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Versions: 37
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Contents
require 'spec_helper'
require 'amalgalite'
require 'amalgalite/trace_tap'
require 'amalgalite/profile_tap'
require 'amalgalite/taps/console'
require 'stringio'
describe Amalgalite::TraceTap do
it "wraps up an object and delegates the 'trace' method to a method on that object" do
s = StringIO.new
tt = ::Amalgalite::TraceTap.new( s, 'puts' )
tt.trace('test trace')
s.string.should eql("test trace\n")
end
it "raises an error if an the wrapped object does not respond to the indicated method" do
lambda{ ::Amalgalite::TraceTap.new( Object.new ) }.should raise_error( Amalgalite::Error )
end
end
describe Amalgalite::ProfileTap do
it "raises an error if an the wrapped object does not respond to the indicated method" do
lambda{ ::Amalgalite::ProfileTap.new( Object.new ) }.should raise_error( Amalgalite::Error )
end
end
describe Amalgalite::Taps::StringIO do
it "dumps profile information" do
s = ::Amalgalite::Taps::StringIO.new
s.profile( 'test', 42 )
s.dump_profile
s.string.should eql("42 : test\n[test] => sum: 42, sumsq: 1764, n: 1, mean: 42.000000, stddev: 0.000000, min: 42, max: 42\n")
end
it "has a stdout tap" do
::Amalgalite::Taps::Stdout.new
end
it "has a stderr tap" do
::Amalgalite::Taps::Stderr.new
end
end
describe Amalgalite::ProfileSampler do
it "aggregates samples" do
s = Amalgalite::ProfileSampler.new( 'test1' )
s.sample( 42 )
s.sample( 84 )
s.sample( 21 )
h = s.to_h
h['min'].should eql(21)
h['max'].should eql(84)
h['mean'].should eql(49.0)
h['n'].should eql(3)
end
end
Version data entries
37 entries across 37 versions & 2 rubygems