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require 'test_helper'
require 'tins'
module Tins
class HashSymbolizeKeysRecursiveTest < Test::Unit::TestCase
require 'tins/xt/hash_symbolize_keys_recursive'
def test_symbolize
hash = {
'key' => [
{
'key' => {
'key' => true
},
'o' => Object.new,
}
],
}
hash2 = hash.symbolize_keys_recursive
assert hash2[:key][0][:key][:key]
hash.symbolize_keys_recursive!
assert hash[:key][0][:key][:key]
end
def test_symbolize_bang
hash = { 'foo' => 'bar' }
hash.symbolize_keys_recursive!
assert_equal({ foo: 'bar' }, hash)
end
def test_symbolize_with_circular_array
circular_array = [].tap { |a| a << a }
assert_equal(
{ foo: [ nil ] },
{ 'foo' => circular_array }.symbolize_keys_recursive
)
assert_equal(
{ foo: [ :circular ] },
{ 'foo' => circular_array }.symbolize_keys_recursive(circular: :circular)
)
end
def test_symbolize_with_circular_hash
circular_hash = {}.tap { |h| h['foo'] = h }
circular_hash_symbol = {}.tap { |h| h[:foo] = nil }
assert_equal(
{ bar: circular_hash_symbol },
{ 'bar' => circular_hash }.symbolize_keys_recursive
)
assert_equal(
{ bar: { foo: :circular } },
{ 'bar' => circular_hash }.symbolize_keys_recursive(circular: :circular)
)
end
def test_symbolize_deeper_nesting
hash = { 'foo' => [ true, [ { 'bar' => {}.tap { |h| h['foo'] = h } }, 3.141, [].tap { |arr| arr << arr } ] ] }
assert_equal(
{foo: [true, [{bar: {foo: :circular}}, 3.141, [:circular]]]},
hash.symbolize_keys_recursive(circular: :circular)
)
end
end
end
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