require 'abstract_unit' require 'controller/fake_models' uses_mocha 'TestTemplateRecompilation' do class CompiledTemplatesTest < Test::Unit::TestCase def setup @compiled_templates = ActionView::Base::CompiledTemplates @compiled_templates.instance_methods.each do |m| @compiled_templates.send(:remove_method, m) if m =~ /^_run_/ end end def test_template_gets_compiled assert_equal 0, @compiled_templates.instance_methods.size assert_equal "Hello world!", render(:file => "test/hello_world.erb") assert_equal 1, @compiled_templates.instance_methods.size end def test_template_gets_recompiled_when_using_different_keys_in_local_assigns assert_equal 0, @compiled_templates.instance_methods.size assert_equal "Hello world!", render(:file => "test/hello_world.erb") assert_equal "Hello world!", render(:file => "test/hello_world.erb", :locals => {:foo => "bar"}) assert_equal 2, @compiled_templates.instance_methods.size end def test_compiled_template_will_not_be_recompiled_when_rendered_with_identical_local_assigns assert_equal 0, @compiled_templates.instance_methods.size assert_equal "Hello world!", render(:file => "test/hello_world.erb") ActionView::Template.any_instance.expects(:compile!).never assert_equal "Hello world!", render(:file => "test/hello_world.erb") end def test_compiled_template_will_always_be_recompiled_when_template_is_not_cached ActionView::Template.any_instance.expects(:loaded?).times(3).returns(false) assert_equal 0, @compiled_templates.instance_methods.size assert_equal "Hello world!", render(:file => "#{FIXTURE_LOAD_PATH}/test/hello_world.erb") ActionView::Template.any_instance.expects(:compile!).times(3) 3.times { assert_equal "Hello world!", render(:file => "#{FIXTURE_LOAD_PATH}/test/hello_world.erb") } assert_equal 1, @compiled_templates.instance_methods.size end def test_template_changes_are_not_reflected_with_cached_templates assert_equal "Hello world!", render(:file => "test/hello_world.erb") modify_template "test/hello_world.erb", "Goodbye world!" do assert_equal "Hello world!", render(:file => "test/hello_world.erb") end assert_equal "Hello world!", render(:file => "test/hello_world.erb") end def test_template_changes_are_reflected_with_uncached_templates assert_equal "Hello world!", render_without_cache(:file => "test/hello_world.erb") modify_template "test/hello_world.erb", "Goodbye world!" do assert_equal "Goodbye world!", render_without_cache(:file => "test/hello_world.erb") end assert_equal "Hello world!", render_without_cache(:file => "test/hello_world.erb") end private def render(*args) render_with_cache(*args) end def render_with_cache(*args) view_paths = ActionController::Base.view_paths assert view_paths.first.loaded? ActionView::Base.new(view_paths, {}).render(*args) end def render_without_cache(*args) view_paths = ActionView::Base.process_view_paths(FIXTURE_LOAD_PATH) assert !view_paths.first.loaded? ActionView::Base.new(view_paths, {}).render(*args) end def modify_template(template, content) filename = "#{FIXTURE_LOAD_PATH}/#{template}" old_content = File.read(filename) begin File.open(filename, "wb+") { |f| f.write(content) } yield ensure File.open(filename, "wb+") { |f| f.write(old_content) } end end end end