Sha256: 15ff3135cca2eebffc938e14362e0a19be79dcf7725dba6cb146cc5c8061fe33
Contents?: true
Size: 791 Bytes
Versions: 171
Compression:
Stored size: 791 Bytes
Contents
require 'test_helper'
require 'tins/xt'
module Tins
class UniqByTest < Test::Unit::TestCase
unless defined?(Point)
class Point < Struct.new :x, :y
end
end
def test_uniq_by
assert_equal [ 1, 2, 3 ], [ 1, 2, 2, 3 ].uniq_by.sort
a = [ 1, 2, 2, 3 ]; a.uniq_by!
assert_equal [ 1, 2, 3 ], a.sort
p1 = Point.new 1, 2
p2 = Point.new 2, 2
p3 = Point.new 2, 2
p4 = Point.new 3, 3
a = [ p1, p2, p3, p4 ]
a_uniq = a.uniq_by { |p| p.y }
assert_equal 2, a_uniq.size
assert a_uniq.include?(p4)
assert [ p1, p2, p3 ].any? { |p| a_uniq.include? p }
a.uniq_by! { |p| p.y }
assert_equal 2, a.size
assert a.include?(p4)
assert [ p1, p2, p3 ].any? { |p| a.include? p }
end
end
end
Version data entries
171 entries across 153 versions & 9 rubygems