diff options
Diffstat (limited to 'activesupport/test/core_ext')
-rw-r--r-- | activesupport/test/core_ext/hash_ext_test.rb | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/activesupport/test/core_ext/hash_ext_test.rb b/activesupport/test/core_ext/hash_ext_test.rb index 1ee9fbf46e..40c8f03374 100644 --- a/activesupport/test/core_ext/hash_ext_test.rb +++ b/activesupport/test/core_ext/hash_ext_test.rb @@ -54,6 +54,8 @@ class HashExtTest < ActiveSupport::TestCase assert_respond_to h, :deep_stringify_keys! assert_respond_to h, :to_options assert_respond_to h, :to_options! + assert_respond_to h, :compact + assert_respond_to h, :compact! end def test_transform_keys @@ -865,6 +867,32 @@ class HashExtTest < ActiveSupport::TestCase original.expects(:delete).never original.except(:a) end + + def test_compact + hash_contain_nil_value = @symbols.merge(z: nil) + hash_with_only_nil_values = { a: nil, b: nil } + + h = hash_contain_nil_value.dup + assert_equal(@symbols, h.compact) + assert_equal(hash_contain_nil_value, h) + + h = hash_with_only_nil_values.dup + assert_equal({}, h.compact) + assert_equal(hash_with_only_nil_values, h) + end + + def test_compact! + hash_contain_nil_value = @symbols.merge(z: nil) + hash_with_only_nil_values = { a: nil, b: nil } + + h = hash_contain_nil_value.dup + assert_equal(@symbols, h.compact!) + assert_equal(@symbols, h) + + h = hash_with_only_nil_values.dup + assert_equal({}, h.compact!) + assert_equal({}, h) + end end class IWriteMyOwnXML |