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require 'mocha/parameter_matchers/base'
require 'uri'
module Mocha
module ParameterMatchers
# Matches a URI without regard to the ordering of parameters in the query string.
#
# @param [String] uri URI to match.
# @return [QueryStringMatches] parameter matcher.
#
# @see Expectation#with
#
# @example Actual URI has equivalent query string.
# object = mock()
# object.expects(:method_1).with(has_equivalent_query_string('http://example.com/foo?a=1&b=2))
# object.method_1('http://example.com/foo?b=2&a=1')
# # no error raised
#
# @example Actual URI does not have equivalent query string.
# object = mock()
# object.expects(:method_1).with(has_equivalent_query_string('http://example.com/foo?a=1&b=2))
# object.method_1('http://example.com/foo?a=1&b=3')
# # error raised, because the query parameters were different
def has_equivalent_query_string(uri)
QueryStringMatches.new(uri)
end
# Parameter matcher which matches URIs with equivalent query strings.
class QueryStringMatches < Base
# @private
def initialize(uri)
@uri = URI.parse(uri)
end
# @private
def matches?(available_parameters)
actual = explode(URI.parse(available_parameters.shift))
expected = explode(@uri)
actual == expected
end
# @private
def mocha_inspect
"has_equivalent_query_string(#{@uri.mocha_inspect})"
end
private
# @private
def explode(uri)
query_hash = (uri.query || '').split('&').inject({}){ |h, kv| h.merge(Hash[*kv.split('=')]) }
URI::Generic::COMPONENT.inject({}){ |h, k| h.merge(k => uri.__send__(k)) }.merge(:query => query_hash)
end
end
end
end
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