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Size: 956 Bytes
Versions: 96
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Stored size: 956 Bytes
Contents
# -*- ruby encoding: utf-8 -*-
require 'spec_helper'
describe "Diff::LCS.diff" do
include Diff::LCS::SpecHelper::Matchers
it "should correctly diff seq1 to seq2" do
diff_s1_s2 = Diff::LCS.diff(seq1, seq2)
change_diff(correct_forward_diff).should == diff_s1_s2
end
it "should correctly diff seq2 to seq1" do
diff_s2_s1 = Diff::LCS.diff(seq2, seq1)
change_diff(correct_backward_diff).should == diff_s2_s1
end
it "should correctly diff against an empty sequence" do
diff = Diff::LCS.diff(word_sequence, [])
correct_diff = [
[ [ '-', 0, 'abcd' ],
[ '-', 1, 'efgh' ],
[ '-', 2, 'ijkl' ],
[ '-', 3, 'mnopqrstuvwxyz' ] ]
]
change_diff(correct_diff).should == diff
diff = Diff::LCS.diff([], word_sequence)
correct_diff.each { |hunk| hunk.each { |change| change[0] = '+' } }
change_diff(correct_diff).should == diff
end
end
# vim: ft=ruby
Version data entries
96 entries across 89 versions & 16 rubygems