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require 'minitest/test'
require 'minitest/autorun'
require 'request_store'
class MiddlewareTest < Minitest::Test
def setup
@app = RackApp.new
@middleware = RequestStore::Middleware.new(@app)
end
def call_middleware(opts = {})
_, _, proxy = @middleware.call(opts)
proxy.close
proxy
end
def test_middleware_resets_store
2.times do
call_middleware
end
assert_equal 1, @app.last_value
assert_equal({}, RequestStore.store)
end
def test_middleware_does_not_mutate_response_and_does_not_overflow_stack
10000.times do
call_middleware
end
resp = call_middleware
assert resp.is_a?(::Rack::BodyProxy)
assert_equal ["response"], resp.to_a
assert_equal ["response"], resp.instance_variable_get(:@body)
end
def test_middleware_resets_store_on_error
e = assert_raises RuntimeError do
call_middleware({:error => true})
end
assert_equal 'FAIL', e.message
assert_equal({}, RequestStore.store)
end
def test_middleware_begins_store
call_middleware
assert_equal true, @app.store_active
end
def test_middleware_ends_store
call_middleware
assert_equal false, RequestStore.active?
end
def test_middleware_ends_store_on_error
assert_raises RuntimeError do
call_middleware({:error => true})
end
assert_equal false, RequestStore.active?
end
def test_middleware_stores_until_proxy_closes
_, _, proxy = @middleware.call({})
assert_equal 1, @app.last_value
assert RequestStore.active?
proxy.close
refute RequestStore.active?
refute RequestStore.store[:foo]
end
end
class MiddlewareWithConstResponseTest < Minitest::Test
def setup
@app = RackAppWithConstResponse.new
@middleware = RequestStore::Middleware.new(@app)
end
def call_middleware(opts = {})
_, _, proxy = @middleware.call(opts)
proxy.close
proxy
end
def test_middleware_does_not_mutate_response_and_does_not_overflow_stack
10000.times do
call_middleware
end
resp = call_middleware
assert resp.is_a?(::Rack::BodyProxy)
assert_equal ["response"], resp.to_a
assert_equal ["response"], resp.instance_variable_get(:@body)
end
end
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