diff options
Diffstat (limited to 'test/ruby/test_hash.rb')
-rw-r--r-- | test/ruby/test_hash.rb | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/ruby/test_hash.rb b/test/ruby/test_hash.rb index 79ce095733..519da6e451 100644 --- a/test/ruby/test_hash.rb +++ b/test/ruby/test_hash.rb @@ -290,6 +290,13 @@ class TestHash < Test::Unit::TestCase assert_equal(base.size, n) end + def test_delete_if + h = {1=>2,3=>4,5=>6} + assert_equal({3=>4,5=>6}, h.keep_if {|k, v| k + v >= 7 }) + h = {1=>2,3=>4,5=>6} + assert_equal({1=>2,3=>4,5=>6}, h.keep_if{true}) + end + def test_dup for taint in [ false, true ] for untrust in [ false, true ] @@ -736,6 +743,14 @@ class TestHash < Test::Unit::TestCase assert_equal({3=>4,5=>6}, {1=>2,3=>4,5=>6}.select {|k, v| k + v >= 7 }) end + def test_select! + h = {1=>2,3=>4,5=>6} + assert_equal(h, h.select! {|k, v| k + v >= 7 }) + assert_equal({3=>4,5=>6}, h) + h = {1=>2,3=>4,5=>6} + assert_equal(nil, h.select!{true}) + end + def test_clear2 assert_equal({}, {1=>2,3=>4,5=>6}.clear) h = {1=>2,3=>4,5=>6} |