92 lines
2.2 KiB
Ruby
92 lines
2.2 KiB
Ruby
# frozen_string_literal: true
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require "tmpdir"
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require "abstract_unit"
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require "rails/app_loader"
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class AppLoaderTest < ActiveSupport::TestCase
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def loader
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@loader ||= Class.new do
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extend Rails::AppLoader
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class << self
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attr_accessor :exec_arguments
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def exec(*args)
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self.exec_arguments = args
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end
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end
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end
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end
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def write(filename, contents = nil)
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FileUtils.mkdir_p(File.dirname(filename))
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File.write(filename, contents)
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end
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def expects_exec(exe)
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assert_equal [Rails::AppLoader::RUBY, exe], loader.exec_arguments
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end
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setup do
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@tmp = Dir.mktmpdir("railties-rails-loader-test-suite")
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@cwd = Dir.pwd
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Dir.chdir(@tmp)
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end
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["bin", "script"].each do |script_dir|
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exe = "#{script_dir}/rails"
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test "is not in a Rails application if #{exe} is not found in the current or parent directories" do
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def loader.find_executables; end
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assert_not loader.exec_app
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end
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test "is not in a Rails application if #{exe} exists but is a folder" do
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FileUtils.mkdir_p(exe)
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assert_not loader.exec_app
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end
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["APP_PATH", "ENGINE_PATH"].each do |keyword|
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test "is in a Rails application if #{exe} exists and contains #{keyword}" do
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write exe, keyword
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loader.exec_app
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expects_exec exe
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end
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test "is not in a Rails application if #{exe} exists but doesn't contain #{keyword}" do
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write exe
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assert_not loader.exec_app
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end
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test "is in a Rails application if parent directory has #{exe} containing #{keyword} and chdirs to the root directory" do
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write "foo/bar/#{exe}"
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write "foo/#{exe}", keyword
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Dir.chdir("foo/bar")
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loader.exec_app
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expects_exec exe
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# Compare the realpath in case either of them has symlinks.
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#
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# This happens in particular in macOS, where @tmp starts
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# with "/var", and Dir.pwd with "/private/var", due to a
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# default system symlink var -> private/var.
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assert_equal File.realpath("#@tmp/foo"), File.realpath(Dir.pwd)
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end
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end
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end
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teardown do
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Dir.chdir(@cwd)
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FileUtils.rm_rf(@tmp)
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end
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end
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