(conn net.Conn) {
var p []byte
var err error
c := readCommand(conn)
if c == nil {
// Error on connection, so give up, as normal
// test exit can cause that too.
return
}
w.WriteHeader(http.StatusOK)
if r.Header["Content-Type"][0] != "application/json" {
t.Fatalf("incorrect Content-Type set")
if c.Type != Command_COMMAND_TYPE_JOIN {
t.Fatalf("unexpected command type: %d", c.Type)
}
b, err := io.ReadAll(r.Body)
if err != nil {
w.WriteHeader(http.StatusBadRequest)
return
jr := c.GetJoinRequest()
if jr == nil {
t.Fatal("join request is nil")
}
if err := json.Unmarshal(b, &body); err != nil {
w.WriteHeader(http.StatusBadRequest)
return
if exp, got := "id0", jr.Id; exp != got {
t.Fatalf("unexpected id, got %s, exp: %s", got, exp)
}
if exp, got := "1.2.3.4", jr.Address; exp != got {
t.Fatalf("unexpected addr, got %s, exp: %s", got, exp)
}
}))
defer ts.Close()
joiner := NewJoiner("127.0.0.1", numAttempts, attemptInterval, nil)
resp := &CommandJoinResponse{}
p, err = proto.Marshal(resp)
if err != nil {
conn.Close()
}
writeBytesWithLength(conn, p)
}
srv.Start()
defer srv.Close()
// Ensure joining with protocol prefix works.
j, err := joiner.Do([]string{ts.URL}, "id0", "127.0.0.1:9090", false)
c := NewClient(&simpleDialer{}, 0)
joiner := NewJoiner(c, numAttempts, attemptInterval)
addr, err := joiner.Do([]string{srv.Addr()}, "id0", "1.2.3.4", true)
if err != nil {
t.Fatalf("failed to join a single node: %s", err.Error())
t.Fatal(err)
}
if j != ts.URL+"/join" {
t.Fatalf("node joined using wrong endpoint, exp: %s, got: %s", j, ts.URL)
if exp, got := srv.Addr(), addr; exp != got {
t.Fatalf("unexpected addr, got %s, exp: %s", got, exp)
}
}
if got, exp := body["id"].(string), "id0"; got != exp {
t.Fatalf("wrong node ID supplied, exp %s, got %s", exp, got)
func Test_SingleJoinZeroAttempts(t *testing.T) {
srv := servicetest.NewService()
srv.Handler = func(conn net.Conn) {
t.Fatalf("handler should not have been called")
}
if got, exp := body["addr"].(string), "127.0.0.1:9090"; got != exp {
t.Fatalf("wrong address supplied, exp %s, got %s", exp, got)
}
if got, exp := body["voter"].(bool), false; got != exp {
t.Fatalf("wrong voter state supplied, exp %v, got %v", exp, got)
srv.Start()
defer srv.Close()
c := NewClient(&simpleDialer{}, 0)
joiner := NewJoiner(c, 0, attemptInterval)
_, err := joiner.Do([]string{srv.Addr()}, "id0", "1.2.3.4", true)
if err != ErrJoinFailed {
t.Fatalf("Incorrect error returned when zero attempts specified")
}
}
// Ensure joining without protocol prefix works.
j, err = joiner.Do([]string{ts.Listener.Addr().String()}, "id0", "127.0.0.1:9090", false)
if err != nil {
t.Fatalf("failed to join a single node: %s", err.Error())
func Test_SingleJoinFail(t *testing.T) {
srv := servicetest.NewService()
srv.Handler = func(conn net.Conn) {
var p []byte
var err error
c := readCommand(conn)
if c == nil {
// Error on connection, so give up, as normal
// test exit can cause that too.
return
}
resp := &CommandJoinResponse{
Error: "bad request",
}
p, err = proto.Marshal(resp)
if err != nil {
conn.Close()
}
writeBytesWithLength(conn, p)
}
if j != ts.URL+"/join" {
t.Fatalf("node joined using wrong endpoint, exp: %s, got: %s", j, ts.URL)
srv.Start()
defer srv.Close()
c := NewClient(&simpleDialer{}, 0)
joiner := NewJoiner(c, numAttempts, attemptInterval)
_, err := joiner.Do([]string{srv.Addr()}, "id0", "1.2.3.4", true)
if err == nil {
t.Fatalf("expected error when joining bad node")
}
}
if got, exp := body["id"].(string), "id0"; got != exp {
t.Fatalf("wrong node ID supplied, exp %s, got %s", exp, got)
func Test_DoubleJoinOKSecondNode(t *testing.T) {
srv1 := servicetest.NewService()
srv1.Handler = func(conn net.Conn) {
var p []byte
var err error
c := readCommand(conn)
if c == nil {
// Error on connection, so give up, as normal
// test exit can cause that too.
return
}
resp := &CommandJoinResponse{
Error: "bad request",
}
p, err = proto.Marshal(resp)
if err != nil {
conn.Close()
}
writeBytesWithLength(conn, p)
}
if got, exp := body["addr"].(string), "127.0.0.1:9090"; got != exp {
t.Fatalf("wrong address supplied, exp %s, got %s", exp, got)
srv1.Start()
defer srv1.Close()
srv2 := servicetest.NewService()
srv2.Handler = func(conn net.Conn) {
var p []byte
var err error
c := readCommand(conn)
if c == nil {
// Error on connection, so give up, as normal
// test exit can cause that too.
return
}
if c.Type != Command_COMMAND_TYPE_JOIN {
t.Fatalf("unexpected command type: %d", c.Type)
}
resp := &CommandJoinResponse{}
p, err = proto.Marshal(resp)
if err != nil {
conn.Close()
}
writeBytesWithLength(conn, p)
}
if got, exp := body["voter"].(bool), false; got != exp {
t.Fatalf("wrong voter state supplied, exp %v, got %v", exp, got)
srv2.Start()
defer srv2.Close()
c := NewClient(&simpleDialer{}, 0)
joiner := NewJoiner(c, numAttempts, attemptInterval)
addr, err := joiner.Do([]string{srv1.Addr(), srv2.Addr()}, "id0", "1.2.3.4", true)
if err != nil {
t.Fatal(err)
}
if exp, got := srv2.Addr(), addr; exp != got {
t.Fatalf("unexpected addr, got %s, exp: %s", got, exp)
}
}
// func Test_SingleJoinZeroAttempts(t *testing.T) {
// ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// t.Fatalf("handler should not have been called")
// }))
// joiner := NewJoiner("127.0.0.1", 0, attemptInterval, nil)
// _, err := joiner.Do([]string{ts.URL}, "id0", "127.0.0.1:9090", false)
// if err != ErrJoinFailed {
// t.Fatalf("Incorrect error returned when zero attempts specified")
// }
// }
// func Test_SingleJoinFail(t *testing.T) {
// ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// w.WriteHeader(http.StatusBadRequest)
// }))
// defer ts.Close()
// joiner := NewJoiner("", 0, attemptInterval, nil)
// _, err := joiner.Do([]string{ts.URL}, "id0", "127.0.0.1:9090", true)
// if err == nil {
// t.Fatalf("expected error when joining bad node")
// }
// }
// func Test_DoubleJoinOK(t *testing.T) {
// ts1 := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// }))
// defer ts1.Close()
// ts2 := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// }))
// defer ts2.Close()
// joiner := NewJoiner("127.0.0.1", numAttempts, attemptInterval, nil)
// // Ensure joining with protocol prefix works.
// j, err := joiner.Do([]string{ts1.URL, ts2.URL}, "id0", "127.0.0.1:9090", true)
// if err != nil {
// t.Fatalf("failed to join a single node: %s", err.Error())
// }
// if j != ts1.URL+"/join" {
// t.Fatalf("node joined using wrong endpoint, exp: %s, got: %s", j, ts1.URL)
// }
// // Ensure joining without protocol prefix works.
// j, err = joiner.Do([]string{ts1.Listener.Addr().String(), ts2.Listener.Addr().String()}, "id0", "127.0.0.1:9090", true)
// if err != nil {
// t.Fatalf("failed to join a single node: %s", err.Error())
// }
// if j != ts1.URL+"/join" {
// t.Fatalf("node joined using wrong endpoint, exp: %s, got: %s", j, ts1.URL)
// }
// }
// func Test_DoubleJoinOKSecondNode(t *testing.T) {
// ts1 := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// w.WriteHeader(http.StatusBadRequest)
// }))
// defer ts1.Close()
// ts2 := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// }))
// defer ts2.Close()
// joiner := NewJoiner("", numAttempts, attemptInterval, nil)
// // Ensure joining with protocol prefix works.
// j, err := joiner.Do([]string{ts1.URL, ts2.URL}, "id0", "127.0.0.1:9090", true)
// if err != nil {
// t.Fatalf("failed to join a single node: %s", err.Error())
// }
// if j != ts2.URL+"/join" {
// t.Fatalf("node joined using wrong endpoint, exp: %s, got: %s", j, ts2.URL)
// }
// // Ensure joining without protocol prefix works.
// j, err = joiner.Do([]string{ts1.Listener.Addr().String(), ts2.Listener.Addr().String()}, "id0", "127.0.0.1:9090", true)
// if err != nil {
// t.Fatalf("failed to join a single node: %s", err.Error())
// }
// if j != ts2.URL+"/join" {
// t.Fatalf("node joined using wrong endpoint, exp: %s, got: %s", j, ts2.URL)
// }
// }
// func Test_DoubleJoinOKSecondNodeRedirect(t *testing.T) {
// ts1 := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// }))
// defer ts1.Close()
// redirectAddr := fmt.Sprintf("%s%s", ts1.URL, "/join")
// ts2 := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// http.Redirect(w, r, redirectAddr, http.StatusMovedPermanently)
// }))
// defer ts2.Close()
// joiner := NewJoiner("127.0.0.1", numAttempts, attemptInterval, nil)
// // Ensure joining with protocol prefix works.
// j, err := joiner.Do([]string{ts2.URL}, "id0", "127.0.0.1:9090", true)
// if err != nil {
// t.Fatalf("failed to join a single node: %s", err.Error())
// }
// if j != redirectAddr {
// t.Fatalf("node joined using wrong endpoint, exp: %s, got: %s", redirectAddr, j)
// }
// // Ensure joining without protocol prefix works.
// j, err = joiner.Do([]string{ts2.Listener.Addr().String()}, "id0", "127.0.0.1:9090", true)
// if err != nil {
// t.Fatalf("failed to join a single node: %s", err.Error())
// }
// if j != redirectAddr {
// t.Fatalf("node joined using wrong endpoint, exp: %s, got: %s", redirectAddr, j)
// }
// }

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