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Contents
require File.expand_path(File.dirname(__FILE__) + '/../../spec_helper')
require 'rexml/document'
require 'ms/msrun/index'
describe 'an Ms::Msrun::Index' do
@files = %w(000.v1.mzXML 000.v2.1.mzXML 020.v2.0.readw.mzXML).map {|v| TESTFILES + '/opd1/' + v }
before do
@indices = @files.map do |file|
indices = Ms::Msrun::Index.new(file)
end
end
it 'is indexed by scan num and gives doublets of byte and length' do
@files.zip(@indices) do |file, index|
index.each_with_index do |pair,i|
string = IO.read(file, pair.last, pair.first).strip
string[0,5].is '<scan'
string[-7..-1].should.match %r{</scan>|/peaks>|/msRun>}
string.should.match %r{num="#{i+1}"}
end
end
end
it 'gives scan_nums' do
@indices.each do |index|
index.scan_nums.is((1..20).to_a)
end
end
it 'is enumerable' do
@indices.each do |index|
scan_nums = index.scan_nums
index.each_with_index do |doublet,i|
index[scan_nums[i]].is doublet
end
end
end
it 'gives header length' do
header_lengths = [824, 1138, 1147]
@indices.zip(@files, header_lengths) do |index, file, header_length|
index.header_length.is header_length
end
end
it 'gives a scan for #first and #last' do
# TODO: fill in with actual data too
@indices.each do |index|
ok !index.first.nil?
ok !index.last.nil?
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems