516 lines
18 KiB
Ruby
516 lines
18 KiB
Ruby
require 'stringio'
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require 'rack/lint'
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require 'rack/mock'
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describe Rack::Lint do
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def env(*args)
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Rack::MockRequest.env_for("/", *args)
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end
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should "pass valid request" do
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {"Content-type" => "test/plain", "Content-length" => "3"}, ["foo"]]
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}).call(env({}))
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}.should.not.raise
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end
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should "notice fatal errors" do
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lambda { Rack::Lint.new(nil).call }.should.raise(Rack::Lint::LintError).
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message.should.match(/No env given/)
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end
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should "notice environment errors" do
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lambda { Rack::Lint.new(nil).call 5 }.should.raise(Rack::Lint::LintError).
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message.should.match(/not a Hash/)
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lambda {
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e = env
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e.delete("REQUEST_METHOD")
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Rack::Lint.new(nil).call(e)
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/missing required key REQUEST_METHOD/)
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lambda {
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e = env
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e.delete("SERVER_NAME")
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Rack::Lint.new(nil).call(e)
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/missing required key SERVER_NAME/)
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lambda {
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Rack::Lint.new(nil).call(env("HTTP_CONTENT_TYPE" => "text/plain"))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/contains HTTP_CONTENT_TYPE/)
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lambda {
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Rack::Lint.new(nil).call(env("HTTP_CONTENT_LENGTH" => "42"))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/contains HTTP_CONTENT_LENGTH/)
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lambda {
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Rack::Lint.new(nil).call(env("FOO" => Object.new))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/non-string value/)
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lambda {
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Rack::Lint.new(nil).call(env("rack.version" => "0.2"))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/must be an Array/)
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lambda {
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Rack::Lint.new(nil).call(env("rack.url_scheme" => "gopher"))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/url_scheme unknown/)
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lambda {
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Rack::Lint.new(nil).call(env("rack.session" => []))
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}.should.raise(Rack::Lint::LintError).
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message.should.equal("session [] must respond to store and []=")
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lambda {
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Rack::Lint.new(nil).call(env("rack.logger" => []))
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}.should.raise(Rack::Lint::LintError).
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message.should.equal("logger [] must respond to info")
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lambda {
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Rack::Lint.new(nil).call(env("REQUEST_METHOD" => "FUCKUP?"))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/REQUEST_METHOD/)
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lambda {
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Rack::Lint.new(nil).call(env("SCRIPT_NAME" => "howdy"))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/must start with/)
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lambda {
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Rack::Lint.new(nil).call(env("PATH_INFO" => "../foo"))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/must start with/)
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lambda {
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Rack::Lint.new(nil).call(env("CONTENT_LENGTH" => "xcii"))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/Invalid CONTENT_LENGTH/)
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lambda {
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e = env
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e.delete("PATH_INFO")
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e.delete("SCRIPT_NAME")
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Rack::Lint.new(nil).call(e)
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/One of .* must be set/)
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lambda {
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Rack::Lint.new(nil).call(env("SCRIPT_NAME" => "/"))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/cannot be .* make it ''/)
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end
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should "notice input errors" do
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lambda {
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Rack::Lint.new(nil).call(env("rack.input" => ""))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/does not respond to #gets/)
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lambda {
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input = Object.new
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def input.binmode?
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false
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end
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Rack::Lint.new(nil).call(env("rack.input" => input))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/is not opened in binary mode/)
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lambda {
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input = Object.new
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def input.external_encoding
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result = Object.new
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def result.name
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"US-ASCII"
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end
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result
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end
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Rack::Lint.new(nil).call(env("rack.input" => input))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/does not have ASCII-8BIT as its external encoding/)
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end
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should "notice error errors" do
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lambda {
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Rack::Lint.new(nil).call(env("rack.errors" => ""))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/does not respond to #puts/)
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end
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should "notice status errors" do
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lambda {
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Rack::Lint.new(lambda { |env|
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["cc", {}, ""]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/must be >=100 seen as integer/)
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lambda {
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Rack::Lint.new(lambda { |env|
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[42, {}, ""]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/must be >=100 seen as integer/)
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end
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should "notice header errors" do
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, Object.new, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.equal("headers object should respond to #each, but doesn't (got Object as headers)")
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {true=>false}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.equal("header key must be a string, was TrueClass")
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {"Status" => "404"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/must not contain Status/)
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {"Content-Type:" => "text/plain"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/must not contain :/)
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {"Content-" => "text/plain"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/must not end/)
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {"..%%quark%%.." => "text/plain"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.equal("invalid header name: ..%%quark%%..")
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {"Foo" => Object.new}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.equal("a header value must be a String, but the value of 'Foo' is a Object")
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {"Foo" => [1, 2, 3]}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.equal("a header value must be a String, but the value of 'Foo' is a Array")
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {"Foo-Bar" => "text\000plain"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/invalid header/)
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# line ends (010) should be allowed in header values.
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {"Foo-Bar" => "one\ntwo\nthree", "Content-Length" => "0", "Content-Type" => "text/plain" }, []]
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}).call(env({}))
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}.should.not.raise(Rack::Lint::LintError)
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end
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should "notice content-type errors" do
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {"Content-length" => "0"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/No Content-Type/)
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[100, 101, 204, 304].each do |status|
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lambda {
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Rack::Lint.new(lambda { |env|
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[status, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/Content-Type header found/)
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end
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end
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should "notice content-length errors" do
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[100, 101, 204, 304].each do |status|
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lambda {
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Rack::Lint.new(lambda { |env|
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[status, {"Content-length" => "0"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/Content-Length header found/)
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end
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {"Content-type" => "text/plain", "Content-Length" => "1"}, []]
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}).call(env({}))[2].each { }
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/Content-Length header was 1, but should be 0/)
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end
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should "notice body errors" do
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lambda {
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status, header, body = Rack::Lint.new(lambda { |env|
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[200, {"Content-type" => "text/plain","Content-length" => "3"}, [1,2,3]]
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}).call(env({}))
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body.each { |part| }
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/yielded non-string/)
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end
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should "notice input handling errors" do
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].gets("\r\n")
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/gets called with arguments/)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].read(1, 2, 3)
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/read called with too many arguments/)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].read("foo")
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/read called with non-integer and non-nil length/)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].read(-1)
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/read called with a negative length/)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].read(nil, nil)
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/read called with non-String buffer/)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].read(nil, 1)
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/read called with non-String buffer/)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].rewind(0)
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/rewind called with arguments/)
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weirdio = Object.new
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class << weirdio
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def gets
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42
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end
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def read
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23
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end
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def each
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yield 23
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yield 42
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end
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def rewind
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raise Errno::ESPIPE, "Errno::ESPIPE"
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end
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end
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eof_weirdio = Object.new
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class << eof_weirdio
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def gets
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nil
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end
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def read(*args)
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nil
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end
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def each
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end
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def rewind
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end
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end
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].gets
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env("rack.input" => weirdio))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/gets didn't return a String/)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].each { |x| }
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env("rack.input" => weirdio))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/each didn't yield a String/)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].read
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env("rack.input" => weirdio))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/read didn't return nil or a String/)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].read
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env("rack.input" => eof_weirdio))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/read\(nil\) returned nil on EOF/)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].rewind
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env("rack.input" => weirdio))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/rewind raised Errno::ESPIPE/)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].close
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/close must not be called/)
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end
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should "notice error handling errors" do
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.errors"].write(42)
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/write not called with a String/)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.errors"].close
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({}))
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/close must not be called/)
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end
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should "notice HEAD errors" do
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {"Content-type" => "test/plain", "Content-length" => "3"}, []]
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}).call(env({"REQUEST_METHOD" => "HEAD"}))
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}.should.not.raise
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lambda {
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Rack::Lint.new(lambda { |env|
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[200, {"Content-type" => "test/plain", "Content-length" => "3"}, ["foo"]]
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}).call(env({"REQUEST_METHOD" => "HEAD"}))[2].each { }
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}.should.raise(Rack::Lint::LintError).
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message.should.match(/body was given for HEAD/)
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end
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should "pass valid read calls" do
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hello_str = "hello world"
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hello_str.force_encoding("ASCII-8BIT") if hello_str.respond_to? :force_encoding
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].read
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({"rack.input" => StringIO.new(hello_str)}))
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}.should.not.raise(Rack::Lint::LintError)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].read(0)
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({"rack.input" => StringIO.new(hello_str)}))
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}.should.not.raise(Rack::Lint::LintError)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].read(1)
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
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}).call(env({"rack.input" => StringIO.new(hello_str)}))
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}.should.not.raise(Rack::Lint::LintError)
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lambda {
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Rack::Lint.new(lambda { |env|
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env["rack.input"].read(nil)
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[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
|
|
}).call(env({"rack.input" => StringIO.new(hello_str)}))
|
|
}.should.not.raise(Rack::Lint::LintError)
|
|
|
|
lambda {
|
|
Rack::Lint.new(lambda { |env|
|
|
env["rack.input"].read(nil, '')
|
|
[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
|
|
}).call(env({"rack.input" => StringIO.new(hello_str)}))
|
|
}.should.not.raise(Rack::Lint::LintError)
|
|
|
|
lambda {
|
|
Rack::Lint.new(lambda { |env|
|
|
env["rack.input"].read(1, '')
|
|
[201, {"Content-type" => "text/plain", "Content-length" => "0"}, []]
|
|
}).call(env({"rack.input" => StringIO.new(hello_str)}))
|
|
}.should.not.raise(Rack::Lint::LintError)
|
|
end
|
|
end
|
|
|
|
describe "Rack::Lint::InputWrapper" do
|
|
should "delegate :rewind to underlying IO object" do
|
|
io = StringIO.new("123")
|
|
wrapper = Rack::Lint::InputWrapper.new(io)
|
|
wrapper.read.should.equal "123"
|
|
wrapper.read.should.equal ""
|
|
wrapper.rewind
|
|
wrapper.read.should.equal "123"
|
|
end
|
|
end
|