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Website : rimsha.abasa.com
: / var / canvas / spec / graphql /
Filename : graphql_helpers_spec.rb
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# frozen_string_literal: true

#
# Copyright (C) 2017 Instructure, Inc.
#
# This file is part of Canvas.
#
# Canvas is free software: you can redistribute it and/or modify it under
# the terms of the GNU Affero General Public License as published by the Free
# Software Foundation, version 3 of the License.
#
# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along
# with this program. If not, see <http://www.gnu.org/licenses/>.
#

describe GraphQLHelpers do
  context "relay_or_legacy_id_prepare_func" do
    let(:relay_user_id) { "VXNlci0xMjM0" }

    it "passes legacy ids straight through" do
      expect(
        GraphQLHelpers.relay_or_legacy_id_prepare_func("Course").call("1234")
      ).to eq "1234"
    end

    it "converts relay ids to legacy ids" do
      expect(
        GraphQLHelpers.relay_or_legacy_id_prepare_func("User").call(relay_user_id)
      ).to eq "1234"
    end

    it "returns an error for garbage" do
      expect(
        GraphQLHelpers.relay_or_legacy_id_prepare_func("User").call("blahblahblah")
      ).to be_a(GraphQL::ExecutionError)
    end

    it "returns an error if the relay id doesn't match the expected type" do
      expect(
        GraphQLHelpers.relay_or_legacy_id_prepare_func("Course").call(relay_user_id)
      ).to be_a(GraphQL::ExecutionError)
    end
  end

  context "relay_or_legacy_ids_prepare_func" do
    let(:user1234) { "VXNlci0xMjM0" }
    let(:user5678) { "VXNlci01Njc4" }
    let(:ctx) { nil }

    it "works for valid ids" do
      expect(
        GraphQLHelpers.relay_or_legacy_ids_prepare_func("User").call(
          [user1234, user5678], nil
        )
      ).to eq ["1234", "5678"]
    end

    it "returns an error for bad ids" do
      expect(
        GraphQLHelpers.relay_or_legacy_ids_prepare_func("Course").call(
          [user1234, user5678], nil
        )
      ).to be_a(GraphQL::ExecutionError)
    end
  end
end