The phrase "act as a test" is correct and usable in written English.
You can use it when describing something that serves the purpose of evaluating or assessing a particular situation or condition.
Example: "The new software update will act as a test to determine the system's stability under heavy load."
Alternatives: "serve as a trial" or "function as an assessment".
This acted as, and continues to act as, a test platform for the Perl 6 language (separate from the development of the actual implementation) - allowing the language designers to explore.
The event will act as a test case for future Food and Wine Festivals for New Haven.
Mr. Glenn's primary duty will be to act as a test subject for investigations of physiological changes from space flight that appear to parallel changes in aging humans.
The government seized on the Dastyari stories, with Malcolm Turnbull pushing for Shorten to act as a "test of leadership", and questioning the Labor senator's loyalty.
The final decision, which could come within a year, would also act as a test of sorts for Donald J. Trump and his new administration.
The figures released Monday will also act as a test of recent changes Japan has made in how it measures economic activity.
With regard to RH, major efforts are being focused on the design and development of a new set of divertor movers relevant to the current ITER design, together with the creation of a new RH mock-up facility to act as a test-bed for their first prototypes.
"It could act as a testing ground for new urban and architectural ideas.
"I was able to facilitate orgasms," he writes, "in every woman who acted as a test subject".
An optical m-QAM OFDM SSB signal acts as a test signal to validate the model which provides excellent agreement with simulation results.
It could be that the corporate investment will be scaled to match the crowdfunded total – it is certainly not unusual for a developer to launch a Kickstarter that acts as a test for public interest and a signpost to potential investors.
