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

#
# Copyright (C) 2019 - present 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/>.
#

require_relative "../graphql_spec_helper"

describe Mutations::CreateModule do
  before(:once) do
    course_factory(active_all: true)
  end

  def mutation_str(name: "zxcv", course_id: nil)
    course_id ||= @course.id
    <<~GQL
      mutation {
        createModule(input: {
          name: "#{name}"
          courseId: "#{course_id}"
        }) {
          module {
            _id
            name
          }
          errors {
            attribute
            message
          }
        }
      }
    GQL
  end

  it "works" do
    result = CanvasSchema.execute(mutation_str, context: { current_user: @teacher })
    expect(result.dig(*%w[data createModule module name])).to eq "zxcv"
    new_module_id = result.dig(*%w[data createModule module _id])
    expect(@course.context_modules.find(new_module_id).name).to eq "zxcv"
    expect(result.dig(*%w[data createModule errors])).to be_nil
  end

  it "requires non-empty name" do
    result = CanvasSchema.execute(mutation_str(name: ""), context: { current_user: @teacher })
    expect(result.dig("data", "createModule", "errors")[0]["message"]).to eq "can't be blank"
  end

  it "fails gracefully for invalid course id" do
    invalid_course_id = 0
    result = CanvasSchema.execute(mutation_str(course_id: invalid_course_id), context: { current_user: @teacher })
    expect(result["errors"]).not_to be_nil
    expect(result.dig(*%w[data createModule])).to be_nil
  end

  it "requires permission" do
    student_in_course
    result = CanvasSchema.execute(mutation_str, context: { current_user: @student })
    expect(result["errors"]).not_to be_nil
    expect(result.dig(*%w[data createModule])).to be_nil
  end
end