forked from sinatra/sinatra
/
filter_test.rb
221 lines (189 loc) · 4.29 KB
/
filter_test.rb
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require File.dirname(__FILE__) + '/helper'
class BeforeFilterTest < Test::Unit::TestCase
it "executes filters in the order defined" do
count = 0
mock_app do
get('/') { 'Hello World' }
before {
assert_equal 0, count
count = 1
}
before {
assert_equal 1, count
count = 2
}
end
get '/'
assert ok?
assert_equal 2, count
assert_equal 'Hello World', body
end
it "can modify the request" do
mock_app {
get('/foo') { 'foo' }
get('/bar') { 'bar' }
before { request.path_info = '/bar' }
}
get '/foo'
assert ok?
assert_equal 'bar', body
end
it "can modify instance variables available to routes" do
mock_app {
before { @foo = 'bar' }
get('/foo') { @foo }
}
get '/foo'
assert ok?
assert_equal 'bar', body
end
it "allows redirects" do
mock_app {
before { redirect '/bar' }
get('/foo') do
fail 'before block should have halted processing'
'ORLY?!'
end
}
get '/foo'
assert redirect?
assert_equal '/bar', response['Location']
assert_equal '', body
end
it "does not modify the response with its return value" do
mock_app {
before { 'Hello World!' }
get '/foo' do
assert_equal [], response.body
'cool'
end
}
get '/foo'
assert ok?
assert_equal 'cool', body
end
it "does modify the response with halt" do
mock_app {
before { halt 302, 'Hi' }
get '/foo' do
"should not happen"
end
}
get '/foo'
assert_equal 302, response.status
assert_equal 'Hi', body
end
it "gives you access to params" do
mock_app {
before { @foo = params['foo'] }
get('/foo') { @foo }
}
get '/foo?foo=cool'
assert ok?
assert_equal 'cool', body
end
it "runs filters defined in superclasses" do
base = Class.new(Sinatra::Base)
base.before { @foo = 'hello from superclass' }
mock_app(base) {
get('/foo') { @foo }
}
get '/foo'
assert_equal 'hello from superclass', body
end
it 'does not run before filter when serving static files' do
ran_filter = false
mock_app {
before { ran_filter = true }
set :static, true
set :public, File.dirname(__FILE__)
}
get "/#{File.basename(__FILE__)}"
assert ok?
assert_equal File.read(__FILE__), body
assert !ran_filter
end
end
class AfterFilterTest < Test::Unit::TestCase
it "executes filters in the order defined" do
invoked = 0
mock_app do
before { invoked = 2 }
get('/') { invoked += 2 }
after { invoked *= 2 }
end
get '/'
assert ok?
assert_equal 8, invoked
end
it "executes filters in the order defined" do
count = 0
mock_app do
get('/') { 'Hello World' }
after {
assert_equal 0, count
count = 1
}
after {
assert_equal 1, count
count = 2
}
end
get '/'
assert ok?
assert_equal 2, count
assert_equal 'Hello World', body
end
it "allows redirects" do
mock_app {
get('/foo') { 'ORLY' }
after { redirect '/bar' }
}
get '/foo'
assert redirect?
assert_equal '/bar', response['Location']
assert_equal '', body
end
it "does not modify the response with its return value" do
mock_app {
get('/foo') { 'cool' }
after { 'Hello World!' }
}
get '/foo'
assert ok?
assert_equal 'cool', body
end
it "does modify the response with halt" do
mock_app {
get '/foo' do
"should not be returned"
end
after { halt 302, 'Hi' }
}
get '/foo'
assert_equal 302, response.status
assert_equal 'Hi', body
end
it "runs filters defined in superclasses" do
count = 2
base = Class.new(Sinatra::Base)
base.after { count *= 2 }
mock_app(base) {
get('/foo') { count += 2 }
}
get '/foo'
assert_equal 8, count
end
it 'does not run after filter when serving static files' do
ran_filter = false
mock_app {
after { ran_filter = true }
set :static, true
set :public, File.dirname(__FILE__)
}
get "/#{File.basename(__FILE__)}"
assert ok?
assert_equal File.read(__FILE__), body
assert !ran_filter
end
end