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require 'test_helper'
require 'i18n/core_ext/hash'
class I18nCoreExtHashInterpolationTest < I18n::TestCase
test "#deep_symbolize_keys" do
hash = { 'foo' => { 'bar' => { 'baz' => 'bar' } } }
expected = { :foo => { :bar => { :baz => 'bar' } } }
assert_equal expected, hash.deep_symbolize_keys
end
test "#slice" do
hash = { :foo => 'bar', :baz => 'bar' }
expected = { :foo => 'bar' }
assert_equal expected, hash.slice(:foo)
end
test "#slice non-existent key" do
hash = { :foo => 'bar', :baz => 'bar' }
expected = { :foo => 'bar' }
assert_equal expected, hash.slice(:foo, :not_here)
end
test "#slice maintains subclasses of Hash" do
klass = Class.new(Hash)
hash = klass[:foo, 'bar', :baz, 'bar']
assert_instance_of klass, hash.slice(:foo)
end
test "#except" do
hash = { :foo => 'bar', :baz => 'bar' }
expected = { :foo => 'bar' }
assert_equal expected, hash.except(:baz)
end
test "#deep_merge!" do
hash = { :foo => { :bar => { :baz => 'bar' } }, :baz => 'bar' }
hash.deep_merge!(:foo => { :bar => { :baz => 'foo' } })
expected = { :foo => { :bar => { :baz => 'foo' } }, :baz => 'bar' }
assert_equal expected, hash
end
end