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114 lines
3.5 KiB
Ruby
114 lines
3.5 KiB
Ruby
require 'abstract_unit'
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module RenderStreaming
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class BasicController < ActionController::Base
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self.view_paths = [ActionView::FixtureResolver.new(
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"render_streaming/basic/hello_world.html.erb" => "Hello world",
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"render_streaming/basic/boom.html.erb" => "<%= raise 'Ruby was here!' %>",
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"layouts/application.html.erb" => "<%= yield %>, I'm here!",
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"layouts/boom.html.erb" => "<body class=\"<%= nil.invalid! %>\"<%= yield %></body>"
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)]
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layout "application"
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def hello_world
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render :stream => true
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end
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def layout_exception
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render :action => "hello_world", :stream => true, :layout => "boom"
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end
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def template_exception
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render :action => "boom", :stream => true
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end
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def skip
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render :action => "hello_world", :stream => false
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end
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def explicit
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render :action => "hello_world", :stream => true
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end
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def no_layout
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render :action => "hello_world", :stream => true, :layout => false
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end
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def explicit_cache
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headers["Cache-Control"] = "private"
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render :action => "hello_world", :stream => true
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end
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end
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class StreamingTest < Rack::TestCase
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test "rendering with streaming enabled at the class level" do
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get "/render_streaming/basic/hello_world"
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assert_body "b\r\nHello world\r\nb\r\n, I'm here!\r\n0\r\n\r\n"
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assert_streaming!
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end
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test "rendering with streaming given to render" do
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get "/render_streaming/basic/explicit"
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assert_body "b\r\nHello world\r\nb\r\n, I'm here!\r\n0\r\n\r\n"
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assert_streaming!
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end
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test "rendering with streaming do not override explicit cache control given to render" do
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get "/render_streaming/basic/explicit_cache"
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assert_body "b\r\nHello world\r\nb\r\n, I'm here!\r\n0\r\n\r\n"
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assert_streaming! "private"
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end
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test "rendering with streaming no layout" do
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get "/render_streaming/basic/no_layout"
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assert_body "b\r\nHello world\r\n0\r\n\r\n"
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assert_streaming!
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end
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test "skip rendering with streaming at render level" do
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get "/render_streaming/basic/skip"
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assert_body "Hello world, I'm here!"
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end
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test "rendering with layout exception" do
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get "/render_streaming/basic/layout_exception"
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assert_body "d\r\n<body class=\"\r\n37\r\n\"><script>window.location = \"/500.html\"</script></html>\r\n0\r\n\r\n"
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assert_streaming!
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end
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test "rendering with template exception" do
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get "/render_streaming/basic/template_exception"
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assert_body "37\r\n\"><script>window.location = \"/500.html\"</script></html>\r\n0\r\n\r\n"
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assert_streaming!
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end
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test "rendering with template exception logs the exception" do
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io = StringIO.new
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_old, ActionView::Base.logger = ActionView::Base.logger, ActiveSupport::Logger.new(io)
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begin
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get "/render_streaming/basic/template_exception"
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io.rewind
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assert_match "Ruby was here!", io.read
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ensure
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ActionView::Base.logger = _old
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end
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end
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test "do not stream on HTTP/1.0" do
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get "/render_streaming/basic/hello_world", headers: { "HTTP_VERSION" => "HTTP/1.0" }
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assert_body "Hello world, I'm here!"
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assert_status 200
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assert_equal "22", headers["Content-Length"]
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assert_equal nil, headers["Transfer-Encoding"]
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end
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def assert_streaming!(cache="no-cache")
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assert_status 200
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assert_equal nil, headers["Content-Length"]
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assert_equal "chunked", headers["Transfer-Encoding"]
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assert_equal cache, headers["Cache-Control"]
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end
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end
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end
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