diff options
Diffstat (limited to 'test/ruby/test_enumerator.rb')
| -rw-r--r-- | test/ruby/test_enumerator.rb | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/test/ruby/test_enumerator.rb b/test/ruby/test_enumerator.rb index 1c04a05bb0..93d46a6c23 100644 --- a/test/ruby/test_enumerator.rb +++ b/test/ruby/test_enumerator.rb @@ -450,6 +450,11 @@ class TestEnumerator < Test::Unit::TestCase check_consistency_for_combinatorics(:repeated_permutation) assert_equal 291733167875766667063796853374976, (1..42).to_a.repeated_permutation(20).size # 42 ** 20 + + check_consistency_for_combinatorics(:repeated_combination) + assert_equal 28258808871162574166368460400, + (1..59).to_a.repeated_combination(42).size + # 1.upto(100).inject(:*) / 1.upto(42).inject(:*) / 1.upto(58).inject(:*) end end |