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rails--rails/actionpack/test/dispatch/header_test.rb
Matthew Draper 87b3e226d6 Revert "Merge pull request #29540 from kirs/rubocop-frozen-string"
This reverts commit 3420a14590, reversing
changes made to afb66a5a59.
2017-07-02 02:15:17 +09:30

167 lines
5.1 KiB
Ruby

require "abstract_unit"
class HeaderTest < ActiveSupport::TestCase
def make_headers(hash)
ActionDispatch::Http::Headers.new ActionDispatch::Request.new hash
end
setup do
@headers = make_headers(
"CONTENT_TYPE" => "text/plain",
"HTTP_REFERER" => "/some/page"
)
end
test "#new does not normalize the data" do
headers = make_headers(
"Content-Type" => "application/json",
"HTTP_REFERER" => "/some/page",
"Host" => "http://test.com")
assert_equal({ "Content-Type" => "application/json",
"HTTP_REFERER" => "/some/page",
"Host" => "http://test.com" }, headers.env)
end
test "#env returns the headers as env variables" do
assert_equal({ "CONTENT_TYPE" => "text/plain",
"HTTP_REFERER" => "/some/page" }, @headers.env)
end
test "#each iterates through the env variables" do
headers = []
@headers.each { |pair| headers << pair }
assert_equal [["CONTENT_TYPE", "text/plain"],
["HTTP_REFERER", "/some/page"]], headers
end
test "set new headers" do
@headers["Host"] = "127.0.0.1"
assert_equal "127.0.0.1", @headers["Host"]
assert_equal "127.0.0.1", @headers["HTTP_HOST"]
end
test "add to multivalued headers" do
# Sets header when not present
@headers.add "Foo", "1"
assert_equal "1", @headers["Foo"]
# Ignores nil values
@headers.add "Foo", nil
assert_equal "1", @headers["Foo"]
# Converts value to string
@headers.add "Foo", 1
assert_equal "1,1", @headers["Foo"]
# Case-insensitive
@headers.add "fOo", 2
assert_equal "1,1,2", @headers["foO"]
end
test "headers can contain numbers" do
@headers["Content-MD5"] = "Q2hlY2sgSW50ZWdyaXR5IQ=="
assert_equal "Q2hlY2sgSW50ZWdyaXR5IQ==", @headers["Content-MD5"]
assert_equal "Q2hlY2sgSW50ZWdyaXR5IQ==", @headers["HTTP_CONTENT_MD5"]
end
test "set new env variables" do
@headers["HTTP_HOST"] = "127.0.0.1"
assert_equal "127.0.0.1", @headers["Host"]
assert_equal "127.0.0.1", @headers["HTTP_HOST"]
end
test "key?" do
assert @headers.key?("CONTENT_TYPE")
assert_includes @headers, "CONTENT_TYPE"
assert @headers.key?("Content-Type")
assert_includes @headers, "Content-Type"
end
test "fetch with block" do
assert_equal "omg", @headers.fetch("notthere") { "omg" }
end
test "accessing http header" do
assert_equal "/some/page", @headers["Referer"]
assert_equal "/some/page", @headers["referer"]
assert_equal "/some/page", @headers["HTTP_REFERER"]
end
test "accessing special header" do
assert_equal "text/plain", @headers["Content-Type"]
assert_equal "text/plain", @headers["content-type"]
assert_equal "text/plain", @headers["CONTENT_TYPE"]
end
test "fetch" do
assert_equal "text/plain", @headers.fetch("content-type", nil)
assert_equal "not found", @headers.fetch("not-found", "not found")
end
test "#merge! headers with mutation" do
@headers.merge!("Host" => "http://example.test",
"Content-Type" => "text/html")
assert_equal({ "HTTP_HOST" => "http://example.test",
"CONTENT_TYPE" => "text/html",
"HTTP_REFERER" => "/some/page" }, @headers.env)
end
test "#merge! env with mutation" do
@headers.merge!("HTTP_HOST" => "http://first.com",
"CONTENT_TYPE" => "text/html")
assert_equal({ "HTTP_HOST" => "http://first.com",
"CONTENT_TYPE" => "text/html",
"HTTP_REFERER" => "/some/page" }, @headers.env)
end
test "merge without mutation" do
combined = @headers.merge("HTTP_HOST" => "http://example.com",
"CONTENT_TYPE" => "text/html")
assert_equal({ "HTTP_HOST" => "http://example.com",
"CONTENT_TYPE" => "text/html",
"HTTP_REFERER" => "/some/page" }, combined.env)
assert_equal({ "CONTENT_TYPE" => "text/plain",
"HTTP_REFERER" => "/some/page" }, @headers.env)
end
test "env variables with . are not modified" do
headers = make_headers({})
headers.merge! "rack.input" => "",
"rack.request.cookie_hash" => "",
"action_dispatch.logger" => ""
assert_equal(["action_dispatch.logger",
"rack.input",
"rack.request.cookie_hash"], headers.env.keys.sort)
end
test "symbols are treated as strings" do
headers = make_headers({})
headers.merge!(:SERVER_NAME => "example.com",
"HTTP_REFERER" => "/",
:Host => "test.com")
assert_equal "example.com", headers["SERVER_NAME"]
assert_equal "/", headers[:HTTP_REFERER]
assert_equal "test.com", headers["HTTP_HOST"]
end
test "headers directly modifies the passed environment" do
env = { "HTTP_REFERER" => "/" }
headers = make_headers(env)
headers["Referer"] = "http://example.com/"
headers.merge! "CONTENT_TYPE" => "text/plain"
assert_equal({ "HTTP_REFERER" => "http://example.com/",
"CONTENT_TYPE" => "text/plain" }, env)
end
test "fetch exception" do
assert_raises KeyError do
@headers.fetch(:some_key_that_doesnt_exist)
end
end
end