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require 'minitest/autorun'
require 'rack/mock'
begin
require 'rack/contrib/profiler'
describe 'Rack::Profiler' do
app = lambda { |env| [200, {'Content-Type' => 'text/plain'}, 'Oh hai der'] }
request = Rack::MockRequest.env_for("/", :params => "profile=process_time")
specify 'printer defaults to RubyProf::CallStackPrinter' do
profiler = Rack::Profiler.new(nil)
profiler.instance_variable_get('@printer').must_equal RubyProf::CallStackPrinter
profiler.instance_variable_get('@times').must_equal 1
end
specify 'CallStackPrinter has Content-Type test/html' do
headers = Rack::Profiler.new(app, :printer => :call_stack).call(request)[1]
headers.must_equal "Content-Type"=>"text/html"
end
specify 'CallTreePrinter has correct headers' do
headers = Rack::Profiler.new(app, :printer => :call_tree).call(request)[1]
headers.must_equal "Content-Disposition"=>"attachment; filename=\"/.process_time.tree\"", "Content-Type"=>"application/octet-stream"
end
specify 'FlatPrinter and GraphPrinter has Content-Type text/plain' do
%w(flat graph).each do |printer|
headers = Rack::Profiler.new(app, :printer => printer.to_sym).call(request)[1]
headers.must_equal "Content-Type"=>"text/plain"
end
end
specify 'GraphHtmlPrinter has Content-Type text/html' do
headers = Rack::Profiler.new(app, :printer => :graph_html).call(request)[1]
headers.must_equal "Content-Type"=>"text/html"
end
end
rescue LoadError => boom
$stderr.puts "WARN: Skipping Rack::Profiler tests (ruby-prof not installed)"
end
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