research: evaluate moejs extension compatibility and performance

experiments/moejs/live_test.go

@@ -0,0 +1,49 @@
+package evaluation
+
+import (
+	"fmt"
+	"os"
+	"testing"
+	"time"
+)
+
+// Opt in: public endpoints are volatile and are not used in benchmark timings.
+// Only URL resolution is attempted; blob registration and UA WebView stay mocked.
+func TestLiveResolve(t *testing.T) {
+	if os.Getenv("GOPEED_MOEJS_LIVE") != "1" {
+		t.Skip("set GOPEED_MOEJS_LIVE=1 to contact public endpoints")
+	}
+	for _, name := range []string{"bilibili", "youtube", "twitter"} {
+		var want any
+		for _, engine := range []string{"goja", "moejs"} {
+			t.Run(name+"/"+engine, func(t *testing.T) {
+				r, e := newRuntime(engine, true)
+				if e != nil {
+					t.Fatal(e)
+				}
+				defer r.Close()
+				p, e := os.ReadFile("replay.js")
+				if e != nil {
+					t.Fatal(e)
+				}
+				for _, s := range []string{fmt.Sprintf("var extensionName=%q;", name), string(p), "liveNetwork = true;", source(t, name)} {
+					if _, e = r.Eval(s); e != nil {
+						t.Fatal(e)
+					}
+				}
+				started := time.Now()
+				v, e := r.Eval("resolveOnce()")
+				t.Logf("elapsed=%s", time.Since(started))
+				if e != nil {
+					t.Fatal(e)
+				}
+				if engine == "goja" {
+					want = v
+				} else if want != nil && v != want {
+					t.Fatalf("live resolve outputs differ: %v / %v", want, v)
+				}
+				t.Log(v)
+			})
+		}
+	}
+}