mirror of
https://github.com/rails/rails.git
synced 2022-11-09 12:12:34 -05:00
267 lines
7.4 KiB
Ruby
267 lines
7.4 KiB
Ruby
require 'abstract_unit'
|
|
require 'active_support/json'
|
|
require 'active_support/core_ext/object/to_json'
|
|
|
|
class OrderedHashTest < Test::Unit::TestCase
|
|
def setup
|
|
@keys = %w( blue green red pink orange )
|
|
@values = %w( 000099 009900 aa0000 cc0066 cc6633 )
|
|
@hash = Hash.new
|
|
@ordered_hash = ActiveSupport::OrderedHash.new
|
|
|
|
@keys.each_with_index do |key, index|
|
|
@hash[key] = @values[index]
|
|
@ordered_hash[key] = @values[index]
|
|
end
|
|
end
|
|
|
|
def test_order
|
|
assert_equal @keys, @ordered_hash.keys
|
|
assert_equal @values, @ordered_hash.values
|
|
end
|
|
|
|
def test_access
|
|
assert @hash.all? { |k, v| @ordered_hash[k] == v }
|
|
end
|
|
|
|
def test_assignment
|
|
key, value = 'purple', '5422a8'
|
|
|
|
@ordered_hash[key] = value
|
|
assert_equal @keys.length + 1, @ordered_hash.length
|
|
assert_equal key, @ordered_hash.keys.last
|
|
assert_equal value, @ordered_hash.values.last
|
|
assert_equal value, @ordered_hash[key]
|
|
end
|
|
|
|
def test_delete
|
|
key, value = 'white', 'ffffff'
|
|
bad_key = 'black'
|
|
|
|
@ordered_hash[key] = value
|
|
assert_equal @keys.length + 1, @ordered_hash.length
|
|
assert_equal @ordered_hash.keys.length, @ordered_hash.length
|
|
|
|
assert_equal value, @ordered_hash.delete(key)
|
|
assert_equal @keys.length, @ordered_hash.length
|
|
assert_equal @ordered_hash.keys.length, @ordered_hash.length
|
|
|
|
assert_nil @ordered_hash.delete(bad_key)
|
|
end
|
|
|
|
def test_to_hash
|
|
assert_same @ordered_hash, @ordered_hash.to_hash
|
|
end
|
|
|
|
def test_to_a
|
|
assert_equal @keys.zip(@values), @ordered_hash.to_a
|
|
end
|
|
|
|
def test_has_key
|
|
assert_equal true, @ordered_hash.has_key?('blue')
|
|
assert_equal true, @ordered_hash.key?('blue')
|
|
assert_equal true, @ordered_hash.include?('blue')
|
|
assert_equal true, @ordered_hash.member?('blue')
|
|
|
|
assert_equal false, @ordered_hash.has_key?('indigo')
|
|
assert_equal false, @ordered_hash.key?('indigo')
|
|
assert_equal false, @ordered_hash.include?('indigo')
|
|
assert_equal false, @ordered_hash.member?('indigo')
|
|
end
|
|
|
|
def test_has_value
|
|
assert_equal true, @ordered_hash.has_value?('000099')
|
|
assert_equal true, @ordered_hash.value?('000099')
|
|
assert_equal false, @ordered_hash.has_value?('ABCABC')
|
|
assert_equal false, @ordered_hash.value?('ABCABC')
|
|
end
|
|
|
|
def test_each_key
|
|
keys = []
|
|
@ordered_hash.each_key { |k| keys << k }
|
|
assert_equal @keys, keys
|
|
end
|
|
|
|
def test_each_value
|
|
values = []
|
|
@ordered_hash.each_value { |v| values << v }
|
|
assert_equal @values, values
|
|
end
|
|
|
|
def test_each
|
|
values = []
|
|
@ordered_hash.each {|key, value| values << value}
|
|
assert_equal @values, values
|
|
end
|
|
|
|
def test_each_with_index
|
|
@ordered_hash.each_with_index { |pair, index| assert_equal [@keys[index], @values[index]], pair}
|
|
end
|
|
|
|
def test_each_pair
|
|
values = []
|
|
keys = []
|
|
@ordered_hash.each_pair do |key, value|
|
|
keys << key
|
|
values << value
|
|
end
|
|
assert_equal @values, values
|
|
assert_equal @keys, keys
|
|
end
|
|
|
|
def test_delete_if
|
|
copy = @ordered_hash.dup
|
|
copy.delete('pink')
|
|
assert_equal copy, @ordered_hash.delete_if { |k, _| k == 'pink' }
|
|
assert !@ordered_hash.keys.include?('pink')
|
|
end
|
|
|
|
def test_reject!
|
|
(copy = @ordered_hash.dup).delete('pink')
|
|
@ordered_hash.reject! { |k, _| k == 'pink' }
|
|
assert_equal copy, @ordered_hash
|
|
assert !@ordered_hash.keys.include?('pink')
|
|
end
|
|
|
|
def test_reject
|
|
copy = @ordered_hash.dup
|
|
new_ordered_hash = @ordered_hash.reject { |k, _| k == 'pink' }
|
|
assert_equal copy, @ordered_hash
|
|
assert !new_ordered_hash.keys.include?('pink')
|
|
assert @ordered_hash.keys.include?('pink')
|
|
end
|
|
|
|
def test_clear
|
|
@ordered_hash.clear
|
|
assert_equal [], @ordered_hash.keys
|
|
end
|
|
|
|
def test_merge
|
|
other_hash = ActiveSupport::OrderedHash.new
|
|
other_hash['purple'] = '800080'
|
|
other_hash['violet'] = 'ee82ee'
|
|
merged = @ordered_hash.merge other_hash
|
|
assert_equal merged.length, @ordered_hash.length + other_hash.length
|
|
assert_equal @keys + ['purple', 'violet'], merged.keys
|
|
end
|
|
|
|
def test_merge_with_block
|
|
hash = ActiveSupport::OrderedHash.new
|
|
hash[:a] = 0
|
|
hash[:b] = 0
|
|
merged = hash.merge(:b => 2, :c => 7) do |key, old_value, new_value|
|
|
new_value + 1
|
|
end
|
|
|
|
assert_equal 0, merged[:a]
|
|
assert_equal 3, merged[:b]
|
|
assert_equal 7, merged[:c]
|
|
end
|
|
|
|
def test_merge_bang_with_block
|
|
hash = ActiveSupport::OrderedHash.new
|
|
hash[:a] = 0
|
|
hash[:b] = 0
|
|
hash.merge!(:a => 1, :c => 7) do |key, old_value, new_value|
|
|
new_value + 3
|
|
end
|
|
|
|
assert_equal 4, hash[:a]
|
|
assert_equal 0, hash[:b]
|
|
assert_equal 7, hash[:c]
|
|
end
|
|
|
|
def test_shift
|
|
pair = @ordered_hash.shift
|
|
assert_equal [@keys.first, @values.first], pair
|
|
assert !@ordered_hash.keys.include?(pair.first)
|
|
end
|
|
|
|
def test_keys
|
|
original = @ordered_hash.keys.dup
|
|
@ordered_hash.keys.pop
|
|
assert_equal original, @ordered_hash.keys
|
|
end
|
|
|
|
def test_inspect
|
|
assert @ordered_hash.inspect.include?(@hash.inspect)
|
|
end
|
|
|
|
def test_json
|
|
ordered_hash = ActiveSupport::OrderedHash[:foo, :bar]
|
|
hash = Hash[:foo, :bar]
|
|
assert_equal ordered_hash.to_json, hash.to_json
|
|
end
|
|
|
|
def test_alternate_initialization_with_splat
|
|
alternate = ActiveSupport::OrderedHash[1,2,3,4]
|
|
assert_kind_of ActiveSupport::OrderedHash, alternate
|
|
assert_equal [1, 3], alternate.keys
|
|
end
|
|
|
|
def test_alternate_initialization_with_array
|
|
alternate = ActiveSupport::OrderedHash[ [
|
|
[1, 2],
|
|
[3, 4],
|
|
"bad key value pair",
|
|
[ 'missing value' ]
|
|
]]
|
|
|
|
assert_kind_of ActiveSupport::OrderedHash, alternate
|
|
assert_equal [1, 3, 'missing value'], alternate.keys
|
|
assert_equal [2, 4, nil ], alternate.values
|
|
end
|
|
|
|
def test_alternate_initialization_raises_exception_on_odd_length_args
|
|
begin
|
|
ActiveSupport::OrderedHash[1,2,3,4,5]
|
|
flunk "Hash::[] should have raised an exception on initialization " +
|
|
"with an odd number of parameters"
|
|
rescue ArgumentError => e
|
|
assert_equal "odd number of arguments for Hash", e.message
|
|
end
|
|
end
|
|
|
|
def test_replace_updates_keys
|
|
@other_ordered_hash = ActiveSupport::OrderedHash[:black, '000000', :white, '000000']
|
|
original = @ordered_hash.replace(@other_ordered_hash)
|
|
assert_same original, @ordered_hash
|
|
assert_equal @other_ordered_hash.keys, @ordered_hash.keys
|
|
end
|
|
|
|
def test_each_after_yaml_serialization
|
|
values = []
|
|
@deserialized_ordered_hash = YAML::load(YAML::dump(@ordered_hash))
|
|
|
|
@deserialized_ordered_hash.each {|key, value| values << value}
|
|
assert_equal @values, values
|
|
end
|
|
|
|
def test_order_after_yaml_serialization
|
|
@deserialized_ordered_hash = YAML::load(YAML::dump(@ordered_hash))
|
|
|
|
assert_equal @keys, @deserialized_ordered_hash.keys
|
|
assert_equal @values, @deserialized_ordered_hash.values
|
|
end
|
|
|
|
def test_order_after_yaml_serialization_with_nested_arrays
|
|
@ordered_hash[:array] = %w(a b c)
|
|
|
|
@deserialized_ordered_hash = YAML::load(YAML::dump(@ordered_hash))
|
|
|
|
assert_equal @ordered_hash.keys, @deserialized_ordered_hash.keys
|
|
assert_equal @ordered_hash.values, @deserialized_ordered_hash.values
|
|
end
|
|
|
|
def test_update_sets_keys
|
|
@updated_ordered_hash = ActiveSupport::OrderedHash.new
|
|
@updated_ordered_hash.update(:name => "Bob")
|
|
assert_equal [:name], @updated_ordered_hash.keys
|
|
end
|
|
|
|
def test_invert
|
|
expected = ActiveSupport::OrderedHash[@values.zip(@keys)]
|
|
assert_equal expected, @ordered_hash.invert
|
|
assert_equal @values.zip(@keys), @ordered_hash.invert.to_a
|
|
end
|
|
end
|