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require_relative 'test_helper'
require 'rack/cache/key'
describe Rack::Cache::Key do
def mock_request(*args)
uri, opts = args
env = Rack::MockRequest.env_for(uri, opts || {})
Rack::Cache::Request.new(env)
end
def new_key(request)
Rack::Cache::Key.call(request)
end
def with_query_string_ignore(proc)
Rack::Cache::Key.query_string_ignore = proc
yield
ensure
Rack::Cache::Key.query_string_ignore = nil
end
it "sorts params" do
request = mock_request('/test?z=last&a=first')
new_key(request).must_include('a=first&z=last')
end
it "handles badly encoded params" do
request = mock_request('/test?%D0%BA=%D1')
new_key(request).must_include('%D0%BA=%D1')
end
it "doesn't confuse encoded equals sign with query string separator" do
request = mock_request('/test?weird%3Dkey=whatever')
new_key(request).must_include('weird%3Dkey=whatever')
end
it "includes the scheme" do
request = mock_request(
'/test',
'rack.url_scheme' => 'https',
'HTTP_HOST' => 'www2.example.org'
)
new_key(request).must_include('https://')
end
it "includes host" do
request = mock_request('/test', "HTTP_HOST" => 'www2.example.org')
new_key(request).must_include('www2.example.org')
end
it "includes path" do
request = mock_request('/test')
new_key(request).must_include('/test')
end
it "does not include question mark if there is no query string" do
request = mock_request('/test')
new_key(request).wont_include('?')
end
it "sorts the query string by key/value after decoding" do
request = mock_request('/test?x=q&a=b&%78=c')
new_key(request).must_match(/\?a=b&x=c&x=q$/)
end
it "is in order of scheme, host, path, params" do
request = mock_request('/test?x=y', "HTTP_HOST" => 'www2.example.org')
new_key(request).must_equal "http://www2.example.org/test?x=y"
end
it "ignores params based on configuration" do
with_query_string_ignore proc { |k, _v| k == 'a' } do
request = mock_request('/test?a=first&z=last')
new_key(request).wont_include('a=first')
new_key(request).must_include('z=last')
end
end
it "does not include query when all params are ignored" do
with_query_string_ignore proc { |k, _v| k == 'a' } do
request = mock_request('/test?a=a')
new_key(request).wont_include('?')
end
end
end
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