require 'spec_helper' describe 'parsejson' do it 'exists' do is_expected.not_to eq(nil) end it 'raises an error if called without any arguments' do is_expected.to run.with_params .and_raise_error(%r{wrong number of arguments}i) end context 'with correct JSON data' do it 'is able to parse JSON data with a Hash' do is_expected.to run.with_params('{"a":"1","b":"2"}') .and_return('a' => '1', 'b' => '2') end it 'is able to parse JSON data with an Array' do is_expected.to run.with_params('["a","b","c"]') .and_return(%w[a b c]) end it 'is able to parse empty JSON values' do actual_array = %w[[] {}] expected = [[], {}] actual_array.each_with_index do |actual, index| is_expected.to run.with_params(actual).and_return(expected[index]) end end it 'is able to parse JSON data with a mixed structure' do is_expected.to run.with_params('{"a":"1","b":2,"c":{"d":[true,false]}}') .and_return('a' => '1', 'b' => 2, 'c' => { 'd' => [true, false] }) end it 'is able to parse JSON data with a UTF8 and double byte characters' do is_expected.to run.with_params('{"×":"これ","ý":"記号","です":{"©":["Á","ß"]}}') .and_return('×' => 'これ', 'ý' => '記号', 'です' => { '©' => %w[Á ß] }) end it 'does not return the default value if the data was parsed correctly' do is_expected.to run.with_params('{"a":"1"}', 'default_value') .and_return('a' => '1') end end context 'with incorrect JSON data' do it 'raises an error with invalid JSON and no default' do is_expected.to run.with_params('') .and_raise_error(PSON::ParserError) end it 'supports a structure for a default value' do is_expected.to run.with_params('', 'a' => '1') .and_return('a' => '1') end ['', 1, 1.2, nil, true, false, [], {}, :yaml].each do |value| it "should return the default value for an incorrect #{value.inspect} (#{value.class}) parameter" do is_expected.to run.with_params(value, 'default_value') .and_return('default_value') end end end end