Sha256: 287a5cd320bf5c8cee738c040e5aa8c21520c42595015552c926c06dffb0ba9f
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Size: 1.19 KB
Versions: 40
Compression:
Stored size: 1.19 KB
Contents
#
# Comparison module taken from:
# http://gist.github.com/raw/474363/c5382272965f4653b7f9b9f9a8ec8968818aa141/comparison.rb
#
class Comparison
@@window = 64
@@prelude = 12
def self.window
@@window
end
def self.window=(val)
@@window = val
end
def self.prelude
@@prelude
end
def self.prelude=(val)
@@prelude = val
end
def initialize(expected, actual)
@expected = expected
@actual = actual
end
def same?
@expected == @actual
end
def different_at
if (@expected.nil? || @actual.nil?)
0
else
i = 0
while (i < @expected.size && i < @actual.size)
if @expected[i] != @actual[i]
break
end
i += 1
end
return i
end
end
def message
"Strings differ at position #{different_at}:\n" +
"expected: #{chunk(@expected)}\n" +
" actual: #{chunk(@actual)}\n"
end
def chunk(s)
prefix, middle, suffix = "...", "", "..."
start = different_at - @@prelude
if start < 0
prefix = ""
start = 0
end
stop = start + @@window
if stop > s.size
suffix = ""
stop = s.size
end
[prefix, s[start...stop].inspect, suffix].join
end
end
Version data entries
40 entries across 40 versions & 1 rubygems