be a test of something

Matisse tests the limits of plastic representation, thus giving his paintings symbolic power.

In 1987, she tested positive the week of the federal track championships.

We tested both manual and automatic models of the new-for-2012 subcompact.

He added that desperation for water tested the disbelief of even the country's most hard-core skeptics.

A year after treatment, at least half tested free of drugs, according to the study, which he co-wrote.

"Testing a model of value argument and evidence."

But Republican stalwarts said this would test of their seriousness about preserving fiscal discipline.

Exercises to test knowledge of commercial terms and of English.

"You'll want to test it, of course-for its quality and workmanship," he said.

But it did not test very many of the approximately 35 million cattle slaughtered each year in this country.