Example of Test::Unit code from Underground rails application, using FactoryGirl to generate test objects

groups_controller_test.rb

require 'test_helper'

class GroupsControllerTest < ActionController::TestCase

  test "ok to create duplicate group through api" do
    user = create(:user)
    @request.env["HTTP_AUTHORIZATION"] = user.basic_auth_header("abc1234")
    post :apicreate, format: :json, nickname: "hannabarbera"
    assert_response :created
    assert_not_nil assigns(:group)
    post :apicreate, format: :json, nickname: "hannabarbera"
    assert_response :success
    assert_not_nil assigns(:group)
  end

  test "user can auto-join new group" do
    user = create(:user)
    @request.env["HTTP_AUTHORIZATION"] = user.basic_auth_header("abc1234")
    post :apicreate, format: :json, nickname: "hannabarbera", do_join: "true"
    assert_response :created
    assert_not_nil assigns(:group)
    assert user.is_member?(assigns(:group))
  end

  test "new group gets fullname set automatically when not provided explicitly" do
    user = create(:user)
    @request.env["HTTP_AUTHORIZATION"] = user.basic_auth_header("abc1234")
    post :apicreate, format: :json, nickname: "hannabarbera"
    assert_response :created
    assert_not_nil assigns(:group)
    assert assigns(:group).fullname == "Hannabarbera"
  end

  test "new group does NOT set fullname automatically when it IS provided explicitly" do
    user = create(:user)
    @request.env["HTTP_AUTHORIZATION"] = user.basic_auth_header("abc1234")
    post :apicreate, format: :json, nickname: "hannabarbera", fullname: "Hanna-Barbera Studios"
    assert_response :created
    assert_not_nil assigns(:group)
    assert_not assigns(:group).fullname == "Hannabarbera"
  end

  test "groups enforce min nickname length" do
    user = create(:user)
    @request.env["HTTP_AUTHORIZATION"] = user.basic_auth_header("abc1234")
    post :apicreate, format: :json, nickname: "h", fullname: "Hanna-Barbera Studios"
    assert_response :error
    assert Group.find_by(nickname: "h").blank?
  end


  test "groups default to private" do
    user = create(:user)
    @request.env["HTTP_AUTHORIZATION"] = user.basic_auth_header("abc1234")
    post :apicreate, format: :json, nickname: "masons", fullname: "Masons"
    assert_response :created
    created_group = Group.find_by(nickname: "masons")
    assert_not_nil created_group
    assert (created_group.privacy_level == "private")
  end

  test "groups can be created public" do
    user = create(:user)
    @request.env["HTTP_AUTHORIZATION"] = user.basic_auth_header("abc1234")
    post :apicreate, format: :json, nickname: "women", fullname: "All Women", privacy_level: "public"
    assert_response :created
    created_group = Group.find_by(nickname: "women")
    assert_not_nil created_group
    assert (created_group.privacy_level == "public")
  end

  test "anon is member of new group" do
    anonymous = User.anonymous
    user = create(:user)
    @request.env["HTTP_AUTHORIZATION"] = user.basic_auth_header("abc1234")
    post :apicreate, format: :json, nickname: "hannabarbera"
    assert_response :created
    assert_not_nil assigns(:group)
    assert anonymous.is_member?(assigns(:group))
  end
end