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require_relative 'test_helper'
require 'rack/cache/cache_control'
require 'rack/cache/meta_store'
describe Rack::Cache::CacheControl do
it 'takes no args and initializes with an empty set of values' do
cache_control = Rack::Cache::CacheControl.new
assert cache_control.empty?
cache_control.to_s.must_equal ''
end
it 'takes a String and parses it into a Hash when created' do
cache_control = Rack::Cache::CacheControl.new('max-age=600, foo')
cache_control['max-age'].must_equal '600'
cache_control['foo'].must_equal true
end
it 'takes a String with a single name=value pair' do
cache_control = Rack::Cache::CacheControl.new('max-age=600')
cache_control['max-age'].must_equal '600'
end
it 'takes a String with multiple name=value pairs' do
cache_control = Rack::Cache::CacheControl.new('max-age=600, max-stale=300, min-fresh=570')
cache_control['max-age'].must_equal '600'
cache_control['max-stale'].must_equal '300'
cache_control['min-fresh'].must_equal '570'
end
it 'takes a String with a single flag value' do
cache_control = Rack::Cache::CacheControl.new('no-cache')
cache_control.must_include 'no-cache'
cache_control['no-cache'].must_equal true
end
it 'takes a String with a bunch of all kinds of stuff' do
cache_control =
Rack::Cache::CacheControl.new('max-age=600,must-revalidate,min-fresh=3000,foo=bar,baz')
cache_control['max-age'].must_equal '600'
cache_control['must-revalidate'].must_equal true
cache_control['min-fresh'].must_equal '3000'
cache_control['foo'].must_equal 'bar'
cache_control['baz'].must_equal true
end
it 'strips leading and trailing spaces from header value' do
cache_control = Rack::Cache::CacheControl.new(' public, max-age = 600 ')
cache_control.must_include 'public'
cache_control.must_include 'max-age'
cache_control['max-age'].must_equal '600'
end
it 'strips blank segments' do
cache_control = Rack::Cache::CacheControl.new('max-age=600,,max-stale=300')
cache_control['max-age'].must_equal '600'
cache_control['max-stale'].must_equal '300'
end
it 'removes all directives with #clear' do
cache_control = Rack::Cache::CacheControl.new('max-age=600, must-revalidate')
cache_control.clear
assert cache_control.empty?
end
it 'converts self into header String with #to_s' do
cache_control = Rack::Cache::CacheControl.new
cache_control['public'] = true
cache_control['max-age'] = '600'
cache_control.to_s.split(', ').sort.must_equal ['max-age=600', 'public']
end
it 'sorts alphabetically with boolean directives before value directives' do
cache_control = Rack::Cache::CacheControl.new('foo=bar, z, x, y, bling=baz, zoom=zib, b, a')
cache_control.to_s.must_equal 'a, b, x, y, z, bling=baz, foo=bar, zoom=zib'
end
it 'responds to #max_age with an integer when max-age directive present' do
cache_control = Rack::Cache::CacheControl.new('public, max-age=600')
cache_control.max_age.must_equal 600
end
it 'responds to #max_age with nil when no max-age directive present' do
cache_control = Rack::Cache::CacheControl.new('public')
cache_control.max_age.must_be_nil
end
it 'responds to #shared_max_age with an integer when s-maxage directive present' do
cache_control = Rack::Cache::CacheControl.new('public, s-maxage=600')
cache_control.shared_max_age.must_equal 600
end
it 'responds to #shared_max_age with nil when no s-maxage directive present' do
cache_control = Rack::Cache::CacheControl.new('public')
cache_control.shared_max_age.must_be_nil
end
it 'responds to #reverse_max_age with an integer when r-maxage directive present' do
cache_control = Rack::Cache::CacheControl.new('public, r-maxage=600')
cache_control.reverse_max_age.must_equal 600
end
it 'responds to #reverse_max_age with nil when no r-maxage directive present' do
cache_control = Rack::Cache::CacheControl.new('public')
cache_control.reverse_max_age.must_be_nil
end
it 'responds to #public? truthfully when public directive present' do
cache_control = Rack::Cache::CacheControl.new('public')
assert cache_control.public?
end
it 'responds to #public? non-truthfully when no public directive present' do
cache_control = Rack::Cache::CacheControl.new('private')
refute cache_control.public?
end
it 'responds to #private? truthfully when private directive present' do
cache_control = Rack::Cache::CacheControl.new('private')
assert cache_control.private?
end
it 'responds to #private? non-truthfully when no private directive present' do
cache_control = Rack::Cache::CacheControl.new('public')
refute cache_control.private?
end
it 'responds to #no_cache? truthfully when no-cache directive present' do
cache_control = Rack::Cache::CacheControl.new('no-cache')
assert cache_control.no_cache?
end
it 'responds to #no_cache? non-truthfully when no no-cache directive present' do
cache_control = Rack::Cache::CacheControl.new('max-age=600')
refute cache_control.no_cache?
end
it 'responds to #must_revalidate? truthfully when must-revalidate directive present' do
cache_control = Rack::Cache::CacheControl.new('must-revalidate')
assert cache_control.must_revalidate?
end
it 'responds to #must_revalidate? non-truthfully when no must-revalidate directive present' do
cache_control = Rack::Cache::CacheControl.new('max-age=600')
refute cache_control.no_cache?
end
it 'responds to #proxy_revalidate? truthfully when proxy-revalidate directive present' do
cache_control = Rack::Cache::CacheControl.new('proxy-revalidate')
assert cache_control.proxy_revalidate?
end
it 'responds to #proxy_revalidate? non-truthfully when no proxy-revalidate directive present' do
cache_control = Rack::Cache::CacheControl.new('max-age=600')
refute cache_control.no_cache?
end
end
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