method
assert_nothing_thrown

assert_nothing_thrown(msg=nil)
public
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# File lib/test/unit/assertions.rb, line 53 def assert_nothing_thrown(msg=nil) begin yield rescue ArgumentError => error raise error if /\Auncaught throw (.+)\z/ !~ error.message msg = message(msg) { "<#{$1}> was thrown when nothing was expected" } flunk(msg) end assert(true, "Expected nothing to be thrown") end