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170 lines
4.1 KiB
Ruby
170 lines
4.1 KiB
Ruby
require 'abstract_unit'
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require 'fileutils'
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class FixtureTemplate
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attr_reader :source
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def initialize(template_path)
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@source = File.read(template_path)
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rescue Errno::ENOENT
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raise ActionView::MissingTemplate.new([], "", [], true, [])
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end
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end
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class FixtureFinder
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FIXTURES_DIR = "#{File.dirname(__FILE__)}/../fixtures/digestor"
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def find(logical_name, keys, partial, options)
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FixtureTemplate.new("digestor/#{partial ? logical_name.gsub(%r|/([^/]+)$|, '/_\1') : logical_name}.#{options[:formats].first}.erb")
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end
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end
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class TemplateDigestorTest < ActionView::TestCase
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def setup
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@cwd = Dir.pwd
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@tmp_dir = Dir.mktmpdir
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FileUtils.cp_r FixtureFinder::FIXTURES_DIR, @tmp_dir
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Dir.chdir @tmp_dir
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end
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def teardown
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Dir.chdir @cwd
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FileUtils.rm_r @tmp_dir
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ActionView::Digestor.cache.clear
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end
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def test_top_level_change_reflected
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assert_digest_difference("messages/show") do
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change_template("messages/show")
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end
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end
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def test_explicit_dependency
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assert_digest_difference("messages/show") do
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change_template("messages/_message")
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end
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end
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def test_second_level_dependency
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assert_digest_difference("messages/show") do
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change_template("comments/_comments")
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end
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end
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def test_second_level_dependency_within_same_directory
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assert_digest_difference("messages/show") do
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change_template("messages/_header")
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end
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end
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def test_third_level_dependency
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assert_digest_difference("messages/show") do
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change_template("comments/_comment")
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end
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end
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def test_directory_depth_dependency
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assert_digest_difference("level/below/index") do
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change_template("level/below/_header")
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end
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end
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def test_logging_of_missing_template
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assert_logged "Couldn't find template for digesting: messages/something_missing.html" do
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digest("messages/show")
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end
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end
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def test_nested_template_directory
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assert_digest_difference("messages/show") do
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change_template("messages/actions/_move")
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end
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end
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def test_dont_generate_a_digest_for_missing_templates
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assert_equal '', digest("nothing/there")
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end
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def test_collection_dependency
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assert_digest_difference("messages/index") do
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change_template("messages/_message")
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end
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assert_digest_difference("messages/index") do
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change_template("events/_event")
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end
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end
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def test_collection_derived_from_record_dependency
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assert_digest_difference("messages/show") do
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change_template("events/_event")
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end
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end
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def test_extra_whitespace_in_render_partial
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assert_digest_difference("messages/edit") do
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change_template("messages/_form")
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end
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end
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def test_extra_whitespace_in_render_named_partial
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assert_digest_difference("messages/edit") do
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change_template("messages/_header")
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end
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end
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def test_extra_whitespace_in_render_record
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assert_digest_difference("messages/edit") do
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change_template("messages/_message")
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end
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end
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def test_extra_whitespace_in_render_with_parenthesis
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assert_digest_difference("messages/edit") do
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change_template("events/_event")
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end
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end
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def test_old_style_hash_in_render_invocation
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assert_digest_difference("messages/edit") do
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change_template("comments/_comment")
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end
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end
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private
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def assert_logged(message)
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old_logger = ActionView::Base.logger
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log = StringIO.new
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ActionView::Base.logger = Logger.new(log)
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begin
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yield
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log.rewind
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assert_match message, log.read
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ensure
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ActionView::Base.logger = old_logger
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end
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end
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def assert_digest_difference(template_name)
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previous_digest = digest(template_name)
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ActionView::Digestor.cache.clear
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yield
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assert previous_digest != digest(template_name), "digest didn't change"
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ActionView::Digestor.cache.clear
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end
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def digest(template_name)
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ActionView::Digestor.digest(template_name, :html, FixtureFinder.new)
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end
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def change_template(template_name)
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File.open("digestor/#{template_name}.html.erb", "w") do |f|
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f.write "\nTHIS WAS CHANGED!"
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end
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end
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end
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