chore: refresh gramsrv public release

internal/rpc/messages_get_webpage_test.go

@@ -0,0 +1,86 @@
+package rpc
+
+import (
+	"context"
+	"errors"
+	"testing"
+
+	"github.com/gotd/td/tg"
+
+	"telesrv/internal/domain"
+)
+
+// TestWebPageForURL 验证 getWebPage 决策：done 卡片→webPage；hash 匹配→webPageNotModified；
+// 无预览/失败→webPageEmpty（带 URL）。
+func TestWebPageForURL(t *testing.T) {
+	ctx := context.Background()
+	const url = "https://example.com/x"
+	done := domain.MessageWebPage{State: domain.MessageWebPageStateDone, ID: 7, URL: url, DisplayURL: "example.com", Title: "T", Hash: 4242}
+
+	files := &fakeFiles{resolveWebPageFn: func(string) (domain.MessageWebPage, error) { return done, nil }}
+	r := &Router{deps: Deps{Files: files}}
+
+	t.Run("done-card", func(t *testing.T) {
+		res := r.webPageForURL(ctx, url, 0)
+		page, ok := res.Webpage.(*tg.WebPage)
+		if !ok {
+			t.Fatalf("webpage = %T, want *tg.WebPage", res.Webpage)
+		}
+		if page.URL != url || page.Hash != 4242 {
+			t.Errorf("page = %+v", page)
+		}
+	})
+
+	t.Run("hash-match-not-modified", func(t *testing.T) {
+		res := r.webPageForURL(ctx, url, 4242)
+		if _, ok := res.Webpage.(*tg.WebPageNotModified); !ok {
+			t.Fatalf("webpage = %T, want *tg.WebPageNotModified", res.Webpage)
+		}
+	})
+
+	t.Run("error-empty", func(t *testing.T) {
+		files.resolveWebPageFn = func(string) (domain.MessageWebPage, error) {
+			return domain.MessageWebPage{}, errors.New("boom")
+		}
+		res := r.webPageForURL(ctx, url, 0)
+		empty, ok := res.Webpage.(*tg.WebPageEmpty)
+		if !ok {
+			t.Fatalf("webpage = %T, want *tg.WebPageEmpty", res.Webpage)
+		}
+		if u, _ := empty.GetURL(); u != url {
+			t.Errorf("empty url = %q, want %q", u, url)
+		}
+	})
+
+	t.Run("cache-first-skips-resolve", func(t *testing.T) {
+		// 缓存命中时不应再调 ResolveWebPage（避免请求路径阻塞抓取）。
+		cf := &fakeFiles{
+			lookupWebPageFn: func(u string) (domain.MessageWebPage, bool) {
+				return domain.MessageWebPage{State: domain.MessageWebPageStateDone, ID: 1, URL: u, DisplayURL: "x", Title: "Cached", Hash: 7}, true
+			},
+			resolveWebPageFn: func(string) (domain.MessageWebPage, error) {
+				t.Fatalf("ResolveWebPage must not be called on cache hit")
+				return domain.MessageWebPage{}, nil
+			},
+		}
+		rc := &Router{deps: Deps{Files: cf}}
+		res := rc.webPageForURL(ctx, url, 0)
+		page, ok := res.Webpage.(*tg.WebPage)
+		if !ok {
+			t.Fatalf("webpage = %T, want *tg.WebPage", res.Webpage)
+		}
+		if v, _ := page.GetTitle(); v != "Cached" {
+			t.Errorf("title = %q, want Cached", v)
+		}
+	})
+
+	t.Run("empty-state-empty", func(t *testing.T) {
+		files.resolveWebPageFn = func(string) (domain.MessageWebPage, error) {
+			return domain.MessageWebPage{State: domain.MessageWebPageStateEmpty, ID: 7, URL: url}, nil
+		}
+		res := r.webPageForURL(ctx, url, 0)
+		if _, ok := res.Webpage.(*tg.WebPageEmpty); !ok {
+			t.Fatalf("webpage = %T, want *tg.WebPageEmpty for empty state", res.Webpage)
+		}
+	})
+}