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#!/usr/bin/env ruby
# encoding: UTF-8
require File.expand_path('../test_helper', __FILE__)
# Test data
# A
# / \
# B C
# \
# B
class MSTPT
def a
100.times{b}
300.times{c}
c;c;c
end
def b
sleep 0
end
def c
5.times{b}
end
end
class MultiPrinterTest < TestCase
def test_refuses_io_objects
# we don't need a real profile for this test
p = RubyProf::MultiPrinter.new nil
begin
p.print(STDOUT)
flunk "should have raised an ArgumentError"
rescue ArgumentError => e
assert_match(/IO/, e.to_s)
end
end
def test_refuses_non_hashes
# we don't need a real profile for this test
p = RubyProf::MultiPrinter.new nil
begin
p.print([])
flunk "should have raised an ArgumentError"
rescue ArgumentError => e
assert_match(/hash/, e.to_s)
end
end
private
def print(result)
test = caller.first =~ /in `(.*)'/ ? $1 : "test"
path = Dir.tmpdir
profile = "ruby_prof_#{test}"
printer = RubyProf::MultiPrinter.new(result)
printer.print(:path => path, :profile => profile,
:threshold => 0, :min_percent => 0, :title => "ruby_prof #{test}")
if RUBY_PLATFORM =~ /darwin/ && ENV['SHOW_RUBY_PROF_PRINTER_OUTPUT']=="1"
system("open '#{printer.stack_profile}'")
end
[File.read(printer.stack_profile), File.read(printer.graph_profile)]
end
end
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