watch-party/backend/internal/http/handlers_test.go

286 lines
7.7 KiB
Go

package httpapi_test
import (
"bytes"
"context"
"encoding/json"
"errors"
"net/http"
"net/http/httptest"
"testing"
"time"
"watch-party-backend/internal/core/episode"
httpapi "watch-party-backend/internal/http"
"github.com/gin-gonic/gin"
)
// ---- fake service implementing episode.UseCases ----
type fakeSvc struct {
cur episode.Episode
getErr error
setCur episode.Episode
setErr error
moveRes episode.MoveResult
moveErr error
listRes []episode.Episode
listErr error
deleteErr error
lastSetID int64
lastTime string
lastMove []int64
lastDelID int64
}
func (f *fakeSvc) GetCurrent(ctx context.Context) (episode.Episode, error) {
return f.cur, f.getErr
}
func (f *fakeSvc) SetCurrent(ctx context.Context, id int64, start string) (episode.Episode, error) {
f.lastSetID, f.lastTime = id, start
return f.setCur, f.setErr
}
func (f *fakeSvc) MoveToArchive(ctx context.Context, ids []int64) (episode.MoveResult, error) {
f.lastMove = append([]int64(nil), ids...)
return f.moveRes, f.moveErr
}
func (f *fakeSvc) ListAll(ctx context.Context) ([]episode.Episode, error) {
if f.listRes == nil && f.listErr == nil {
return []episode.Episode{{Id: 10, EpTitle: "X"}}, nil
}
return f.listRes, f.listErr
}
func (f *fakeSvc) Delete(ctx context.Context, id int64) error {
f.lastDelID = id
return f.deleteErr
}
// ---- helpers ----
func newRouterWithSvc(svc episode.UseCases) *gin.Engine {
gin.SetMode(gin.TestMode)
return httpapi.NewRouter(svc)
}
func doJSON(t *testing.T, r *gin.Engine, method, path string, body any) *httptest.ResponseRecorder {
t.Helper()
var buf bytes.Buffer
if body != nil {
if err := json.NewEncoder(&buf).Encode(body); err != nil {
t.Fatalf("encode body: %v", err)
}
}
req := httptest.NewRequest(method, path, &buf)
req.Header.Set("Content-Type", "application/json")
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
return w
}
// ---- tests ----
func TestHealthz_OK(t *testing.T) {
r := newRouterWithSvc(&fakeSvc{})
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, "/healthz", nil)
r.ServeHTTP(w, req)
if w.Code != http.StatusOK {
t.Fatalf("got %d", w.Code)
}
}
func TestGetCurrent_V1_OK(t *testing.T) {
now := time.Now().UTC()
svc := &fakeSvc{
cur: episode.Episode{
EpNum: 7,
EpTitle: "Lucky",
SeasonName: "S2",
StartTime: "18:30:00",
PlaybackLength: "00:24:00",
DateCreated: now,
},
}
r := newRouterWithSvc(svc)
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, "/api/v1/current", nil)
r.ServeHTTP(w, req)
if w.Code != http.StatusOK {
t.Fatalf("got %d", w.Code)
}
var got episode.Episode
if err := json.Unmarshal(w.Body.Bytes(), &got); err != nil {
t.Fatalf("json: %v", err)
}
if got.EpNum != 7 || got.EpTitle != "Lucky" {
t.Fatalf("unexpected %+v", got)
}
}
func TestPostCurrent_BadPayload(t *testing.T) {
r := newRouterWithSvc(&fakeSvc{})
// missing fields
w := doJSON(t, r, http.MethodPost, "/api/v1/current", map[string]any{"id": 1})
if w.Code != http.StatusBadRequest {
t.Fatalf("expected 400, got %d", w.Code)
}
}
func TestPostCurrent_BadTime(t *testing.T) {
svc := &fakeSvc{setErr: episode.ErrInvalidStartTime}
r := newRouterWithSvc(svc)
w := doJSON(t, r, http.MethodPost, "/api/v1/current", map[string]any{
"id": 42, "start_time": "7:0:0",
})
if w.Code != http.StatusBadRequest {
t.Fatalf("expected 400, got %d; body=%s", w.Code, w.Body.String())
}
}
func TestPostCurrent_OK(t *testing.T) {
want := episode.Episode{EpNum: 42, EpTitle: "Answer", StartTime: "21:07:05"}
svc := &fakeSvc{setCur: want}
r := newRouterWithSvc(svc)
w := doJSON(t, r, http.MethodPost, "/api/v1/current", map[string]any{
"id": 42, "start_time": "21:07:05",
})
if w.Code != http.StatusOK {
t.Fatalf("expected 200, got %d; body=%s", w.Code, w.Body.String())
}
var got episode.Episode
if err := json.Unmarshal(w.Body.Bytes(), &got); err != nil {
t.Fatalf("json: %v", err)
}
if got.EpNum != want.EpNum || got.StartTime != want.StartTime {
t.Fatalf("unexpected %+v", got)
}
if svc.lastSetID != 42 || svc.lastTime != "21:07:05" {
t.Fatalf("service not called as expected: id=%d time=%s", svc.lastSetID, svc.lastTime)
}
}
func TestPostArchive_Empty(t *testing.T) {
svc := &fakeSvc{moveErr: episode.ErrEmptyIDs}
r := newRouterWithSvc(svc)
w := doJSON(t, r, http.MethodPost, "/api/v1/archive", map[string]any{})
if w.Code != http.StatusBadRequest {
t.Fatalf("expected 400, got %d; body=%s", w.Code, w.Body.String())
}
}
func TestPostArchive_SingleAndMultiple_OK(t *testing.T) {
svc := &fakeSvc{
moveRes: episode.MoveResult{
MovedIDs: []int64{1, 2},
DeletedIDs: []int64{1, 2},
SkippedIDs: []int64{999},
},
}
r := newRouterWithSvc(svc)
// single
w1 := doJSON(t, r, http.MethodPost, "/api/v1/archive", map[string]any{"id": 1})
if w1.Code != http.StatusOK {
t.Fatalf("got %d: %s", w1.Code, w1.Body.String())
}
// multiple
w2 := doJSON(t, r, http.MethodPost, "/api/v1/archive", map[string]any{"ids": []int64{1, 2, 1}})
if w2.Code != http.StatusOK {
t.Fatalf("got %d: %s", w2.Code, w2.Body.String())
}
// check the lastMove captured by fake
if len(svc.lastMove) != 3 || svc.lastMove[0] != 1 || svc.lastMove[1] != 2 {
t.Fatalf("unexpected service ids: %+v", svc.lastMove)
}
// basic JSON fields present
var body map[string]any
if err := json.Unmarshal(w2.Body.Bytes(), &body); err != nil {
t.Fatalf("json: %v", err)
}
if body["inserted"] == nil || body["deleted"] == nil {
t.Fatalf("missing counters in response: %+v", body)
}
}
func TestListShows_OK(t *testing.T) {
svc := &fakeSvc{
listRes: []episode.Episode{
{Id: 1, EpTitle: "Pilot"},
{Id: 2, EpTitle: "Next"},
},
}
r := newRouterWithSvc(svc)
req := httptest.NewRequest(http.MethodGet, "/api/v1/shows", nil)
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != http.StatusOK {
t.Fatalf("got %d: %s", w.Code, w.Body.String())
}
var got []episode.Episode
if err := json.Unmarshal(w.Body.Bytes(), &got); err != nil {
t.Fatalf("json: %v", err)
}
if len(got) != 2 || got[0].EpTitle != "Pilot" {
t.Fatalf("unexpected list: %+v", got)
}
}
func TestListShows_Error(t *testing.T) {
svc := &fakeSvc{listErr: errors.New("query failed")}
r := newRouterWithSvc(svc)
req := httptest.NewRequest(http.MethodGet, "/api/v1/shows", nil)
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != http.StatusInternalServerError {
t.Fatalf("expected 500, got %d", w.Code)
}
}
func TestDeleteShows_InvalidID(t *testing.T) {
r := newRouterWithSvc(&fakeSvc{})
req := httptest.NewRequest(http.MethodDelete, "/api/v1/shows?id=abc", nil)
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != http.StatusBadRequest {
t.Fatalf("expected 400, got %d", w.Code)
}
}
func TestDeleteShows_NotFound(t *testing.T) {
svc := &fakeSvc{deleteErr: episode.ErrNotFound}
r := newRouterWithSvc(svc)
req := httptest.NewRequest(http.MethodDelete, "/api/v1/shows?id=99", nil)
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != http.StatusNotFound {
t.Fatalf("expected 404, got %d", w.Code)
}
}
func TestDeleteShows_OtherError(t *testing.T) {
svc := &fakeSvc{deleteErr: errors.New("db down")}
r := newRouterWithSvc(svc)
req := httptest.NewRequest(http.MethodDelete, "/api/v1/shows?id=77", nil)
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != http.StatusInternalServerError {
t.Fatalf("expected 500, got %d", w.Code)
}
}
func TestDeleteShows_OK(t *testing.T) {
svc := &fakeSvc{}
r := newRouterWithSvc(svc)
req := httptest.NewRequest(http.MethodDelete, "/api/v1/shows?id=11", nil)
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != http.StatusNoContent {
t.Fatalf("expected 204, got %d", w.Code)
}
if svc.lastDelID != 11 {
t.Fatalf("expected delete id 11, got %d", svc.lastDelID)
}
}