Files
galaxy-game/backend/internal/engineclient/client_test.go
T
2026-05-06 10:14:55 +03:00

237 lines
7.2 KiB
Go

package engineclient
import (
"context"
"encoding/json"
"errors"
"net/http"
"net/http/httptest"
"strings"
"testing"
"time"
"galaxy/model/rest"
"github.com/google/uuid"
)
func newTestClient(t *testing.T, srv *httptest.Server) *Client {
t.Helper()
cli, err := NewClientWithHTTP(Config{CallTimeout: 2 * time.Second, ProbeTimeout: 1 * time.Second}, srv.Client())
if err != nil {
t.Fatalf("NewClientWithHTTP: %v", err)
}
return cli
}
func TestClientInitSuccess(t *testing.T) {
wantID := uuid.New()
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != pathAdminInit {
t.Fatalf("unexpected path: %s", r.URL.Path)
}
if r.Method != http.MethodPost {
t.Fatalf("unexpected method: %s", r.Method)
}
w.Header().Set("Content-Type", "application/json")
_ = json.NewEncoder(w).Encode(rest.StateResponse{ID: wantID, Turn: 1, Players: []rest.PlayerState{{ID: uuid.New(), RaceName: "alpha"}}})
}))
t.Cleanup(srv.Close)
cli := newTestClient(t, srv)
got, err := cli.Init(context.Background(), srv.URL, rest.InitRequest{Races: []rest.InitRace{{RaceName: "alpha"}}})
if err != nil {
t.Fatalf("Init returned error: %v", err)
}
if got.ID != wantID {
t.Fatalf("ID = %s, want %s", got.ID, wantID)
}
if got.Turn != 1 {
t.Fatalf("Turn = %d, want 1", got.Turn)
}
}
func TestClientInitValidationError(t *testing.T) {
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
http.Error(w, `{"reason":"races empty"}`, http.StatusBadRequest)
}))
t.Cleanup(srv.Close)
cli := newTestClient(t, srv)
_, err := cli.Init(context.Background(), srv.URL, rest.InitRequest{Races: []rest.InitRace{{RaceName: "x"}}})
if !errors.Is(err, ErrEngineValidation) {
t.Fatalf("expected ErrEngineValidation, got %v", err)
}
}
func TestClientInitUnreachableOn5xx(t *testing.T) {
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
http.Error(w, "boom", http.StatusInternalServerError)
}))
t.Cleanup(srv.Close)
cli := newTestClient(t, srv)
_, err := cli.Init(context.Background(), srv.URL, rest.InitRequest{Races: []rest.InitRace{{RaceName: "x"}}})
if !errors.Is(err, ErrEngineUnreachable) {
t.Fatalf("expected ErrEngineUnreachable, got %v", err)
}
}
func TestClientInitProtocolViolation(t *testing.T) {
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
_, _ = w.Write([]byte("not-json"))
}))
t.Cleanup(srv.Close)
cli := newTestClient(t, srv)
_, err := cli.Init(context.Background(), srv.URL, rest.InitRequest{Races: []rest.InitRace{{RaceName: "x"}}})
if !errors.Is(err, ErrEngineProtocolViolation) {
t.Fatalf("expected ErrEngineProtocolViolation, got %v", err)
}
}
func TestClientStatusOK(t *testing.T) {
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != pathAdminStatus || r.Method != http.MethodGet {
t.Fatalf("unexpected request: %s %s", r.Method, r.URL.Path)
}
_ = json.NewEncoder(w).Encode(rest.StateResponse{Turn: 5})
}))
t.Cleanup(srv.Close)
cli := newTestClient(t, srv)
got, err := cli.Status(context.Background(), srv.URL)
if err != nil {
t.Fatalf("Status: %v", err)
}
if got.Turn != 5 {
t.Fatalf("Turn = %d, want 5", got.Turn)
}
}
func TestClientTurnOK(t *testing.T) {
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != pathAdminTurn || r.Method != http.MethodPut {
t.Fatalf("unexpected request: %s %s", r.Method, r.URL.Path)
}
_ = json.NewEncoder(w).Encode(rest.StateResponse{Turn: 6, Finished: true})
}))
t.Cleanup(srv.Close)
cli := newTestClient(t, srv)
got, err := cli.Turn(context.Background(), srv.URL)
if err != nil {
t.Fatalf("Turn: %v", err)
}
if !got.Finished {
t.Fatalf("expected finished=true")
}
}
func TestClientBanishRace(t *testing.T) {
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != pathAdminRaceBanish || r.Method != http.MethodPost {
t.Fatalf("unexpected request: %s %s", r.Method, r.URL.Path)
}
var got rest.BanishRequest
_ = json.NewDecoder(r.Body).Decode(&got)
if got.RaceName != "loser" {
t.Fatalf("got race name %q", got.RaceName)
}
w.WriteHeader(http.StatusNoContent)
}))
t.Cleanup(srv.Close)
cli := newTestClient(t, srv)
if err := cli.BanishRace(context.Background(), srv.URL, "loser"); err != nil {
t.Fatalf("BanishRace: %v", err)
}
}
func TestClientCommandsForwardsBody(t *testing.T) {
want := json.RawMessage(`{"actor":"alpha","cmd":[{"@type":"raceQuit"}]}`)
gotResp := json.RawMessage(`{"applied":true}`)
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != pathPlayerCommand || r.Method != http.MethodPut {
t.Fatalf("unexpected request: %s %s", r.Method, r.URL.Path)
}
_, _ = w.Write(gotResp)
}))
t.Cleanup(srv.Close)
cli := newTestClient(t, srv)
resp, err := cli.ExecuteCommands(context.Background(), srv.URL, want)
if err != nil {
t.Fatalf("ExecuteCommands: %v", err)
}
if string(resp) != string(gotResp) {
t.Fatalf("response = %s, want %s", string(resp), string(gotResp))
}
}
func TestClientReportsForwardsQuery(t *testing.T) {
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != pathPlayerReport {
t.Fatalf("unexpected path: %s", r.URL.Path)
}
if r.URL.Query().Get("player") != "alpha" {
t.Fatalf("player = %q", r.URL.Query().Get("player"))
}
if r.URL.Query().Get("turn") != "3" {
t.Fatalf("turn = %q", r.URL.Query().Get("turn"))
}
_, _ = w.Write([]byte(`{"turn":3}`))
}))
t.Cleanup(srv.Close)
cli := newTestClient(t, srv)
body, err := cli.GetReport(context.Background(), srv.URL, "alpha", 3)
if err != nil {
t.Fatalf("GetReport: %v", err)
}
if !strings.Contains(string(body), `"turn":3`) {
t.Fatalf("body = %s", body)
}
}
func TestClientHealthzSuccess(t *testing.T) {
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != pathHealthz {
t.Fatalf("unexpected path: %s", r.URL.Path)
}
_, _ = w.Write([]byte(`{"status":"ok"}`))
}))
t.Cleanup(srv.Close)
cli := newTestClient(t, srv)
if err := cli.Healthz(context.Background(), srv.URL); err != nil {
t.Fatalf("Healthz: %v", err)
}
}
func TestClientHealthzFailure(t *testing.T) {
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
http.Error(w, "down", http.StatusServiceUnavailable)
}))
t.Cleanup(srv.Close)
cli := newTestClient(t, srv)
if err := cli.Healthz(context.Background(), srv.URL); !errors.Is(err, ErrEngineUnreachable) {
t.Fatalf("expected ErrEngineUnreachable, got %v", err)
}
}
func TestClientRejectsInvalidBaseURL(t *testing.T) {
cli, err := NewClientWithHTTP(Config{CallTimeout: time.Second, ProbeTimeout: time.Second}, http.DefaultClient)
if err != nil {
t.Fatalf("NewClientWithHTTP: %v", err)
}
if _, err := cli.Status(context.Background(), ""); err == nil {
t.Fatalf("expected error on empty base URL")
}
if _, err := cli.Status(context.Background(), "ftp://example.test"); err == nil {
t.Fatalf("expected error on non-http base URL")
}
}