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# frozen_string_literal: true
require "hashdiff"
require "json"
module WebMock
class RequestBodyDiff
def initialize(request_signature, request_stub)
@request_signature = request_signature
@request_stub = request_stub
end
def body_diff
return {} unless request_signature_diffable? && request_stub_diffable?
Hashdiff.diff(request_signature_body_hash, request_stub_body_hash)
end
attr_reader :request_signature, :request_stub
private :request_signature, :request_stub
private
def request_signature_diffable?
request_signature.json_headers? && request_signature_parseable_json?
end
def request_stub_diffable?
request_stub_body.is_a?(Hash) || request_stub_parseable_json?
end
def request_signature_body_hash
JSON.parse(request_signature.body)
end
def request_stub_body_hash
return request_stub_body if request_stub_body.is_a?(Hash)
JSON.parse(request_stub_body)
end
def request_stub_body
request_stub.request_pattern &&
request_stub.request_pattern.body_pattern &&
request_stub.request_pattern.body_pattern.pattern
end
def request_signature_parseable_json?
parseable_json?(request_signature.body)
end
def request_stub_parseable_json?
parseable_json?(request_stub_body)
end
def parseable_json?(body_pattern)
return false unless body_pattern.is_a?(String)
JSON.parse(body_pattern)
true
rescue JSON::ParserError
false
end
end
end
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