I just found TESTBED!

Someone got TESTBED with some token or other…

Just Test(bed) IT: Successfully Creating Added Value – Steinbeis Transfer-Magazin

Honeywell's Iconic Boeing 757-200 testbed turned 40 this month ! They say , it's Just warming Up !

See Honeywell's 40-Year-Old Boeing 757 Test Aircraft for Engines

Boeing 720-023B Pratt & Whitney Canada Testbed : r/WeirdWings

A340-300 being used as a testbed for the Trent 900 engine in to be used on Airbus' anticipated A380. (2004 A.D.) : r/WeirdWings

ET-CTF completes new test bed flight tests > Edwards Air Force Base > News

Unit Testing in Angular 15 Without TestBed, by Edward Ezekiel

Mythical Angular — esbuild against TestBed, by galczo5

A history of engine testbeds

A Fresh Look: GE Aerospace Debuts New Design for Its Hybrid Electric Aircraft Testbed - The GE Aerospace Blog

Airbus building flying testbed to evaluate hydrogen combustion jet engine

How under-used space and infrastructure can become testbeds for new cities