feat: add missing endpoitn implementation

client/cards_test.go

@@ -1,27 +1,47 @@
 package client
 
 import (
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
 	"testing"
 
+	"github.com/kratisto/tcgdex-golang/models"
 	"github.com/stretchr/testify/require"
 )
 
 func TestGetCardByID(t *testing.T) {
+	t.Parallel()
+
 	tests := []struct {
 		name     string
 		cardID   string
-		wantErr  bool
-		wantCard *Card
+		wantErr  error
+		wantCard *models.Card
 	}{
-		{"valid card", "xy1-1", false, &Card{ID: "xy1-1"}},
-		{"invalid card", "invalid-id", true, nil},
+		{"valid card", "xy1-1", nil, &models.Card{ID: "xy1-1"}},
+		{"invalid card", "invalid-id", ErrNotFound, nil},
 	}
 
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			card, err := GetCardByID(tt.cardID)
+			t.Parallel()
 
-			require.ErrorIs(t, err, ErrNotFound)
+			// Setup fake server
+			server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+				if r.URL.Path == "/cards/xy1-1" {
+					w.Header().Set("Content-Type", "application/json")
+					json.NewEncoder(w).Encode(tt.wantCard)
+					return
+				}
+				http.Error(w, "", http.StatusNotFound)
+			}))
+			defer server.Close()
+
+			client := NewClientWithCustomHTTPClient(server.URL, "en", server.Client())
+			card, err := client.GetCard(t.Context(), tt.cardID)
+
+			require.ErrorIs(t, err, tt.wantErr)
 			require.Equal(t, tt.wantCard, card, "expected card: %v, got: %v for cardID %v", tt.wantCard, card, tt.cardID)
 		})
 	}