diff options
Diffstat (limited to 'activesupport/test/core_ext/hash_ext_test.rb')
| -rw-r--r-- | activesupport/test/core_ext/hash_ext_test.rb | 112 |
1 files changed, 80 insertions, 32 deletions
diff --git a/activesupport/test/core_ext/hash_ext_test.rb b/activesupport/test/core_ext/hash_ext_test.rb index 8b816b3aad..525ea08abd 100644 --- a/activesupport/test/core_ext/hash_ext_test.rb +++ b/activesupport/test/core_ext/hash_ext_test.rb @@ -8,6 +8,8 @@ require "active_support/core_ext/object/deep_dup" require "active_support/inflections" class HashExtTest < ActiveSupport::TestCase + HashWithIndifferentAccess = ActiveSupport::HashWithIndifferentAccess + class IndifferentHash < ActiveSupport::HashWithIndifferentAccess end @@ -111,7 +113,7 @@ class HashExtTest < ActiveSupport::TestCase 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 + assert_equal({ :a => 1, "b" => 2 }, @mixed) end def test_deep_transform_keys! @@ -127,7 +129,7 @@ class HashExtTest < ActiveSupport::TestCase 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 } } + assert_equal({ "a" => { b: { "c" => 3 } } }, @nested_mixed) end def test_symbolize_keys @@ -167,7 +169,7 @@ class HashExtTest < ActiveSupport::TestCase transformed_hash = @mixed.dup transformed_hash.deep_symbolize_keys! assert_equal @symbols, transformed_hash - assert_equal @mixed, :a => 1, "b" => 2 + assert_equal({ :a => 1, "b" => 2 }, @mixed) end def test_deep_symbolize_keys! @@ -183,7 +185,7 @@ class HashExtTest < ActiveSupport::TestCase 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 } } + assert_equal({ "a" => { b: { "c" => 3 } } }, @nested_mixed) end def test_symbolize_keys_preserves_keys_that_cant_be_symbolized @@ -243,7 +245,7 @@ class HashExtTest < ActiveSupport::TestCase transformed_hash = @mixed.dup transformed_hash.stringify_keys! assert_equal @strings, transformed_hash - assert_equal @mixed, :a => 1, "b" => 2 + assert_equal({ :a => 1, "b" => 2 }, @mixed) end def test_deep_stringify_keys! @@ -259,7 +261,7 @@ class HashExtTest < ActiveSupport::TestCase 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 } } + assert_equal({ "a" => { b: { "c" => 3 } } }, @nested_mixed) end def test_symbolize_keys_for_hash_with_indifferent_access @@ -390,8 +392,8 @@ class HashExtTest < ActiveSupport::TestCase assert_equal 1, hash[:a] assert_equal true, hash[:b] assert_equal false, hash[:c] - assert_equal nil, hash[:d] - assert_equal nil, hash[:e] + assert_nil hash[:d] + assert_nil hash[:e] end def test_indifferent_reading_with_nonnil_default @@ -404,7 +406,7 @@ class HashExtTest < ActiveSupport::TestCase assert_equal 1, hash[:a] assert_equal true, hash[:b] assert_equal false, hash[:c] - assert_equal nil, hash[:d] + assert_nil hash[:d] assert_equal 1, hash[:e] end @@ -414,11 +416,11 @@ class HashExtTest < ActiveSupport::TestCase hash["b"] = 2 hash[3] = 3 - assert_equal hash["a"], 1 - assert_equal hash["b"], 2 - assert_equal hash[:a], 1 - assert_equal hash[:b], 2 - assert_equal hash[3], 3 + assert_equal 1, hash["a"] + assert_equal 2, hash["b"] + assert_equal 1, hash[:a] + assert_equal 2, hash[:b] + assert_equal 3, hash[3] end def test_indifferent_update @@ -430,16 +432,16 @@ class HashExtTest < ActiveSupport::TestCase updated_with_symbols = hash.update(@symbols) updated_with_mixed = hash.update(@mixed) - assert_equal updated_with_strings[:a], 1 - assert_equal updated_with_strings["a"], 1 - assert_equal updated_with_strings["b"], 2 + assert_equal 1, updated_with_strings[:a] + assert_equal 1, updated_with_strings["a"] + assert_equal 2, updated_with_strings["b"] - assert_equal updated_with_symbols[:a], 1 - assert_equal updated_with_symbols["b"], 2 - assert_equal updated_with_symbols[:b], 2 + assert_equal 1, updated_with_symbols[:a] + assert_equal 2, updated_with_symbols["b"] + assert_equal 2, updated_with_symbols[:b] - assert_equal updated_with_mixed[:a], 1 - assert_equal updated_with_mixed["b"], 2 + assert_equal 1, updated_with_mixed[:a] + assert_equal 2, updated_with_mixed["b"] assert [updated_with_strings, updated_with_symbols, updated_with_mixed].all? { |h| h.keys.size == 2 } end @@ -447,7 +449,7 @@ class HashExtTest < ActiveSupport::TestCase def test_update_with_to_hash_conversion hash = HashWithIndifferentAccess.new hash.update HashByConversion.new(a: 1) - assert_equal hash["a"], 1 + assert_equal 1, hash["a"] end def test_indifferent_merging @@ -472,7 +474,7 @@ class HashExtTest < ActiveSupport::TestCase def test_merge_with_to_hash_conversion hash = HashWithIndifferentAccess.new merged = hash.merge HashByConversion.new(a: 1) - assert_equal merged["a"], 1 + assert_equal 1, merged["a"] end def test_indifferent_replace @@ -536,11 +538,11 @@ class HashExtTest < ActiveSupport::TestCase def test_indifferent_deleting get_hash = proc { { a: "foo" }.with_indifferent_access } hash = get_hash.call - assert_equal hash.delete(:a), "foo" - assert_equal hash.delete(:a), nil + assert_equal "foo", hash.delete(:a) + assert_nil hash.delete(:a) hash = get_hash.call - assert_equal hash.delete("a"), "foo" - assert_equal hash.delete("a"), nil + assert_equal "foo", hash.delete("a") + assert_nil hash.delete("a") end def test_indifferent_select @@ -589,6 +591,26 @@ class HashExtTest < ActiveSupport::TestCase assert_instance_of ActiveSupport::HashWithIndifferentAccess, indifferent_strings end + def test_indifferent_compact + hash_contain_nil_value = @strings.merge("z" => nil) + hash = ActiveSupport::HashWithIndifferentAccess.new(hash_contain_nil_value) + compacted_hash = hash.compact + + assert_equal(@strings, compacted_hash) + assert_equal(hash_contain_nil_value, hash) + assert_instance_of ActiveSupport::HashWithIndifferentAccess, compacted_hash + + empty_hash = ActiveSupport::HashWithIndifferentAccess.new + compacted_hash = empty_hash.compact + + assert_equal compacted_hash, empty_hash + + non_empty_hash = ActiveSupport::HashWithIndifferentAccess.new(foo: :bar) + compacted_hash = non_empty_hash.compact + + assert_equal compacted_hash, non_empty_hash + end + def test_indifferent_to_hash # Should convert to a Hash with String keys. assert_equal @strings, @mixed.with_indifferent_access.to_hash @@ -933,8 +955,8 @@ class HashExtTest < ActiveSupport::TestCase extracted = original.extract!(:a, :x) assert_equal expected, extracted - assert_equal nil, extracted[:a] - assert_equal nil, extracted[:x] + assert_nil extracted[:a] + assert_nil extracted[:x] end def test_indifferent_extract @@ -1017,7 +1039,7 @@ class HashExtTest < ActiveSupport::TestCase assert_equal({}, h) h = @symbols.dup - assert_equal(nil, h.compact!) + assert_nil(h.compact!) assert_equal(@symbols, h) end @@ -1068,6 +1090,30 @@ class HashExtTest < ActiveSupport::TestCase assert_equal 1, hash[:a] assert_equal 3, hash[:b] end + + def test_inheriting_from_top_level_hash_with_indifferent_access_preserves_ancestors_chain + klass = Class.new(::HashWithIndifferentAccess) + assert_equal ActiveSupport::HashWithIndifferentAccess, klass.ancestors[1] + end + + def test_inheriting_from_hash_with_indifferent_access_properly_dumps_ivars + klass = Class.new(::HashWithIndifferentAccess) do + def initialize(*) + @foo = "bar" + super + end + end + + yaml_output = klass.new.to_yaml + + # `hash-with-ivars` was introduced in 2.0.9 (https://git.io/vyUQW) + if Gem::Version.new(Psych::VERSION) >= Gem::Version.new("2.0.9") + assert_includes yaml_output, "hash-with-ivars" + assert_includes yaml_output, "@foo: bar" + else + assert_includes yaml_output, "hash" + end + end end class IWriteMyOwnXML @@ -1113,6 +1159,8 @@ class HashExtToParamTests < ActiveSupport::TestCase end class HashToXmlTest < ActiveSupport::TestCase + HashWithIndifferentAccess = ActiveSupport::HashWithIndifferentAccess + def setup @xml_options = { root: :person, skip_instruct: true, indent: 0 } end @@ -1595,7 +1643,7 @@ class HashToXmlTest < ActiveSupport::TestCase def test_should_return_nil_if_no_key_is_supplied hash_wia = HashWithIndifferentAccess.new { 1 + 2 } - assert_equal nil, hash_wia.default + assert_nil hash_wia.default end def test_should_use_default_value_for_unknown_key |