# Git Pivotal Tracker Integration
# Copyright (c) 2013 the original author or authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

require "spec_helper"
require "git-pivotal-tracker-integration/command/configuration"
require "git-pivotal-tracker-integration/util/git"
require "pivotal-tracker"

describe GitPivotalTrackerIntegration::Command::Configuration do

  before do
    $stdout = StringIO.new
    $stderr = StringIO.new
    @configuration = GitPivotalTrackerIntegration::Command::Configuration.new
  end

  it "should not prompt the user for the API token if it is already configured" do
    GitPivotalTrackerIntegration::Util::Git.should_receive(:get_config).with("pivotal.api-token", :inherited).and_return("test_api_token")

    api_token = @configuration.api_token

    expect(api_token).to eq("test_api_token")
  end

  it "should prompt the user for the API token if it is not configured" do |variable|
    GitPivotalTrackerIntegration::Util::Git.should_receive(:get_config).with("pivotal.api-token", :inherited).and_return("")
    @configuration.should_receive(:ask).and_return("test_api_token")
    GitPivotalTrackerIntegration::Util::Git.should_receive(:set_config).with("pivotal.api-token", "test_api_token", :global)

    api_token = @configuration.api_token

    expect(api_token).to eq("test_api_token")
  end

  it "should not prompt the user for the project id if it is already configured" do
    GitPivotalTrackerIntegration::Util::Git.should_receive(:get_config).with("pivotal.project-id", :inherited).and_return("test_project_id")

    project_id = @configuration.project_id

    expect(project_id).to eq("test_project_id")
  end

  it "should prompt the user for the API token if it is not configured" do
    GitPivotalTrackerIntegration::Util::Git.should_receive(:get_config).with("pivotal.project-id", :inherited).and_return("")
    menu = double("menu")
    menu.should_receive(:prompt=)
    PivotalTracker::Project.should_receive(:all).and_return([
      PivotalTracker::Project.new(:id => "id-2", :name => "name-2"),
      PivotalTracker::Project.new(:id => "id-1", :name => "name-1")])
    menu.should_receive(:choice).with("name-1")
    menu.should_receive(:choice).with("name-2")
    @configuration.should_receive(:choose) { |&arg| arg.call menu }.and_return("test_project_id")
    GitPivotalTrackerIntegration::Util::Git.should_receive(:set_config).with("pivotal.project-id", "test_project_id", :local)

    project_id = @configuration.project_id

    expect(project_id).to eq("test_project_id")
  end

  it "should persist the story when requested" do
    GitPivotalTrackerIntegration::Util::Git.should_receive(:set_config).with("pivotal-story-id", 12345678, :branch)

    @configuration.story = PivotalTracker::Story.new(:id => 12345678)
  end

  it "should return a story when requested" do
    project = double("project")
    stories = double("stories")
    story = double("story")
    GitPivotalTrackerIntegration::Util::Git.should_receive(:get_config).with("pivotal-story-id", :branch).and_return("12345678")
    project.should_receive(:stories).and_return(stories)
    stories.should_receive(:find).with(12345678).and_return(story)

    result = @configuration.story project

    expect(result).to be(story)
  end

end