Module: Dalziel::Matchers

Defined in:
lib/dalziel.rb

Defined Under Namespace

Classes: JSONPatternMatcher, RequestMatcher, ResponseMatcher

Instance Method Summary collapse

Instance Method Details

#match_json_expression(pattern) ⇒ Object

Replacement for the json_expression default matcher, shows prettier output.

Usage:

expect(json_or_hash).to match_json_expression(
  user: {
    id: Integer
  }
)



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# File 'lib/dalziel.rb', line 73

def match_json_expression(pattern)
  JSONPatternMatcher.new(pattern)
end

#match_json_request(pattern) ⇒ Object

Verifies outgoing request body stubbed with WebMock.

Usage:

req = stub_json_request(:get, "url", user: { id: 1 })

act

expect(req).to match_json_request(
  foo: {
    bar: Integer
  }
)



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# File 'lib/dalziel.rb', line 45

def match_json_request(pattern)
  RequestMatcher.new(pattern)
end

#match_json_response(pattern) ⇒ Object

Verifies that the response is a proper JSON response. Optionally you can chain ‘status` to verify the status code.

Usage:

get "/foo/bar"
expect(last_response).to match_json_response(
  foo: {
    bar: Integer
  }
)



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# File 'lib/dalziel.rb', line 60

def match_json_response(pattern)
  ResponseMatcher.new(pattern)
end

#stub_json_request(verb, url, body, status = 200) ⇒ Object

Stubs outgoing JSON requests with WebMock.

Usage:

stub_json_request(:get, "url", user: { id: 1 })



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# File 'lib/dalziel.rb', line 23

def stub_json_request(verb, url, body, status = 200)
  stub_request(verb, url).to_return(
    headers: { content_type: "application/json" },
    body: body.to_json,
    status: status,
  )
end