diff options
Diffstat (limited to 'activesupport/test/core_ext/hash_ext_test.rb')
| -rw-r--r-- | activesupport/test/core_ext/hash_ext_test.rb | 119 |
1 files changed, 99 insertions, 20 deletions
diff --git a/activesupport/test/core_ext/hash_ext_test.rb b/activesupport/test/core_ext/hash_ext_test.rb index f13fff43d4..5d422ce5ad 100644 --- a/activesupport/test/core_ext/hash_ext_test.rb +++ b/activesupport/test/core_ext/hash_ext_test.rb @@ -4,6 +4,7 @@ require 'bigdecimal' require 'active_support/core_ext/string/access' require 'active_support/ordered_hash' require 'active_support/core_ext/object/conversions' +require 'active_support/core_ext/object/deep_dup' require 'active_support/inflections' class HashExtTest < ActiveSupport::TestCase @@ -61,23 +62,49 @@ class HashExtTest < ActiveSupport::TestCase assert_equal @upcase_strings, @mixed.transform_keys{ |key| key.to_s.upcase } end + def test_transform_keys_not_mutates + transformed_hash = @mixed.dup + transformed_hash.transform_keys{ |key| key.to_s.upcase } + assert_equal @mixed, transformed_hash + end + def test_deep_transform_keys assert_equal @nested_upcase_strings, @nested_symbols.deep_transform_keys{ |key| key.to_s.upcase } assert_equal @nested_upcase_strings, @nested_strings.deep_transform_keys{ |key| key.to_s.upcase } assert_equal @nested_upcase_strings, @nested_mixed.deep_transform_keys{ |key| key.to_s.upcase } end + def test_deep_transform_keys_not_mutates + transformed_hash = @nested_mixed.deep_dup + transformed_hash.deep_transform_keys{ |key| key.to_s.upcase } + assert_equal @nested_mixed, transformed_hash + end + def test_transform_keys! assert_equal @upcase_strings, @symbols.dup.transform_keys!{ |key| key.to_s.upcase } assert_equal @upcase_strings, @strings.dup.transform_keys!{ |key| key.to_s.upcase } assert_equal @upcase_strings, @mixed.dup.transform_keys!{ |key| key.to_s.upcase } end + def test_transform_keys_with_bang_mutates + transformed_hash = @mixed.dup + transformed_hash.transform_keys!{ |key| key.to_s.upcase } + assert_equal @upcase_strings, transformed_hash + assert_equal @mixed, { :a => 1, "b" => 2 } + end + def test_deep_transform_keys! - assert_equal @nested_upcase_strings, @nested_symbols.deep_transform_keys!{ |key| key.to_s.upcase } - assert_equal @nested_upcase_strings, @nested_strings.deep_transform_keys!{ |key| key.to_s.upcase } - assert_equal @nested_upcase_strings, @nested_mixed.deep_transform_keys!{ |key| key.to_s.upcase } - end + assert_equal @nested_upcase_strings, @nested_symbols.deep_dup.deep_transform_keys!{ |key| key.to_s.upcase } + assert_equal @nested_upcase_strings, @nested_strings.deep_dup.deep_transform_keys!{ |key| key.to_s.upcase } + assert_equal @nested_upcase_strings, @nested_mixed.deep_dup.deep_transform_keys!{ |key| key.to_s.upcase } + end + + def test_deep_transform_keys_with_bang_mutates + transformed_hash = @nested_mixed.deep_dup + transformed_hash.deep_transform_keys!{ |key| key.to_s.upcase } + assert_equal @nested_upcase_strings, transformed_hash + assert_equal @nested_mixed, { 'a' => { :b => { 'c' => 3 } } } + end def test_symbolize_keys assert_equal @symbols, @symbols.symbolize_keys @@ -85,22 +112,48 @@ class HashExtTest < ActiveSupport::TestCase assert_equal @symbols, @mixed.symbolize_keys end + def test_symbolize_keys_not_mutates + transformed_hash = @mixed.dup + transformed_hash.symbolize_keys + assert_equal @mixed, transformed_hash + end + def test_deep_symbolize_keys assert_equal @nested_symbols, @nested_symbols.deep_symbolize_keys assert_equal @nested_symbols, @nested_strings.deep_symbolize_keys assert_equal @nested_symbols, @nested_mixed.deep_symbolize_keys end + def test_deep_symbolize_keys_not_mutates + transformed_hash = @nested_mixed.deep_dup + transformed_hash.deep_symbolize_keys + assert_equal @nested_mixed, transformed_hash + end + def test_symbolize_keys! assert_equal @symbols, @symbols.dup.symbolize_keys! assert_equal @symbols, @strings.dup.symbolize_keys! assert_equal @symbols, @mixed.dup.symbolize_keys! end + def test_symbolize_keys_with_bang_mutates + transformed_hash = @mixed.dup + transformed_hash.deep_symbolize_keys! + assert_equal @symbols, transformed_hash + assert_equal @mixed, { :a => 1, "b" => 2 } + end + def test_deep_symbolize_keys! - assert_equal @nested_symbols, @nested_symbols.dup.deep_symbolize_keys! - assert_equal @nested_symbols, @nested_strings.dup.deep_symbolize_keys! - assert_equal @nested_symbols, @nested_mixed.dup.deep_symbolize_keys! + assert_equal @nested_symbols, @nested_symbols.deep_dup.deep_symbolize_keys! + assert_equal @nested_symbols, @nested_strings.deep_dup.deep_symbolize_keys! + assert_equal @nested_symbols, @nested_mixed.deep_dup.deep_symbolize_keys! + end + + def test_deep_symbolize_keys_with_bang_mutates + transformed_hash = @nested_mixed.deep_dup + transformed_hash.deep_symbolize_keys! + assert_equal @nested_symbols, transformed_hash + assert_equal @nested_mixed, { 'a' => { :b => { 'c' => 3 } } } end def test_symbolize_keys_preserves_keys_that_cant_be_symbolized @@ -110,7 +163,7 @@ class HashExtTest < ActiveSupport::TestCase def test_deep_symbolize_keys_preserves_keys_that_cant_be_symbolized assert_equal @nested_illegal_symbols, @nested_illegal_symbols.deep_symbolize_keys - assert_equal @nested_illegal_symbols, @nested_illegal_symbols.dup.deep_symbolize_keys! + assert_equal @nested_illegal_symbols, @nested_illegal_symbols.deep_dup.deep_symbolize_keys! end def test_symbolize_keys_preserves_fixnum_keys @@ -120,7 +173,7 @@ class HashExtTest < ActiveSupport::TestCase def test_deep_symbolize_keys_preserves_fixnum_keys assert_equal @nested_fixnums, @nested_fixnums.deep_symbolize_keys - assert_equal @nested_fixnums, @nested_fixnums.dup.deep_symbolize_keys! + assert_equal @nested_fixnums, @nested_fixnums.deep_dup.deep_symbolize_keys! end def test_stringify_keys @@ -129,22 +182,48 @@ class HashExtTest < ActiveSupport::TestCase assert_equal @strings, @mixed.stringify_keys end + def test_stringify_keys_not_mutates + transformed_hash = @mixed.dup + transformed_hash.stringify_keys + assert_equal @mixed, transformed_hash + end + def test_deep_stringify_keys assert_equal @nested_strings, @nested_symbols.deep_stringify_keys assert_equal @nested_strings, @nested_strings.deep_stringify_keys assert_equal @nested_strings, @nested_mixed.deep_stringify_keys end + def test_deep_stringify_keys_not_mutates + transformed_hash = @nested_mixed.deep_dup + transformed_hash.deep_stringify_keys + assert_equal @nested_mixed, transformed_hash + end + def test_stringify_keys! assert_equal @strings, @symbols.dup.stringify_keys! assert_equal @strings, @strings.dup.stringify_keys! assert_equal @strings, @mixed.dup.stringify_keys! end + def test_stringify_keys_with_bang_mutates + transformed_hash = @mixed.dup + transformed_hash.stringify_keys! + assert_equal @strings, transformed_hash + assert_equal @mixed, { :a => 1, "b" => 2 } + end + def test_deep_stringify_keys! - assert_equal @nested_strings, @nested_symbols.dup.deep_stringify_keys! - assert_equal @nested_strings, @nested_strings.dup.deep_stringify_keys! - assert_equal @nested_strings, @nested_mixed.dup.deep_stringify_keys! + assert_equal @nested_strings, @nested_symbols.deep_dup.deep_stringify_keys! + assert_equal @nested_strings, @nested_strings.deep_dup.deep_stringify_keys! + assert_equal @nested_strings, @nested_mixed.deep_dup.deep_stringify_keys! + end + + def test_deep_stringify_keys_with_bang_mutates + transformed_hash = @nested_mixed.deep_dup + transformed_hash.deep_stringify_keys! + assert_equal @nested_strings, transformed_hash + assert_equal @nested_mixed, { 'a' => { :b => { 'c' => 3 } } } end def test_symbolize_keys_for_hash_with_indifferent_access @@ -169,9 +248,9 @@ class HashExtTest < ActiveSupport::TestCase end def test_deep_symbolize_keys_bang_for_hash_with_indifferent_access - assert_raise(NoMethodError) { @nested_symbols.with_indifferent_access.dup.deep_symbolize_keys! } - assert_raise(NoMethodError) { @nested_strings.with_indifferent_access.dup.deep_symbolize_keys! } - assert_raise(NoMethodError) { @nested_mixed.with_indifferent_access.dup.deep_symbolize_keys! } + assert_raise(NoMethodError) { @nested_symbols.with_indifferent_access.deep_dup.deep_symbolize_keys! } + assert_raise(NoMethodError) { @nested_strings.with_indifferent_access.deep_dup.deep_symbolize_keys! } + assert_raise(NoMethodError) { @nested_mixed.with_indifferent_access.deep_dup.deep_symbolize_keys! } end def test_symbolize_keys_preserves_keys_that_cant_be_symbolized_for_hash_with_indifferent_access @@ -181,7 +260,7 @@ class HashExtTest < ActiveSupport::TestCase def test_deep_symbolize_keys_preserves_keys_that_cant_be_symbolized_for_hash_with_indifferent_access assert_equal @nested_illegal_symbols, @nested_illegal_symbols.with_indifferent_access.deep_symbolize_keys - assert_raise(NoMethodError) { @nested_illegal_symbols.with_indifferent_access.dup.deep_symbolize_keys! } + assert_raise(NoMethodError) { @nested_illegal_symbols.with_indifferent_access.deep_dup.deep_symbolize_keys! } end def test_symbolize_keys_preserves_fixnum_keys_for_hash_with_indifferent_access @@ -191,7 +270,7 @@ class HashExtTest < ActiveSupport::TestCase def test_deep_symbolize_keys_preserves_fixnum_keys_for_hash_with_indifferent_access assert_equal @nested_fixnums, @nested_fixnums.with_indifferent_access.deep_symbolize_keys - assert_raise(NoMethodError) { @nested_fixnums.with_indifferent_access.dup.deep_symbolize_keys! } + assert_raise(NoMethodError) { @nested_fixnums.with_indifferent_access.deep_dup.deep_symbolize_keys! } end def test_stringify_keys_for_hash_with_indifferent_access @@ -217,9 +296,9 @@ class HashExtTest < ActiveSupport::TestCase def test_deep_stringify_keys_bang_for_hash_with_indifferent_access assert_instance_of ActiveSupport::HashWithIndifferentAccess, @nested_symbols.with_indifferent_access.dup.deep_stringify_keys! - assert_equal @nested_strings, @nested_symbols.with_indifferent_access.dup.deep_stringify_keys! - assert_equal @nested_strings, @nested_strings.with_indifferent_access.dup.deep_stringify_keys! - assert_equal @nested_strings, @nested_mixed.with_indifferent_access.dup.deep_stringify_keys! + assert_equal @nested_strings, @nested_symbols.with_indifferent_access.deep_dup.deep_stringify_keys! + assert_equal @nested_strings, @nested_strings.with_indifferent_access.deep_dup.deep_stringify_keys! + assert_equal @nested_strings, @nested_mixed.with_indifferent_access.deep_dup.deep_stringify_keys! end def test_nested_under_indifferent_access |