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require 'abstract_unit'
class BenchmarkableTest < ActiveSupport::TestCase
include ActiveSupport::Benchmarkable
attr_reader :buffer, :logger
class Buffer
include Enumerable
def initialize; @lines = []; end
def each(&block); @lines.each(&block); end
def write(x); @lines << x; end
def close; end
def last; @lines.last; end
def size; @lines.size; end
def empty?; @lines.empty?; end
end
def setup
@buffer = Buffer.new
@logger = ActiveSupport::Logger.new(@buffer)
end
def test_without_block
assert_raise(LocalJumpError) { benchmark }
assert buffer.empty?
end
def test_defaults
i_was_run = false
benchmark { i_was_run = true }
assert i_was_run
assert_last_logged
end
def test_with_message
i_was_run = false
benchmark('test_run') { i_was_run = true }
assert i_was_run
assert_last_logged 'test_run'
end
def test_within_level
logger.level = ActiveSupport::Logger::DEBUG
benchmark('included_debug_run', :level => :debug) { }
assert_last_logged 'included_debug_run'
end
def test_outside_level
logger.level = ActiveSupport::Logger::ERROR
benchmark('skipped_debug_run', :level => :debug) { }
assert_no_match(/skipped_debug_run/, buffer.last)
ensure
logger.level = ActiveSupport::Logger::DEBUG
end
private
def assert_last_logged(message = 'Benchmarking')
assert_match(/^#{message} \(.*\)$/, buffer.last)
end
end
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