diff options
Diffstat (limited to 'test')
-rw-r--r-- | test/ruby/test_array.rb | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb index 1440d00577..1b102c4658 100644 --- a/test/ruby/test_array.rb +++ b/test/ruby/test_array.rb @@ -276,6 +276,27 @@ class TestArray < Test::Unit::TestCase assert_equal(@cls[1] * 1000, a - @cls[2]) end + def test_difference + assert_equal(@cls[], @cls[1].difference(@cls[1])) + assert_equal(@cls[1], @cls[1, 2, 3, 4, 5].difference(@cls[2, 3, 4, 5])) + assert_equal(@cls[1, 1], @cls[1, 2, 1].difference(@cls[2])) + assert_equal(@cls[1, 1, 1, 1], @cls[1, 2, 1, 3, 1, 4, 1, 5].difference(@cls[2, 3, 4, 5])) + assert_equal(@cls[], @cls[1, 2, 3, 4].difference(@cls[1], @cls[2], @cls[3], @cls[4])) + a = [1] + assert_equal(@cls[1], a.difference(@cls[2], @cls[2])) + assert_equal(@cls[], a.difference(@cls[1])) + assert_equal(@cls[1], a) + end + + def test_difference_big_array + assert_equal(@cls[1]*64, (@cls[1, 2, 3, 4, 5] * 64).difference(@cls[2, 3, 4] * 64, @cls[3, 5] * 64)) + assert_equal(@cls[1, 1, 1, 1]*64, (@cls[1, 2, 1, 3, 1, 4, 1, 5] * 64).difference(@cls[2, 3, 4, 5] * 64)) + a = @cls[1] * 1000 + assert_equal(@cls[1] * 1000, a.difference(@cls[2], @cls[2])) + assert_equal(@cls[], a.difference(@cls[1])) + assert_equal(@cls[1] * 1000, a) + end + def test_LSHIFT # '<<' a = @cls[] a << 1 |