package gog
import (
"context"
"net/http"
"net/http/httptest"
"os"
"strings"
"testing"
)
// QUIRK — GOG has NO public giveaways API (api.gog.com/v1/giveaways and the
// storefront-path variants all 404). The giveaway widget on the homepage is
// Angular-rendered, BUT the page embeds its full section data server-side as
// JSON in ) would swallow the whole rest of
// the page. Pinned: exact slice, no trailing HTML.
func TestExtractStoreStateTrimsScript(t *testing.T) {
html := ``
state := extractStoreState(html)
if strings.TrimSpace(state) != `{"a":1}` {
t.Fatalf("state = %q", state)
}
}
// QUIRK (end-to-end) — the whole chain must hold together: homepage HTML →
// store-state script → giveaway section → game.Game. Pinned invariants:
// exactly ONE giveaway (GOG runs one at a time), store/kind correct, ID
// carries the gog- prefix (namespace isolation against other providers'
// IDs), URL built from the slug.
func TestGetFreeGamesEndToEnd(t *testing.T) {
html, err := os.ReadFile("testdata/home.html")
if err != nil {
t.Fatal(err)
}
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.Write(html)
}))
t.Cleanup(srv.Close)
c := NewClient()
c.HTTP = srv.Client()
c.HomeURL = srv.URL
games, err := c.GetFreeGames(context.Background())
if err != nil {
t.Fatal(err)
}
if len(games) != 1 {
t.Fatalf("want exactly 1 giveaway, got %d", len(games))
}
g := games[0]
if g.Store != "gog" || g.Kind != "free-now" {
t.Errorf("store/kind = %s/%s, want gog/free-now", g.Store, g.Kind)
}
if !strings.HasPrefix(g.ID, "gog-") {
t.Errorf("id = %q, want gog- prefix", g.ID)
}
if g.URL == "" {
t.Error("url missing")
}
}