slack5-1770606136/services/preferences-api/internal/api/handlers/preference_test.go
rdev-worker a0ff64af5e
Some checks failed
ci/woodpecker/push/woodpecker Pipeline failed
build: /implement-feature user-preferences
2026-02-09 03:30:01 +00:00

273 lines
7.2 KiB
Go

package handlers
import (
"bytes"
"context"
"encoding/json"
"net/http"
"net/http/httptest"
"sync"
"testing"
"github.com/go-chi/chi/v5"
"git.threesix.ai/jordan/slack5-1770606136/pkg/httperror"
"git.threesix.ai/jordan/slack5-1770606136/pkg/logging"
"git.threesix.ai/jordan/slack5-1770606136/services/preferences-api/internal/domain"
"git.threesix.ai/jordan/slack5-1770606136/services/preferences-api/internal/port"
"git.threesix.ai/jordan/slack5-1770606136/services/preferences-api/internal/service"
)
// mockPreferenceRepository implements port.PreferenceRepository for handler testing.
type mockPreferenceRepository struct {
mu sync.RWMutex
prefs map[string]*domain.UserPreferences
}
var _ port.PreferenceRepository = (*mockPreferenceRepository)(nil)
func newMockPrefRepository() *mockPreferenceRepository {
return &mockPreferenceRepository{
prefs: make(map[string]*domain.UserPreferences),
}
}
func (m *mockPreferenceRepository) Get(ctx context.Context, userID string) (*domain.UserPreferences, error) {
m.mu.RLock()
defer m.mu.RUnlock()
p, ok := m.prefs[userID]
if !ok {
return nil, nil
}
cp := *p
cpPrefs := make(map[string]any)
for k, v := range p.Preferences {
cpPrefs[k] = v
}
cp.Preferences = cpPrefs
return &cp, nil
}
func (m *mockPreferenceRepository) Upsert(ctx context.Context, prefs *domain.UserPreferences) error {
m.mu.Lock()
defer m.mu.Unlock()
cp := *prefs
cpPrefs := make(map[string]any)
for k, v := range prefs.Preferences {
cpPrefs[k] = v
}
cp.Preferences = cpPrefs
m.prefs[prefs.UserID] = &cp
return nil
}
func newTestPreferenceHandler() (*Preference, *mockPreferenceRepository) {
repo := newMockPrefRepository()
svc := service.NewPreferenceService(repo, logging.Nop())
handler := NewPreference(svc, logging.Nop())
return handler, repo
}
func TestPreference_Get(t *testing.T) {
handler, repo := newTestPreferenceHandler()
// Seed data
repo.prefs["550e8400-e29b-41d4-a716-446655440000"] = &domain.UserPreferences{
UserID: "550e8400-e29b-41d4-a716-446655440000",
Preferences: map[string]any{"theme": "dark"},
}
tests := []struct {
name string
userID string
wantStatus int
checkBody func(t *testing.T, body map[string]any)
}{
{
name: "returns existing preferences",
userID: "550e8400-e29b-41d4-a716-446655440000",
wantStatus: http.StatusOK,
checkBody: func(t *testing.T, body map[string]any) {
data, ok := body["data"].(map[string]any)
if !ok {
t.Fatal("expected 'data' field in response")
}
prefs, ok := data["preferences"].(map[string]any)
if !ok {
t.Fatal("expected 'preferences' field in data")
}
if prefs["theme"] != "dark" {
t.Errorf("expected theme 'dark', got '%v'", prefs["theme"])
}
},
},
{
name: "returns empty preferences for unknown user",
userID: "550e8400-e29b-41d4-a716-446655440001",
wantStatus: http.StatusOK,
checkBody: func(t *testing.T, body map[string]any) {
data, ok := body["data"].(map[string]any)
if !ok {
t.Fatal("expected 'data' field in response")
}
prefs, ok := data["preferences"].(map[string]any)
if !ok {
t.Fatal("expected 'preferences' field in data")
}
if len(prefs) != 0 {
t.Errorf("expected empty preferences, got %v", prefs)
}
},
},
{
name: "returns 400 for invalid UUID",
userID: "not-a-uuid",
wantStatus: http.StatusBadRequest,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
r := chi.NewRouter()
r.Get("/preferences/{user_id}", func(w http.ResponseWriter, r *http.Request) {
if err := handler.Get(w, r); err != nil {
// Write error status for test verification
httpErr, ok := err.(*httperror.HTTPError)
if ok {
w.WriteHeader(httpErr.Status)
} else {
w.WriteHeader(http.StatusInternalServerError)
}
return
}
})
req := httptest.NewRequest(http.MethodGet, "/preferences/"+tt.userID, nil)
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != tt.wantStatus {
t.Errorf("expected status %d, got %d", tt.wantStatus, w.Code)
}
if tt.checkBody != nil && w.Code == http.StatusOK {
var body map[string]any
if err := json.NewDecoder(w.Body).Decode(&body); err != nil {
t.Fatalf("failed to decode response: %v", err)
}
tt.checkBody(t, body)
}
})
}
}
func TestPreference_Upsert(t *testing.T) {
handler, _ := newTestPreferenceHandler()
tests := []struct {
name string
userID string
body any
wantStatus int
checkBody func(t *testing.T, body map[string]any)
}{
{
name: "creates preferences successfully",
userID: "550e8400-e29b-41d4-a716-446655440000",
body: UpdatePreferencesRequest{
Preferences: map[string]any{
"theme": "dark",
"language": "en",
},
},
wantStatus: http.StatusOK,
checkBody: func(t *testing.T, body map[string]any) {
data, ok := body["data"].(map[string]any)
if !ok {
t.Fatal("expected 'data' field in response")
}
prefs := data["preferences"].(map[string]any)
if prefs["theme"] != "dark" {
t.Errorf("expected theme 'dark', got '%v'", prefs["theme"])
}
if data["user_id"] != "550e8400-e29b-41d4-a716-446655440000" {
t.Errorf("expected user_id in response, got '%v'", data["user_id"])
}
},
},
{
name: "returns 400 for invalid theme",
userID: "550e8400-e29b-41d4-a716-446655440000",
body: UpdatePreferencesRequest{
Preferences: map[string]any{
"theme": "neon",
},
},
wantStatus: http.StatusBadRequest,
},
{
name: "returns 400 for missing preferences field",
userID: "550e8400-e29b-41d4-a716-446655440000",
body: map[string]any{},
wantStatus: http.StatusBadRequest,
},
{
name: "returns 400 for invalid UUID",
userID: "not-a-uuid",
body: UpdatePreferencesRequest{Preferences: map[string]any{"theme": "dark"}},
wantStatus: http.StatusBadRequest,
},
{
name: "returns 400 for empty body",
userID: "550e8400-e29b-41d4-a716-446655440000",
body: nil,
wantStatus: http.StatusBadRequest,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
r := chi.NewRouter()
r.Put("/preferences/{user_id}", func(w http.ResponseWriter, r *http.Request) {
if err := handler.Upsert(w, r); err != nil {
httpErr, ok := err.(*httperror.HTTPError)
if ok {
w.WriteHeader(httpErr.Status)
} else {
w.WriteHeader(http.StatusInternalServerError)
}
return
}
})
var bodyBytes []byte
if tt.body != nil {
var err error
bodyBytes, err = json.Marshal(tt.body)
if err != nil {
t.Fatalf("failed to marshal body: %v", err)
}
}
req := httptest.NewRequest(http.MethodPut, "/preferences/"+tt.userID, bytes.NewReader(bodyBytes))
req.Header.Set("Content-Type", "application/json")
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != tt.wantStatus {
t.Errorf("expected status %d, got %d (body: %s)", tt.wantStatus, w.Code, w.Body.String())
}
if tt.checkBody != nil && w.Code == http.StatusOK {
var body map[string]any
if err := json.NewDecoder(w.Body).Decode(&body); err != nil {
t.Fatalf("failed to decode response: %v", err)
}
tt.checkBody(t, body)
}
})
}
}