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-rw-r--r--activesupport/test/core_ext/hash_ext_test.rb74
1 files changed, 70 insertions, 4 deletions
diff --git a/activesupport/test/core_ext/hash_ext_test.rb b/activesupport/test/core_ext/hash_ext_test.rb
index b71206d2e3..1d9b56b1b4 100644
--- a/activesupport/test/core_ext/hash_ext_test.rb
+++ b/activesupport/test/core_ext/hash_ext_test.rb
@@ -365,7 +365,7 @@ class HashExtTest < ActiveSupport::TestCase
:member? => true }
hashes.each do |name, hash|
- method_map.sort_by { |m| m.to_s }.each do |meth, expected|
+ method_map.sort_by(&:to_s).each do |meth, expected|
assert_equal(expected, hash.__send__(meth, 'a'),
"Calling #{name}.#{meth} 'a'")
assert_equal(expected, hash.__send__(meth, :a),
@@ -524,6 +524,10 @@ class HashExtTest < ActiveSupport::TestCase
end
def test_indifferent_reverse_merging
+ hash = HashWithIndifferentAccess.new key: :old_value
+ hash.reverse_merge! key: :new_value
+ assert_equal :old_value, hash[:key]
+
hash = HashWithIndifferentAccess.new('some' => 'value', 'other' => 'value')
hash.reverse_merge!(:some => 'noclobber', :another => 'clobber')
assert_equal 'value', hash[:some]
@@ -547,6 +551,11 @@ class HashExtTest < ActiveSupport::TestCase
assert_instance_of ActiveSupport::HashWithIndifferentAccess, hash
end
+ def test_indifferent_select_returns_enumerator
+ enum = ActiveSupport::HashWithIndifferentAccess.new(@strings).select
+ assert_instance_of Enumerator, enum
+ end
+
def test_indifferent_select_returns_a_hash_when_unchanged
hash = ActiveSupport::HashWithIndifferentAccess.new(@strings).select {|k,v| true}
@@ -568,6 +577,11 @@ class HashExtTest < ActiveSupport::TestCase
assert_instance_of ActiveSupport::HashWithIndifferentAccess, hash
end
+ def test_indifferent_reject_returns_enumerator
+ enum = ActiveSupport::HashWithIndifferentAccess.new(@strings).reject
+ assert_instance_of Enumerator, enum
+ end
+
def test_indifferent_reject_bang
indifferent_strings = ActiveSupport::HashWithIndifferentAccess.new(@strings)
indifferent_strings.reject! {|k,v| v != 1}
@@ -586,6 +600,8 @@ class HashExtTest < ActiveSupport::TestCase
roundtrip = mixed_with_default.with_indifferent_access.to_hash
assert_equal @strings, roundtrip
assert_equal '1234', roundtrip.default
+
+ # Ensure nested hashes are not HashWithIndiffereneAccess
new_to_hash = @nested_mixed.with_indifferent_access.to_hash
assert_not new_to_hash.instance_of?(HashWithIndifferentAccess)
assert_not new_to_hash["a"].instance_of?(HashWithIndifferentAccess)
@@ -959,10 +975,11 @@ class HashExtTest < ActiveSupport::TestCase
assert_raise(RuntimeError) { original.except!(:a) }
end
- def test_except_with_mocha_expectation_on_original
+ def test_except_does_not_delete_values_in_original
original = { :a => 'x', :b => 'y' }
- original.expects(:delete).never
- original.except(:a)
+ assert_not_called(original, :delete) do
+ original.except(:a)
+ end
end
def test_compact
@@ -997,6 +1014,37 @@ class HashExtTest < ActiveSupport::TestCase
assert_equal 1, hash[:a]
end
+ def test_dup_with_default_proc
+ hash = HashWithIndifferentAccess.new
+ hash.default_proc = proc { |h, v| raise "walrus" }
+ assert_nothing_raised { hash.dup }
+ end
+
+ def test_dup_with_default_proc_sets_proc
+ hash = HashWithIndifferentAccess.new
+ hash.default_proc = proc { |h, k| k + 1 }
+ new_hash = hash.dup
+
+ assert_equal 3, new_hash[2]
+
+ new_hash.default = 2
+ assert_equal 2, new_hash[:non_existant]
+ end
+
+ def test_to_hash_with_raising_default_proc
+ hash = HashWithIndifferentAccess.new
+ hash.default_proc = proc { |h, k| raise "walrus" }
+
+ assert_nothing_raised { hash.to_hash }
+ end
+
+ def test_new_from_hash_copying_default_should_not_raise_when_default_proc_does
+ hash = Hash.new
+ hash.default_proc = proc { |h, k| raise "walrus" }
+
+ assert_nothing_raised { HashWithIndifferentAccess.new_from_hash_copying_default(hash) }
+ end
+
def test_new_with_to_hash_conversion_copies_default
normal_hash = Hash.new(3)
normal_hash[:a] = 1
@@ -1534,6 +1582,16 @@ class HashToXmlTest < ActiveSupport::TestCase
assert_equal expected, Hash.from_trusted_xml('<product><name type="yaml">:value</name></product>')
end
+ def test_should_use_default_proc_for_unknown_key
+ hash_wia = HashWithIndifferentAccess.new { 1 + 2 }
+ assert_equal 3, hash_wia[:new_key]
+ end
+
+ def test_should_use_default_proc_if_no_key_is_supplied
+ hash_wia = HashWithIndifferentAccess.new { 1 + 2 }
+ assert_equal 3, hash_wia.default
+ end
+
def test_should_use_default_value_for_unknown_key
hash_wia = HashWithIndifferentAccess.new(3)
assert_equal 3, hash_wia[:new_key]
@@ -1555,6 +1613,14 @@ class HashToXmlTest < ActiveSupport::TestCase
assert_not_same hash_wia, hash_wia.with_indifferent_access
end
+
+ def test_allows_setting_frozen_array_values_with_indifferent_access
+ value = [1, 2, 3].freeze
+ hash = HashWithIndifferentAccess.new
+ hash[:key] = value
+ assert_equal hash[:key], value
+ end
+
def test_should_copy_the_default_value_when_converting_to_hash_with_indifferent_access
hash = Hash.new(3)
hash_wia = hash.with_indifferent_access