JezK
Edit File: spec_rack_utils.rb
require 'test/spec' require 'rack/utils' require 'rack/lint' require 'rack/mock' context "Rack::Utils" do specify "should escape correctly" do Rack::Utils.escape("fo<o>bar").should.equal "fo%3Co%3Ebar" Rack::Utils.escape("a space").should.equal "a+space" Rack::Utils.escape("q1!2\"'w$5&7/z8)?\\"). should.equal "q1%212%22%27w%245%267%2Fz8%29%3F%5C" end specify "should escape correctly for multibyte characters" do matz_name = "\xE3\x81\xBE\xE3\x81\xA4\xE3\x82\x82\xE3\x81\xA8".unpack("a*")[0] # Matsumoto matz_name.force_encoding("UTF-8") if matz_name.respond_to? :force_encoding Rack::Utils.escape(matz_name).should.equal '%E3%81%BE%E3%81%A4%E3%82%82%E3%81%A8' matz_name_sep = "\xE3\x81\xBE\xE3\x81\xA4 \xE3\x82\x82\xE3\x81\xA8".unpack("a*")[0] # Matsu moto matz_name_sep.force_encoding("UTF-8") if matz_name_sep.respond_to? :force_encoding Rack::Utils.escape(matz_name_sep).should.equal '%E3%81%BE%E3%81%A4+%E3%82%82%E3%81%A8' end specify "should unescape correctly" do Rack::Utils.unescape("fo%3Co%3Ebar").should.equal "fo<o>bar" Rack::Utils.unescape("a+space").should.equal "a space" Rack::Utils.unescape("a%20space").should.equal "a space" Rack::Utils.unescape("q1%212%22%27w%245%267%2Fz8%29%3F%5C"). should.equal "q1!2\"'w$5&7/z8)?\\" end specify "should parse query strings correctly" do Rack::Utils.parse_query("foo=bar").should.equal "foo" => "bar" Rack::Utils.parse_query("foo=bar&foo=quux"). should.equal "foo" => ["bar", "quux"] Rack::Utils.parse_query("foo=1&bar=2"). should.equal "foo" => "1", "bar" => "2" Rack::Utils.parse_query("my+weird+field=q1%212%22%27w%245%267%2Fz8%29%3F"). should.equal "my weird field" => "q1!2\"'w$5&7/z8)?" Rack::Utils.parse_query("foo%3Dbaz=bar").should.equal "foo=baz" => "bar" end specify "should parse nested query strings correctly" do Rack::Utils.parse_nested_query("foo"). should.equal "foo" => nil Rack::Utils.parse_nested_query("foo="). should.equal "foo" => "" Rack::Utils.parse_nested_query("foo=bar"). should.equal "foo" => "bar" Rack::Utils.parse_nested_query("foo=bar&foo=quux"). should.equal "foo" => "quux" Rack::Utils.parse_nested_query("foo&foo="). should.equal "foo" => "" Rack::Utils.parse_nested_query("foo=1&bar=2"). should.equal "foo" => "1", "bar" => "2" Rack::Utils.parse_nested_query("&foo=1&&bar=2"). should.equal "foo" => "1", "bar" => "2" Rack::Utils.parse_nested_query("foo&bar="). should.equal "foo" => nil, "bar" => "" Rack::Utils.parse_nested_query("foo=bar&baz="). should.equal "foo" => "bar", "baz" => "" Rack::Utils.parse_nested_query("my+weird+field=q1%212%22%27w%245%267%2Fz8%29%3F"). should.equal "my weird field" => "q1!2\"'w$5&7/z8)?" Rack::Utils.parse_nested_query("foo[]"). should.equal "foo" => [nil] Rack::Utils.parse_nested_query("foo[]="). should.equal "foo" => [""] Rack::Utils.parse_nested_query("foo[]=bar"). should.equal "foo" => ["bar"] Rack::Utils.parse_nested_query("foo[]=1&foo[]=2"). should.equal "foo" => ["1", "2"] Rack::Utils.parse_nested_query("foo=bar&baz[]=1&baz[]=2&baz[]=3"). should.equal "foo" => "bar", "baz" => ["1", "2", "3"] Rack::Utils.parse_nested_query("foo[]=bar&baz[]=1&baz[]=2&baz[]=3"). should.equal "foo" => ["bar"], "baz" => ["1", "2", "3"] Rack::Utils.parse_nested_query("x[y][z]=1"). should.equal "x" => {"y" => {"z" => "1"}} Rack::Utils.parse_nested_query("x[y][z][]=1"). should.equal "x" => {"y" => {"z" => ["1"]}} Rack::Utils.parse_nested_query("x[y][z]=1&x[y][z]=2"). should.equal "x" => {"y" => {"z" => "2"}} Rack::Utils.parse_nested_query("x[y][z][]=1&x[y][z][]=2"). should.equal "x" => {"y" => {"z" => ["1", "2"]}} Rack::Utils.parse_nested_query("x[y][][z]=1"). should.equal "x" => {"y" => [{"z" => "1"}]} Rack::Utils.parse_nested_query("x[y][][z][]=1"). should.equal "x" => {"y" => [{"z" => ["1"]}]} Rack::Utils.parse_nested_query("x[y][][z]=1&x[y][][w]=2"). should.equal "x" => {"y" => [{"z" => "1", "w" => "2"}]} Rack::Utils.parse_nested_query("x[y][][v][w]=1"). should.equal "x" => {"y" => [{"v" => {"w" => "1"}}]} Rack::Utils.parse_nested_query("x[y][][z]=1&x[y][][v][w]=2"). should.equal "x" => {"y" => [{"z" => "1", "v" => {"w" => "2"}}]} Rack::Utils.parse_nested_query("x[y][][z]=1&x[y][][z]=2"). should.equal "x" => {"y" => [{"z" => "1"}, {"z" => "2"}]} Rack::Utils.parse_nested_query("x[y][][z]=1&x[y][][w]=a&x[y][][z]=2&x[y][][w]=3"). should.equal "x" => {"y" => [{"z" => "1", "w" => "a"}, {"z" => "2", "w" => "3"}]} lambda { Rack::Utils.parse_nested_query("x[y]=1&x[y]z=2") }. should.raise(TypeError). message.should.equal "expected Hash (got String) for param `y'" lambda { Rack::Utils.parse_nested_query("x[y]=1&x[]=1") }. should.raise(TypeError). message.should.equal "expected Array (got Hash) for param `x'" lambda { Rack::Utils.parse_nested_query("x[y]=1&x[y][][w]=2") }. should.raise(TypeError). message.should.equal "expected Array (got String) for param `y'" end specify "should build query strings correctly" do Rack::Utils.build_query("foo" => "bar").should.equal "foo=bar" Rack::Utils.build_query("foo" => ["bar", "quux"]). should.equal "foo=bar&foo=quux" Rack::Utils.build_query("foo" => "1", "bar" => "2"). should.equal "foo=1&bar=2" Rack::Utils.build_query("my weird field" => "q1!2\"'w$5&7/z8)?"). should.equal "my+weird+field=q1%212%22%27w%245%267%2Fz8%29%3F" end specify "should figure out which encodings are acceptable" do helper = lambda do |a, b| request = Rack::Request.new(Rack::MockRequest.env_for("", "HTTP_ACCEPT_ENCODING" => a)) Rack::Utils.select_best_encoding(a, b) end helper.call(%w(), [["x", 1]]).should.equal(nil) helper.call(%w(identity), [["identity", 0.0]]).should.equal(nil) helper.call(%w(identity), [["*", 0.0]]).should.equal(nil) helper.call(%w(identity), [["compress", 1.0], ["gzip", 1.0]]).should.equal("identity") helper.call(%w(compress gzip identity), [["compress", 1.0], ["gzip", 1.0]]).should.equal("compress") helper.call(%w(compress gzip identity), [["compress", 0.5], ["gzip", 1.0]]).should.equal("gzip") helper.call(%w(foo bar identity), []).should.equal("identity") helper.call(%w(foo bar identity), [["*", 1.0]]).should.equal("foo") helper.call(%w(foo bar identity), [["*", 1.0], ["foo", 0.9]]).should.equal("bar") helper.call(%w(foo bar identity), [["foo", 0], ["bar", 0]]).should.equal("identity") helper.call(%w(foo bar baz identity), [["*", 0], ["identity", 0.1]]).should.equal("identity") end specify "should return the bytesize of String" do Rack::Utils.bytesize("FOO\xE2\x82\xAC").should.equal 6 end end context "Rack::Utils::HeaderHash" do specify "should retain header case" do h = Rack::Utils::HeaderHash.new("Content-MD5" => "d5ff4e2a0 ...") h['ETag'] = 'Boo!' h.to_hash.should.equal "Content-MD5" => "d5ff4e2a0 ...", "ETag" => 'Boo!' end specify "should check existence of keys case insensitively" do h = Rack::Utils::HeaderHash.new("Content-MD5" => "d5ff4e2a0 ...") h.should.include 'content-md5' h.should.not.include 'ETag' end specify "should merge case-insensitively" do h = Rack::Utils::HeaderHash.new("ETag" => 'HELLO', "content-length" => '123') merged = h.merge("Etag" => 'WORLD', 'Content-Length' => '321', "Foo" => 'BAR') merged.should.equal "Etag"=>'WORLD', "Content-Length"=>'321', "Foo"=>'BAR' end specify "should overwrite case insensitively and assume the new key's case" do h = Rack::Utils::HeaderHash.new("Foo-Bar" => "baz") h["foo-bar"] = "bizzle" h["FOO-BAR"].should.equal "bizzle" h.length.should.equal 1 h.to_hash.should.equal "foo-bar" => "bizzle" end specify "should be converted to real Hash" do h = Rack::Utils::HeaderHash.new("foo" => "bar") h.to_hash.should.be.instance_of Hash end specify "should convert Array values to Strings when converting to Hash" do h = Rack::Utils::HeaderHash.new("foo" => ["bar", "baz"]) h.to_hash.should.equal({ "foo" => "bar\nbaz" }) end specify "should be able to delete the given key case-sensitively" do h = Rack::Utils::HeaderHash.new("foo" => "bar") h.delete("foo") h["foo"].should.be.nil h["FOO"].should.be.nil end specify "should be able to delete the given key case-insensitively" do h = Rack::Utils::HeaderHash.new("foo" => "bar") h.delete("FOO") h["foo"].should.be.nil h["FOO"].should.be.nil end specify "should return the deleted value when #delete is called on an existing key" do h = Rack::Utils::HeaderHash.new("foo" => "bar") h.delete("Foo").should.equal("bar") end specify "should return nil when #delete is called on a non-existant key" do h = Rack::Utils::HeaderHash.new("foo" => "bar") h.delete("Hello").should.be.nil end end context "Rack::Utils::Context" do class ContextTest attr_reader :app def initialize app; @app=app; end def call env; context env; end def context env, app=@app; app.call(env); end end test_target1 = proc{|e| e.to_s+' world' } test_target2 = proc{|e| e.to_i+2 } test_target3 = proc{|e| nil } test_target4 = proc{|e| [200,{'Content-Type'=>'text/plain', 'Content-Length'=>'0'},['']] } test_app = ContextTest.new test_target4 specify "should set context correctly" do test_app.app.should.equal test_target4 c1 = Rack::Utils::Context.new(test_app, test_target1) c1.for.should.equal test_app c1.app.should.equal test_target1 c2 = Rack::Utils::Context.new(test_app, test_target2) c2.for.should.equal test_app c2.app.should.equal test_target2 end specify "should alter app on recontexting" do c1 = Rack::Utils::Context.new(test_app, test_target1) c2 = c1.recontext(test_target2) c2.for.should.equal test_app c2.app.should.equal test_target2 c3 = c2.recontext(test_target3) c3.for.should.equal test_app c3.app.should.equal test_target3 end specify "should run different apps" do c1 = Rack::Utils::Context.new test_app, test_target1 c2 = c1.recontext test_target2 c3 = c2.recontext test_target3 c4 = c3.recontext test_target4 a4 = Rack::Lint.new c4 a5 = Rack::Lint.new test_app r1 = c1.call('hello') r1.should.equal 'hello world' r2 = c2.call(2) r2.should.equal 4 r3 = c3.call(:misc_symbol) r3.should.be.nil r4 = Rack::MockRequest.new(a4).get('/') r4.status.should.be 200 r5 = Rack::MockRequest.new(a5).get('/') r5.status.should.be 200 r4.body.should.equal r5.body end end context "Rack::Utils::Multipart" do specify "should return nil if content type is not multipart" do env = Rack::MockRequest.env_for("/", "CONTENT_TYPE" => 'application/x-www-form-urlencoded') Rack::Utils::Multipart.parse_multipart(env).should.equal nil end specify "should parse multipart upload with text file" do env = Rack::MockRequest.env_for("/", multipart_fixture(:text)) params = Rack::Utils::Multipart.parse_multipart(env) params["submit-name"].should.equal "Larry" params["files"][:type].should.equal "text/plain" params["files"][:filename].should.equal "file1.txt" params["files"][:head].should.equal "Content-Disposition: form-data; " + "name=\"files\"; filename=\"file1.txt\"\r\n" + "Content-Type: text/plain\r\n" params["files"][:name].should.equal "files" params["files"][:tempfile].read.should.equal "contents" end specify "should parse multipart upload with nested parameters" do env = Rack::MockRequest.env_for("/", multipart_fixture(:nested)) params = Rack::Utils::Multipart.parse_multipart(env) params["foo"]["submit-name"].should.equal "Larry" params["foo"]["files"][:type].should.equal "text/plain" params["foo"]["files"][:filename].should.equal "file1.txt" params["foo"]["files"][:head].should.equal "Content-Disposition: form-data; " + "name=\"foo[files]\"; filename=\"file1.txt\"\r\n" + "Content-Type: text/plain\r\n" params["foo"]["files"][:name].should.equal "foo[files]" params["foo"]["files"][:tempfile].read.should.equal "contents" end specify "should parse multipart upload with binary file" do env = Rack::MockRequest.env_for("/", multipart_fixture(:binary)) params = Rack::Utils::Multipart.parse_multipart(env) params["submit-name"].should.equal "Larry" params["files"][:type].should.equal "image/png" params["files"][:filename].should.equal "rack-logo.png" params["files"][:head].should.equal "Content-Disposition: form-data; " + "name=\"files\"; filename=\"rack-logo.png\"\r\n" + "Content-Type: image/png\r\n" params["files"][:name].should.equal "files" params["files"][:tempfile].read.length.should.equal 26473 end specify "should parse multipart upload with empty file" do env = Rack::MockRequest.env_for("/", multipart_fixture(:empty)) params = Rack::Utils::Multipart.parse_multipart(env) params["submit-name"].should.equal "Larry" params["files"][:type].should.equal "text/plain" params["files"][:filename].should.equal "file1.txt" params["files"][:head].should.equal "Content-Disposition: form-data; " + "name=\"files\"; filename=\"file1.txt\"\r\n" + "Content-Type: text/plain\r\n" params["files"][:name].should.equal "files" params["files"][:tempfile].read.should.equal "" end specify "should parse multipart upload with filename with semicolons" do env = Rack::MockRequest.env_for("/", multipart_fixture(:semicolon)) params = Rack::Utils::Multipart.parse_multipart(env) params["files"][:type].should.equal "text/plain" params["files"][:filename].should.equal "fi;le1.txt" params["files"][:head].should.equal "Content-Disposition: form-data; " + "name=\"files\"; filename=\"fi;le1.txt\"\r\n" + "Content-Type: text/plain\r\n" params["files"][:name].should.equal "files" params["files"][:tempfile].read.should.equal "contents" end specify "should not include file params if no file was selected" do env = Rack::MockRequest.env_for("/", multipart_fixture(:none)) params = Rack::Utils::Multipart.parse_multipart(env) params["submit-name"].should.equal "Larry" params["files"].should.equal nil params.keys.should.not.include "files" end specify "should parse IE multipart upload and clean up filename" do env = Rack::MockRequest.env_for("/", multipart_fixture(:ie)) params = Rack::Utils::Multipart.parse_multipart(env) params["files"][:type].should.equal "text/plain" params["files"][:filename].should.equal "file1.txt" params["files"][:head].should.equal "Content-Disposition: form-data; " + "name=\"files\"; " + 'filename="C:\Documents and Settings\Administrator\Desktop\file1.txt"' + "\r\nContent-Type: text/plain\r\n" params["files"][:name].should.equal "files" params["files"][:tempfile].read.should.equal "contents" end specify "rewinds input after parsing upload" do options = multipart_fixture(:text) input = options[:input] env = Rack::MockRequest.env_for("/", options) params = Rack::Utils::Multipart.parse_multipart(env) params["submit-name"].should.equal "Larry" params["files"][:filename].should.equal "file1.txt" input.read.length.should.equal 197 end private def multipart_fixture(name) file = File.join(File.dirname(__FILE__), "multipart", name.to_s) data = File.open(file, 'rb') { |io| io.read } type = "multipart/form-data; boundary=AaB03x" length = data.respond_to?(:bytesize) ? data.bytesize : data.size { "CONTENT_TYPE" => type, "CONTENT_LENGTH" => length.to_s, :input => StringIO.new(data) } end end