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# frozen_string_literal: true
require 'minitest/global_expectations/autorun'
require 'time'
require 'rack/conditional_get'
require 'rack/mock'
describe Rack::ConditionalGet do
def conditional_get(app)
Rack::Lint.new Rack::ConditionalGet.new(app)
end
it "set a 304 status and truncate body when If-Modified-Since hits" do
timestamp = Time.now.httpdate
app = conditional_get(lambda { |env|
[200, { 'Last-Modified' => timestamp }, ['TEST']] })
response = Rack::MockRequest.new(app).
get("/", 'HTTP_IF_MODIFIED_SINCE' => timestamp)
response.status.must_equal 304
response.body.must_be :empty?
end
it "set a 304 status and truncate body when If-Modified-Since hits and is higher than current time" do
app = conditional_get(lambda { |env|
[200, { 'Last-Modified' => (Time.now - 3600).httpdate }, ['TEST']] })
response = Rack::MockRequest.new(app).
get("/", 'HTTP_IF_MODIFIED_SINCE' => Time.now.httpdate)
response.status.must_equal 304
response.body.must_be :empty?
end
it "set a 304 status and truncate body when If-None-Match hits" do
app = conditional_get(lambda { |env|
[200, { 'ETag' => '1234' }, ['TEST']] })
response = Rack::MockRequest.new(app).
get("/", 'HTTP_IF_NONE_MATCH' => '1234')
response.status.must_equal 304
response.body.must_be :empty?
end
it "not set a 304 status if If-Modified-Since hits but Etag does not" do
timestamp = Time.now.httpdate
app = conditional_get(lambda { |env|
[200, { 'Last-Modified' => timestamp, 'Etag' => '1234', 'Content-Type' => 'text/plain' }, ['TEST']] })
response = Rack::MockRequest.new(app).
get("/", 'HTTP_IF_MODIFIED_SINCE' => timestamp, 'HTTP_IF_NONE_MATCH' => '4321')
response.status.must_equal 200
response.body.must_equal 'TEST'
end
it "set a 304 status and truncate body when both If-None-Match and If-Modified-Since hits" do
timestamp = Time.now.httpdate
app = conditional_get(lambda { |env|
[200, { 'Last-Modified' => timestamp, 'ETag' => '1234' }, ['TEST']] })
response = Rack::MockRequest.new(app).
get("/", 'HTTP_IF_MODIFIED_SINCE' => timestamp, 'HTTP_IF_NONE_MATCH' => '1234')
response.status.must_equal 304
response.body.must_be :empty?
end
it "not affect non-GET/HEAD requests" do
app = conditional_get(lambda { |env|
[200, { 'Etag' => '1234', 'Content-Type' => 'text/plain' }, ['TEST']] })
response = Rack::MockRequest.new(app).
post("/", 'HTTP_IF_NONE_MATCH' => '1234')
response.status.must_equal 200
response.body.must_equal 'TEST'
end
it "not affect non-200 requests" do
app = conditional_get(lambda { |env|
[302, { 'Etag' => '1234', 'Content-Type' => 'text/plain' }, ['TEST']] })
response = Rack::MockRequest.new(app).
get("/", 'HTTP_IF_NONE_MATCH' => '1234')
response.status.must_equal 302
response.body.must_equal 'TEST'
end
it "not affect requests with malformed HTTP_IF_NONE_MATCH" do
bad_timestamp = Time.now.strftime('%Y-%m-%d %H:%M:%S %z')
app = conditional_get(lambda { |env|
[200, { 'Last-Modified' => (Time.now - 3600).httpdate, 'Content-Type' => 'text/plain' }, ['TEST']] })
response = Rack::MockRequest.new(app).
get("/", 'HTTP_IF_MODIFIED_SINCE' => bad_timestamp)
response.status.must_equal 200
response.body.must_equal 'TEST'
end
end
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