kemal/spec/static_file_handler.cr

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require "./spec_helper"
private def handle(request, fallthrough = true)
io = IO::Memory.new
response = HTTP::Server::Response.new(io)
context = HTTP::Server::Context.new(request, response)
handler = Kemal::StaticFileHandler.new "#{__DIR__}/static", fallthrough
handler.call context
response.close
io.rewind
HTTP::Client::Response.from_io(io)
end
describe Kemal::StaticFileHandler do
file_text = File.read "#{__DIR__}/static/dir/test.txt"
it "should serve a file with content type and etag" do
response = handle HTTP::Request.new("GET", "/dir/test.txt")
response.status_code.should eq(200)
response.headers["Content-Type"].should eq "text/plain"
response.headers["Etag"].should contain "W/\""
response.body.should eq(File.read("#{__DIR__}/static/dir/test.txt"))
end
it "should respond with 304 if file has not changed" do
response = handle HTTP::Request.new("GET", "/dir/test.txt")
response.status_code.should eq(200)
etag = response.headers["Etag"]
headers = HTTP::Headers{"If-None-Match" => etag}
response = handle HTTP::Request.new("GET", "/dir/test.txt", headers)
response.status_code.should eq(304)
response.body.should eq ""
end
it "should not list directory's entries" do
serve_static({"gzip" => true, "dir_listing" => false})
response = handle HTTP::Request.new("GET", "/dir/")
response.status_code.should eq(404)
end
it "should list directory's entries when config is set" do
serve_static({"gzip" => true, "dir_listing" => true})
response = handle HTTP::Request.new("GET", "/dir/")
response.status_code.should eq(200)
response.body.should match(/test.txt/)
end
it "should gzip a file if config is true, headers accept gzip and file is > 880 bytes" do
serve_static({"gzip" => true, "dir_listing" => true})
headers = HTTP::Headers{"Accept-Encoding" => "gzip, deflate, sdch, br"}
response = handle HTTP::Request.new("GET", "/dir/bigger.txt", headers)
response.status_code.should eq(200)
response.headers["Content-Encoding"].should eq "gzip"
end
it "should not gzip a file if config is true, headers accept gzip and file is < 880 bytes" do
serve_static({"gzip" => true, "dir_listing" => true})
headers = HTTP::Headers{"Accept-Encoding" => "gzip, deflate, sdch, br"}
response = handle HTTP::Request.new("GET", "/dir/test.txt", headers)
response.status_code.should eq(200)
response.headers["Content-Encoding"]?.should eq nil
end
it "should not gzip a file if config is false, headers accept gzip and file is > 880 bytes" do
serve_static({"gzip" => false, "dir_listing" => true})
headers = HTTP::Headers{"Accept-Encoding" => "gzip, deflate, sdch, br"}
response = handle HTTP::Request.new("GET", "/dir/bigger.txt", headers)
response.status_code.should eq(200)
response.headers["Content-Encoding"]?.should eq nil
end
it "should not serve a not found file" do
response = handle HTTP::Request.new("GET", "/not_found_file.txt")
response.status_code.should eq(404)
end
it "should not serve a not found directory" do
response = handle HTTP::Request.new("GET", "/not_found_dir/")
response.status_code.should eq(404)
end
it "should not serve a file as directory" do
response = handle HTTP::Request.new("GET", "/dir/test.txt/")
response.status_code.should eq(404)
end
it "should handle only GET and HEAD method" do
%w(GET HEAD).each do |method|
response = handle HTTP::Request.new(method, "/dir/test.txt")
response.status_code.should eq(200)
end
%w(POST PUT DELETE).each do |method|
response = handle HTTP::Request.new(method, "/dir/test.txt")
response.status_code.should eq(404)
response = handle HTTP::Request.new(method, "/dir/test.txt"), false
response.status_code.should eq(405)
response.headers["Allow"].should eq("GET, HEAD")
end
end
end