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* test/ruby/test_enum.rb (test_flat_map): Added test for flat_map.

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Contribute from @igaiga. [fix GH-598]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45725 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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hsbt 2014-04-26 02:53:54 +00:00
parent 37e432b5bf
commit 2406557794
2 changed files with 27 additions and 0 deletions
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ChangeLog
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@ -1,3 +1,8 @@
Sat Apr 26 11:50:08 2014 SHIBATA Hiroshi <shibata.hiroshi@gmail.com>
* test/ruby/test_enum.rb (test_flat_map): Added test for flat_map.
Contribute from @igaiga. [fix GH-598]
Sat Apr 26 10:55:33 2014 Nobuyoshi Nakada <nobu@ruby-lang.org>
* compile.c (compile_array_): make copy a first hash not to modify

22
test/ruby/test_enum.rb
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@ -592,4 +592,26 @@ class TestEnumerable < Test::Unit::TestCase
assert_equal([['A',0], ['B',1], ['C',2], ['D',3], ['E',4]],
@obj.each_with_index.map(&lambda2))
end
def test_flat_map
@obj = [[1,2], [3,4]]
assert_equal([2,4,6,8], @obj.flat_map {|i| i.map{|j| j*2} })
proc = Proc.new {|i| i.map{|j| j*2} }
assert_equal([2,4,6,8], @obj.flat_map(&proc))
lambda = ->(i) { i.map{|j| j*2} }
assert_equal([2,4,6,8], @obj.flat_map(&lambda))
assert_equal([[1,2],0,[3,4],1],
@obj.each_with_index.flat_map {|x, i| [x,i] })
proc2 = Proc.new {|x, i| [x,i] }
assert_equal([[1,2],0,[3,4],1],
@obj.each_with_index.flat_map(&proc2))
lambda2 = ->(x, i) { [x,i] }
assert_equal([[1,2],0,[3,4],1],
@obj.each_with_index.flat_map(&lambda2))
end
end