feat: sync all features to image2api

2026-08-15 23:00:30 +08:00
parent 5403acc4c9
commit 4fb7fc9204
19 changed files with 1301 additions and 50 deletions
@@ -0,0 +1,59 @@
+package adobe
+
+import (
+	"encoding/base64"
+	"encoding/json"
+	"regexp"
+	"testing"
+)
+
+// captured from live firefly.adobe.com traffic:
+//
+//	ark: 91818c89a54748463.1048135404|r=ap-southeast-1|…|rid=84|ag=101|…
+//	ftr: dbd9d77a491b4437bc5c4d649a04a794_1785846934401_6890_UDF43-m4_31ck_YRQXWT0P1AE=-7389-v2_tt
+//
+// The Arkose slot is deliberately emitted empty rather than synthesized — see
+// buildARPSessionID — so the expected ftr ends in "_31ck__tt".
+var (
+	arkPat = regexp.MustCompile(`^[0-9a-f]{17}\.[1-9][0-9]{9}\|r=ap-southeast-1\|.*\|rid=[0-9]{1,2}\|ag=101\|`)
+	ftrPat = regexp.MustCompile(`^[0-9a-f]{32}_[0-9]{13}_[0-9]{4,5}_UDF43-m4_31ck__tt$`)
+)
+
+func TestARPSessionIDShape(t *testing.T) {
+	raw, err := base64.StdEncoding.DecodeString(buildARPSessionID("tok-a"))
+	if err != nil {
+		t.Fatalf("not base64: %v", err)
+	}
+	var got struct{ Sid, Ark, Ftr string }
+	if err := json.Unmarshal(raw, &got); err != nil {
+		t.Fatalf("not json: %v", err)
+	}
+	if !arkPat.MatchString(got.Ark) {
+		t.Errorf("ark shape mismatch:\n%s", got.Ark)
+	}
+	if !ftrPat.MatchString(got.Ftr) {
+		t.Errorf("ftr shape mismatch:\n%s", got.Ftr)
+	}
+	if len(got.Sid) != 36 {
+		t.Errorf("sid not a uuid: %q", got.Sid)
+	}
+}
+
+// ark must differ per call — a frozen blob is a cross-account correlation key.
+func TestARKVariesAcrossCalls(t *testing.T) {
+	if buildARKBlob() == buildARKBlob() {
+		t.Error("ark is constant across calls")
+	}
+}
+
+// pid is stable per token but distinct across tokens.
+func TestPIDStablePerToken(t *testing.T) {
+	defer ReleasePID("tok-x")
+	defer ReleasePID("tok-y")
+	if allocPID("tok-x") != allocPID("tok-x") {
+		t.Error("pid changed for the same token")
+	}
+	if allocPID("tok-x") == allocPID("tok-y") {
+		t.Error("two tokens share a pid")
+	}
+}