diff options
| author | Igor Pstyga <igor.pstyga@gmail.com> | 2016-06-03 04:54:34 -0700 |
|---|---|---|
| committer | Igor Pstyga <igor.pstyga@gmail.com> | 2016-06-03 04:54:34 -0700 |
| commit | 0dd23446a32b4e4974572a39582ea4c11475b80a (patch) | |
| tree | 10eac836cce15f96f0615c011dd6f6a8823173fe /activesupport/test/core_ext/hash_ext_test.rb | |
| parent | 082a5158251c6578714132e5c4f71bd39f462d71 (diff) | |
| download | rails-0dd23446a32b4e4974572a39582ea4c11475b80a.tar.gz rails-0dd23446a32b4e4974572a39582ea4c11475b80a.tar.bz2 rails-0dd23446a32b4e4974572a39582ea4c11475b80a.zip | |
Improve Hash#compact! documentation and tests
Make it clear what should be returned when no changes were made to the
hash.
{ c: true }.compact! # => nil
Diffstat (limited to 'activesupport/test/core_ext/hash_ext_test.rb')
| -rw-r--r-- | activesupport/test/core_ext/hash_ext_test.rb | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/activesupport/test/core_ext/hash_ext_test.rb b/activesupport/test/core_ext/hash_ext_test.rb index f0a4c4dddc..e70680c773 100644 --- a/activesupport/test/core_ext/hash_ext_test.rb +++ b/activesupport/test/core_ext/hash_ext_test.rb @@ -999,6 +999,10 @@ class HashExtTest < ActiveSupport::TestCase h = hash_with_only_nil_values.dup assert_equal({}, h.compact) assert_equal(hash_with_only_nil_values, h) + + h = @symbols.dup + assert_equal(@symbols, h.compact) + assert_equal(@symbols, h) end def test_compact! @@ -1012,6 +1016,10 @@ class HashExtTest < ActiveSupport::TestCase h = hash_with_only_nil_values.dup assert_equal({}, h.compact!) assert_equal({}, h) + + h = @symbols.dup + assert_equal(nil, h.compact!) + assert_equal(@symbols, h) end def test_new_with_to_hash_conversion |