初始提交：短剧库源码（含转码优化 ultrafast）

internal/app/ui_viewer_fixture_test.go

@@ -0,0 +1,30 @@
+package app
+
+import (
+	"context"
+	"net/http"
+)
+
+func fixtureViewer(app *UIApp) *viewerRecords {
+	manager := app.browserViewers()
+	if manager.err != nil {
+		panic(manager.err)
+	}
+	viewer := manager.acquire(viewerID("local-synthetic-viewer"))
+	viewer.release()
+	return viewer
+}
+
+func viewerFixtureRequest(app *UIApp, request *http.Request) *http.Request {
+	return request.WithContext(viewerFixtureContext(app, request.Context()))
+}
+
+func viewerFixtureContext(app *UIApp, parent context.Context) context.Context {
+	return context.WithValue(parent, viewerContextKey{}, fixtureViewer(app))
+}
+
+func viewerFixtureHandler(app *UIApp, next http.Handler) http.Handler {
+	return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
+		next.ServeHTTP(writer, viewerFixtureRequest(app, request))
+	})
+}