Class: Pact::V2::Consumer::PluginSyncMessageInteractionBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb

Defined Under Namespace

Classes: CreateInteractionError, InteractionBuilderError, InteractionMismatchesError, PluginInitError

Constant Summary collapse

INIT_PLUGIN_ERRORS =

docs.rs/pact_ffi/0.4.17/pact_ffi/plugins/fn.pactffi_using_plugin.html

{
  1 => {reason: :internal_error, status: 1, description: "A general panic was caught"},
  2 => {reason: :plugin_load_failed, status: 2, description: "Failed to load the plugin"},
  3 => {reason: :invalid_handle, status: 3, description: "Pact Handle is not valid"}
}.freeze
CREATE_INTERACTION_ERRORS =

docs.rs/pact_ffi/0.4.17/pact_ffi/plugins/fn.pactffi_interaction_contents.html

{
  1 => {reason: :internal_error, status: 1, description: "A general panic was caught"},
  2 => {reason: :mock_server_already_running, status: 2, description: "The mock server has already been started"},
  3 => {reason: :invalid_handle, status: 3, description: "The interaction handle is invalid"},
  4 => {reason: :invalid_content_type, status: 4, description: "The content type is not valid"},
  5 => {reason: :invalid_contents, status: 5, description: "The contents JSON is not valid JSON"},
  6 => {reason: :plugin_error, status: 6, description: "The plugin returned an error"}
}.freeze

Instance Method Summary collapse

Constructor Details

#initialize(pact_config, description: nil) ⇒ PluginSyncMessageInteractionBuilder

Returns a new instance of PluginSyncMessageInteractionBuilder.



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# File 'lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb', line 37

def initialize(pact_config, description: nil)
  @pact_config = pact_config
  @description = description || ""
  @request = nil
  @response = nil
  @response_meta = nil
  @provider_state_meta = nil
end

Instance Method Details

#execute(&block) ⇒ Object 



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# File 'lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb', line 112

def execute(&block)
  raise InteractionBuilderError.new("interaction is designed to be used one-time only") if defined?(@used)

  validate!

  pact_handle = init_pact
  init_plugin!(pact_handle)

  message_pact = PactFfi::SyncMessageConsumer.new_interaction(pact_handle, @description)
  @provider_state_meta&.each_pair do |provider_state, meta|
    if meta.present?
      meta.each_pair { |k, v| PactFfi.given_with_param(message_pact, provider_state, k.to_s, v.to_s) }
    else
      PactFfi.given(message_pact, provider_state)
    end
  end
  result = PactFfi::PluginConsumer.interaction_contents(message_pact, 0, @content_type, interaction_json)
  if CREATE_INTERACTION_ERRORS[result].present?
    error = CREATE_INTERACTION_ERRORS[result]
    raise CreateInteractionError.new("There was an error while trying to add interaction \"#{@description}\"", error[:reason], error[:status])
  end

  mock_server = MockServer.create_for_transport!(pact: pact_handle, transport: @transport, host: @pact_config.mock_host, port: @pact_config.mock_port)

  yield(message_pact, mock_server)

ensure
  if mock_server.matched?
    mock_server.write_pacts!(@pact_config.pact_dir)
  else
    msg = mismatches_error_msg(mock_server)
    raise InteractionMismatchesError.new(msg)
  end
  @used = true
  mock_server&.cleanup
  PactFfi::PluginConsumer.cleanup_plugins(pact_handle)
  PactFfi.free_pact_handle(pact_handle)
end

#given(provider_state, metadata = {}) ⇒ Object 



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# File 'lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb', line 55

def given(provider_state, metadata = {})
  @provider_state_meta = {provider_state => metadata}
  self
end

#interaction_json ⇒ Object 



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# File 'lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb', line 95

def interaction_json
  result = {
    request: @request
  }
  result.merge!(@plugin_metadata) if @plugin_metadata.is_a?(Hash)

  result[:response] = @response if @response.is_a?(Hash)
  result[:responseMetadata] = @response_meta if @response_meta.is_a?(Hash)

  JSON.dump(result)
end

#upon_receiving(description) ⇒ Object 



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# File 'lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb', line 60

def upon_receiving(description)
  @description = description
  self
end

#validate! ⇒ Object

Raises:



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# File 'lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb', line 107

def validate!
  raise InteractionBuilderError.new("invalid request format, should be a hash") unless @request.is_a?(Hash)
  raise InteractionBuilderError.new("invalid response format, should be a hash") unless @response.is_a?(Hash) || @response_meta.is_a?(Hash)
end

#will_respond_with(resp_hash) ⇒ Object 



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# File 'lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb', line 75

def will_respond_with(resp_hash)
  @response = InteractionContents.plugin(resp_hash)
  self
end

#will_respond_with_meta(meta_hash) ⇒ Object 



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# File 'lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb', line 80

def will_respond_with_meta(meta_hash)
  @response_meta = InteractionContents.plugin(meta_hash)
  self
end

#with_content_type(content_type) ⇒ Object 



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# File 'lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb', line 70

def with_content_type(content_type)
  @content_type = content_type
  self
end

#with_plugin(plugin_name, plugin_version) ⇒ Object

Raises:



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# File 'lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb', line 46

def with_plugin(plugin_name, plugin_version)
  raise InteractionBuilderError.new("plugin_name is required") if plugin_name.blank?
  raise InteractionBuilderError.new("plugin_version is required") if plugin_version.blank?

  @plugin_name = plugin_name
  @plugin_version = plugin_version
  self
end

#with_plugin_metadata(meta_hash) ⇒ Object 



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# File 'lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb', line 85

def with_plugin_metadata(meta_hash)
  @plugin_metadata = meta_hash
  self
end

#with_request(req_hash) ⇒ Object 



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# File 'lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb', line 65

def with_request(req_hash)
  @request = InteractionContents.plugin(req_hash)
  self
end

#with_transport(transport) ⇒ Object 



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# File 'lib/pact/v2/consumer/plugin_sync_message_interaction_builder.rb', line 90

def with_transport(transport)
  @transport = transport
  self
end