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# Generators are not automatically loaded by Rails
require 'generators/rspec/install/install_generator'
require 'support/generators'
RSpec.describe Rspec::Generators::InstallGenerator, type: :generator do
def use_active_record_migration
match(/ActiveRecord::Migration\./m)
end
def content_for(file_name)
File.read(file(file_name))
end
def have_a_fixture_path
match(/^ config\.fixture_path = /m)
end
def have_fixture_paths
match(/^ config\.fixture_paths = /m)
end
def maintain_test_schema
match(/ActiveRecord::Migration\.maintain_test_schema!/m)
end
def require_rails_environment
match(/^require_relative '\.\.\/config\/environment'$/m)
end
def require_rspec_rails
match(/^require 'rspec\/rails'$/m)
end
def have_active_record_enabled
match(/^\ # config\.use_active_record = false/m)
end
def have_active_record_disabled
match(/^\ config\.use_active_record = false/m)
end
def have_transactional_fixtures_enabled
match(/^ config\.use_transactional_fixtures = true/m)
end
def filter_rails_from_backtrace
match(/config\.filter_rails_from_backtrace!/m)
end
setup_default_destination
let(:rails_helper) { content_for('spec/rails_helper.rb') }
let(:spec_helper) { content_for('spec/spec_helper.rb') }
let(:developmentrb) { content_for('config/environments/development.rb') }
it "generates .rspec" do
run_generator
expect(File.exist?(file('.rspec'))).to be true
end
it "generates spec/spec_helper.rb" do
generator_command_notice = / This file was generated by the `rails generate rspec:install` command./m
run_generator
expect(spec_helper).to match(generator_command_notice)
end
it "does not configure warnings in the spec/spec_helper.rb" do
run_generator
expect(spec_helper).not_to match(/\bconfig.warnings\b/m)
end
context "generates spec/rails_helper.rb" do
specify "requiring Rails environment" do
run_generator
expect(rails_helper).to require_rails_environment
end
specify "requiring rspec/rails" do
run_generator
expect(rails_helper).to require_rspec_rails
end
specify "with ActiveRecord" do
run_generator
expect(rails_helper).to have_active_record_enabled
expect(rails_helper).not_to have_active_record_disabled
end
specify "with default fixture path" do
run_generator
if ::Rails::VERSION::STRING < "7.1.0"
expect(rails_helper).to have_a_fixture_path
else
expect(rails_helper).to have_fixture_paths
end
end
specify "with transactional fixtures" do
run_generator
expect(rails_helper).to have_transactional_fixtures_enabled
end
specify "excluding rails gems from the backtrace" do
run_generator
expect(rails_helper).to filter_rails_from_backtrace
end
specify "checking for maintaining the schema" do
run_generator
expect(rails_helper).to maintain_test_schema
end
end
context "generates spec/rails_helper.rb", "without ActiveRecord available" do
before do
hide_const("ActiveRecord")
end
specify "requiring Rails environment" do
run_generator
expect(rails_helper).to require_rails_environment
end
specify "requiring rspec/rails" do
run_generator
expect(rails_helper).to require_rspec_rails
end
specify "without ActiveRecord" do
run_generator
expect(rails_helper).not_to have_active_record_enabled
expect(rails_helper).to have_active_record_disabled
end
specify "without fixture path" do
run_generator
expect(rails_helper).not_to have_a_fixture_path
expect(rails_helper).not_to have_fixture_paths
end
specify "without transactional fixtures" do
run_generator
expect(rails_helper).not_to have_transactional_fixtures_enabled
end
specify "without schema maintenance checks" do
run_generator
expect(rails_helper).not_to use_active_record_migration
expect(rails_helper).not_to maintain_test_schema
end
end
end
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