diff options
Diffstat (limited to 'mrbgems/mruby-enumerator/test/enumerator.rb')
| -rw-r--r-- | mrbgems/mruby-enumerator/test/enumerator.rb | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/mrbgems/mruby-enumerator/test/enumerator.rb b/mrbgems/mruby-enumerator/test/enumerator.rb index c790c1367..bbb22ee6d 100644 --- a/mrbgems/mruby-enumerator/test/enumerator.rb +++ b/mrbgems/mruby-enumerator/test/enumerator.rb @@ -396,3 +396,12 @@ assert 'modifying existing methods' do assert_equal Enumerator, {a:1}.each.class assert_equal Enumerator, (1..5).each.class end + +assert 'Array#map!' do + a = [1,2,3] + b = a.map! + b.with_index do |i, index| + [i*i, index*index] + end + assert_equal [[1,0],[4,1],[9,4]], a +end |