1
0
Fork 0
mirror of https://github.com/sinatra/sinatra synced 2023-03-27 23:18:01 -04:00
sinatra/test/routing_test.rb
2010-09-03 08:50:17 +02:00

894 lines
18 KiB
Ruby

require File.dirname(__FILE__) + '/helper'
# Helper method for easy route pattern matching testing
def route_def(pattern)
mock_app { get(pattern) { } }
end
class RegexpLookAlike
class MatchData
def captures
["this", "is", "a", "test"]
end
end
def match(string)
::RegexpLookAlike::MatchData.new if string == "/this/is/a/test/"
end
def keys
["one", "two", "three", "four"]
end
end
class RoutingTest < Test::Unit::TestCase
%w[get put post delete].each do |verb|
it "defines #{verb.upcase} request handlers with #{verb}" do
mock_app {
send verb, '/hello' do
'Hello World'
end
}
request = Rack::MockRequest.new(@app)
response = request.request(verb.upcase, '/hello', {})
assert response.ok?
assert_equal 'Hello World', response.body
end
end
it "defines HEAD request handlers with HEAD" do
mock_app {
head '/hello' do
response['X-Hello'] = 'World!'
'remove me'
end
}
request = Rack::MockRequest.new(@app)
response = request.request('HEAD', '/hello', {})
assert response.ok?
assert_equal 'World!', response['X-Hello']
assert_equal '', response.body
end
it "404s when no route satisfies the request" do
mock_app {
get('/foo') { }
}
get '/bar'
assert_equal 404, status
end
it "404s and sets X-Cascade header when no route satisfies the request" do
mock_app {
get('/foo') { }
}
get '/bar'
assert_equal 404, status
assert_equal 'pass', response.headers['X-Cascade']
end
it "overrides the content-type in error handlers" do
mock_app {
before { content_type 'text/plain' }
error Sinatra::NotFound do
content_type "text/html"
"<h1>Not Found</h1>"
end
}
get '/foo'
assert_equal 404, status
assert_equal 'text/html', response["Content-Type"]
assert_equal "<h1>Not Found</h1>", response.body
end
it 'matches empty PATH_INFO to "/"' do
mock_app {
get '/' do
'worked'
end
}
get '/', {}, "PATH_INFO" => ""
assert ok?
assert_equal 'worked', body
end
it 'takes multiple definitions of a route' do
mock_app {
user_agent(/Foo/)
get '/foo' do
'foo'
end
get '/foo' do
'not foo'
end
}
get '/foo', {}, 'HTTP_USER_AGENT' => 'Foo'
assert ok?
assert_equal 'foo', body
get '/foo'
assert ok?
assert_equal 'not foo', body
end
it "exposes params with indifferent hash" do
mock_app {
get '/:foo' do
assert_equal 'bar', params['foo']
assert_equal 'bar', params[:foo]
'well, alright'
end
}
get '/bar'
assert_equal 'well, alright', body
end
it "merges named params and query string params in params" do
mock_app {
get '/:foo' do
assert_equal 'bar', params['foo']
assert_equal 'biz', params['baz']
end
}
get '/bar?baz=biz'
assert ok?
end
it "supports named params like /hello/:person" do
mock_app {
get '/hello/:person' do
"Hello #{params['person']}"
end
}
get '/hello/Frank'
assert_equal 'Hello Frank', body
end
it "supports optional named params like /?:foo?/?:bar?" do
mock_app {
get '/?:foo?/?:bar?' do
"foo=#{params[:foo]};bar=#{params[:bar]}"
end
}
get '/hello/world'
assert ok?
assert_equal "foo=hello;bar=world", body
get '/hello'
assert ok?
assert_equal "foo=hello;bar=", body
get '/'
assert ok?
assert_equal "foo=;bar=", body
end
it "supports single splat params like /*" do
mock_app {
get '/*' do
assert params['splat'].kind_of?(Array)
params['splat'].join "\n"
end
}
get '/foo'
assert_equal "foo", body
get '/foo/bar/baz'
assert_equal "foo/bar/baz", body
end
it "supports mixing multiple splat params like /*/foo/*/*" do
mock_app {
get '/*/foo/*/*' do
assert params['splat'].kind_of?(Array)
params['splat'].join "\n"
end
}
get '/bar/foo/bling/baz/boom'
assert_equal "bar\nbling\nbaz/boom", body
get '/bar/foo/baz'
assert not_found?
end
it "supports mixing named and splat params like /:foo/*" do
mock_app {
get '/:foo/*' do
assert_equal 'foo', params['foo']
assert_equal ['bar/baz'], params['splat']
end
}
get '/foo/bar/baz'
assert ok?
end
it "matches a dot ('.') as part of a named param" do
mock_app {
get '/:foo/:bar' do
params[:foo]
end
}
get '/user@example.com/name'
assert_equal 200, response.status
assert_equal 'user@example.com', body
end
it "matches a literal dot ('.') outside of named params" do
mock_app {
get '/:file.:ext' do
assert_equal 'pony', params[:file]
assert_equal 'jpg', params[:ext]
'right on'
end
}
get '/pony.jpg'
assert_equal 200, response.status
assert_equal 'right on', body
end
it "literally matches . in paths" do
route_def '/test.bar'
get '/test.bar'
assert ok?
get 'test0bar'
assert not_found?
end
it "literally matches $ in paths" do
route_def '/test$/'
get '/test$/'
assert ok?
end
it "literally matches + in paths" do
route_def '/te+st/'
get '/te%2Bst/'
assert ok?
get '/teeeeeeest/'
assert not_found?
end
it "literally matches () in paths" do
route_def '/test(bar)/'
get '/test(bar)/'
assert ok?
end
it "supports basic nested params" do
mock_app {
get '/hi' do
params["person"]["name"]
end
}
get "/hi?person[name]=John+Doe"
assert ok?
assert_equal "John Doe", body
end
it "exposes nested params with indifferent hash" do
mock_app {
get '/testme' do
assert_equal 'baz', params['bar']['foo']
assert_equal 'baz', params['bar'][:foo]
'well, alright'
end
}
get '/testme?bar[foo]=baz'
assert_equal 'well, alright', body
end
it "supports deeply nested params" do
expected_params = {
"emacs" => {
"map" => { "goto-line" => "M-g g" },
"version" => "22.3.1"
},
"browser" => {
"firefox" => {"engine" => {"name"=>"spidermonkey", "version"=>"1.7.0"}},
"chrome" => {"engine" => {"name"=>"V8", "version"=>"1.0"}}
},
"paste" => {"name"=>"hello world", "syntax"=>"ruby"}
}
mock_app {
get '/foo' do
assert_equal expected_params, params
'looks good'
end
}
get '/foo', expected_params
assert ok?
assert_equal 'looks good', body
end
it "preserves non-nested params" do
mock_app {
get '/foo' do
assert_equal "2", params["article_id"]
assert_equal "awesome", params['comment']['body']
assert_nil params['comment[body]']
'looks good'
end
}
get '/foo?article_id=2&comment[body]=awesome'
assert ok?
assert_equal 'looks good', body
end
it "matches paths that include spaces encoded with %20" do
mock_app {
get '/path with spaces' do
'looks good'
end
}
get '/path%20with%20spaces'
assert ok?
assert_equal 'looks good', body
end
it "matches paths that include spaces encoded with +" do
mock_app {
get '/path with spaces' do
'looks good'
end
}
get '/path+with+spaces'
assert ok?
assert_equal 'looks good', body
end
it "matches paths that include ampersands" do
mock_app {
get '/:name' do
'looks good'
end
}
get '/foo&bar'
assert ok?
assert_equal 'looks good', body
end
it "URL decodes named parameters and splats" do
mock_app {
get '/:foo/*' do
assert_equal 'hello world', params['foo']
assert_equal ['how are you'], params['splat']
nil
end
}
get '/hello%20world/how%20are%20you'
assert ok?
end
it 'supports regular expressions' do
mock_app {
get(/^\/foo...\/bar$/) do
'Hello World'
end
}
get '/foooom/bar'
assert ok?
assert_equal 'Hello World', body
end
it 'makes regular expression captures available in params[:captures]' do
mock_app {
get(/^\/fo(.*)\/ba(.*)/) do
assert_equal ['orooomma', 'f'], params[:captures]
'right on'
end
}
get '/foorooomma/baf'
assert ok?
assert_equal 'right on', body
end
it 'supports regular expression look-alike routes' do
mock_app {
get(RegexpLookAlike.new) do
assert_equal 'this', params[:one]
assert_equal 'is', params[:two]
assert_equal 'a', params[:three]
assert_equal 'test', params[:four]
'right on'
end
}
get '/this/is/a/test/'
assert ok?
assert_equal 'right on', body
end
it 'raises a TypeError when pattern is not a String or Regexp' do
assert_raise(TypeError) {
mock_app { get(42){} }
}
end
it "returns response immediately on halt" do
mock_app {
get '/' do
halt 'Hello World'
'Boo-hoo World'
end
}
get '/'
assert ok?
assert_equal 'Hello World', body
end
it "halts with a response tuple" do
mock_app {
get '/' do
halt 295, {'Content-Type' => 'text/plain'}, 'Hello World'
end
}
get '/'
assert_equal 295, status
assert_equal 'text/plain', response['Content-Type']
assert_equal 'Hello World', body
end
it "halts with an array of strings" do
mock_app {
get '/' do
halt %w[Hello World How Are You]
end
}
get '/'
assert_equal 'HelloWorldHowAreYou', body
end
it "transitions to the next matching route on pass" do
mock_app {
get '/:foo' do
pass
'Hello Foo'
end
get '/*' do
assert !params.include?('foo')
'Hello World'
end
}
get '/bar'
assert ok?
assert_equal 'Hello World', body
end
it "transitions to 404 when passed and no subsequent route matches" do
mock_app {
get '/:foo' do
pass
'Hello Foo'
end
}
get '/bar'
assert not_found?
end
it "transitions to 404 and sets X-Cascade header when passed and no subsequent route matches" do
mock_app {
get '/:foo' do
pass
'Hello Foo'
end
get '/bar' do
'Hello Bar'
end
}
get '/foo'
assert not_found?
assert_equal 'pass', response.headers['X-Cascade']
end
it "uses optional block passed to pass as route block if no other route is found" do
mock_app {
get "/" do
pass do
"this"
end
"not this"
end
}
get "/"
assert ok?
assert "this", body
end
it "passes when matching condition returns false" do
mock_app {
condition { params[:foo] == 'bar' }
get '/:foo' do
'Hello World'
end
}
get '/bar'
assert ok?
assert_equal 'Hello World', body
get '/foo'
assert not_found?
end
it "does not pass when matching condition returns nil" do
mock_app {
condition { nil }
get '/:foo' do
'Hello World'
end
}
get '/bar'
assert ok?
assert_equal 'Hello World', body
end
it "passes to next route when condition calls pass explicitly" do
mock_app {
condition { pass unless params[:foo] == 'bar' }
get '/:foo' do
'Hello World'
end
}
get '/bar'
assert ok?
assert_equal 'Hello World', body
get '/foo'
assert not_found?
end
it "passes to the next route when host_name does not match" do
mock_app {
host_name 'example.com'
get '/foo' do
'Hello World'
end
}
get '/foo'
assert not_found?
get '/foo', {}, { 'HTTP_HOST' => 'example.com' }
assert_equal 200, status
assert_equal 'Hello World', body
end
it "passes to the next route when user_agent does not match" do
mock_app {
user_agent(/Foo/)
get '/foo' do
'Hello World'
end
}
get '/foo'
assert not_found?
get '/foo', {}, { 'HTTP_USER_AGENT' => 'Foo Bar' }
assert_equal 200, status
assert_equal 'Hello World', body
end
it "makes captures in user agent pattern available in params[:agent]" do
mock_app {
user_agent(/Foo (.*)/)
get '/foo' do
'Hello ' + params[:agent].first
end
}
get '/foo', {}, { 'HTTP_USER_AGENT' => 'Foo Bar' }
assert_equal 200, status
assert_equal 'Hello Bar', body
end
it "filters by accept header" do
mock_app {
get '/', :provides => :xml do
request.env['HTTP_ACCEPT']
end
get '/foo', :provides => :html do
request.env['HTTP_ACCEPT']
end
}
get '/', {}, { 'HTTP_ACCEPT' => 'application/xml' }
assert ok?
assert_equal 'application/xml', body
assert_equal 'application/xml', response.headers['Content-Type']
get '/', {}, { :accept => 'text/html' }
assert !ok?
get '/foo', {}, { 'HTTP_ACCEPT' => 'text/html;q=0.9' }
assert ok?
assert_equal 'text/html;q=0.9', body
get '/foo', {}, { 'HTTP_ACCEPT' => '' }
assert !ok?
end
it "allows multiple mime types for accept header" do
types = ['image/jpeg', 'image/pjpeg']
mock_app {
get '/', :provides => types do
request.env['HTTP_ACCEPT']
end
}
types.each do |type|
get '/', {}, { 'HTTP_ACCEPT' => type }
assert ok?
assert_equal type, body
assert_equal type, response.headers['Content-Type']
end
end
it 'degrades gracefully when optional accept header is not provided' do
mock_app {
get '/', :provides => :xml do
request.env['HTTP_ACCEPT']
end
get '/' do
'default'
end
}
get '/'
assert ok?
assert_equal 'default', body
end
it 'passes a single url param as block parameters when one param is specified' do
mock_app {
get '/:foo' do |foo|
assert_equal 'bar', foo
end
}
get '/bar'
assert ok?
end
it 'passes multiple params as block parameters when many are specified' do
mock_app {
get '/:foo/:bar/:baz' do |foo, bar, baz|
assert_equal 'abc', foo
assert_equal 'def', bar
assert_equal 'ghi', baz
end
}
get '/abc/def/ghi'
assert ok?
end
it 'passes regular expression captures as block parameters' do
mock_app {
get(/^\/fo(.*)\/ba(.*)/) do |foo, bar|
assert_equal 'orooomma', foo
assert_equal 'f', bar
'looks good'
end
}
get '/foorooomma/baf'
assert ok?
assert_equal 'looks good', body
end
it "supports mixing multiple splat params like /*/foo/*/* as block parameters" do
mock_app {
get '/*/foo/*/*' do |foo, bar, baz|
assert_equal 'bar', foo
assert_equal 'bling', bar
assert_equal 'baz/boom', baz
'looks good'
end
}
get '/bar/foo/bling/baz/boom'
assert ok?
assert_equal 'looks good', body
end
it 'raises an ArgumentError with block arity > 1 and too many values' do
mock_app {
get '/:foo/:bar/:baz' do |foo, bar|
'quux'
end
}
assert_raise(ArgumentError) { get '/a/b/c' }
end
it 'raises an ArgumentError with block param arity > 1 and too few values' do
mock_app {
get '/:foo/:bar' do |foo, bar, baz|
'quux'
end
}
assert_raise(ArgumentError) { get '/a/b' }
end
it 'succeeds if no block parameters are specified' do
mock_app {
get '/:foo/:bar' do
'quux'
end
}
get '/a/b'
assert ok?
assert_equal 'quux', body
end
it 'passes all params with block param arity -1 (splat args)' do
mock_app {
get '/:foo/:bar' do |*args|
args.join
end
}
get '/a/b'
assert ok?
assert_equal 'ab', body
end
it 'allows custom route-conditions to be set via route options' do
protector = Module.new {
def protect(*args)
condition {
unless authorize(params["user"], params["password"])
halt 403, "go away"
end
}
end
}
mock_app {
register protector
helpers do
def authorize(username, password)
username == "foo" && password == "bar"
end
end
get "/", :protect => true do
"hey"
end
}
get "/"
assert forbidden?
assert_equal "go away", body
get "/", :user => "foo", :password => "bar"
assert ok?
assert_equal "hey", body
end
# NOTE Block params behaves differently under 1.8 and 1.9. Under 1.8, block
# param arity is lax: declaring a mismatched number of block params results
# in a warning. Under 1.9, block param arity is strict: mismatched block
# arity raises an ArgumentError.
if RUBY_VERSION >= '1.9'
it 'raises an ArgumentError with block param arity 1 and no values' do
mock_app {
get '/foo' do |foo|
'quux'
end
}
assert_raise(ArgumentError) { get '/foo' }
end
it 'raises an ArgumentError with block param arity 1 and too many values' do
mock_app {
get '/:foo/:bar/:baz' do |foo|
'quux'
end
}
assert_raise(ArgumentError) { get '/a/b/c' }
end
else
it 'does not raise an ArgumentError with block param arity 1 and no values' do
mock_app {
get '/foo' do |foo|
'quux'
end
}
silence_warnings { get '/foo' }
assert ok?
assert_equal 'quux', body
end
it 'does not raise an ArgumentError with block param arity 1 and too many values' do
mock_app {
get '/:foo/:bar/:baz' do |foo|
'quux'
end
}
silence_warnings { get '/a/b/c' }
assert ok?
assert_equal 'quux', body
end
end
it "matches routes defined in superclasses" do
base = Class.new(Sinatra::Base)
base.get('/foo') { 'foo in baseclass' }
mock_app(base) {
get('/bar') { 'bar in subclass' }
}
get '/foo'
assert ok?
assert_equal 'foo in baseclass', body
get '/bar'
assert ok?
assert_equal 'bar in subclass', body
end
it "matches routes in subclasses before superclasses" do
base = Class.new(Sinatra::Base)
base.get('/foo') { 'foo in baseclass' }
base.get('/bar') { 'bar in baseclass' }
mock_app(base) {
get('/foo') { 'foo in subclass' }
}
get '/foo'
assert ok?
assert_equal 'foo in subclass', body
get '/bar'
assert ok?
assert_equal 'bar in baseclass', body
end
end