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rails--rails/actionpack/test/dispatch/response_test.rb
Rafael Mendonça França 010e246756
Fix Rubocop violations and fix documentation visibility
Some methods were added to public API in
5b14129d8d and they should be not part of
the public API.
2016-12-28 21:53:51 -05:00

539 lines
16 KiB
Ruby

require "abstract_unit"
require "timeout"
require "rack/content_length"
class ResponseTest < ActiveSupport::TestCase
def setup
@response = ActionDispatch::Response.create
@response.request = ActionDispatch::Request.empty
end
def test_can_wait_until_commit
t = Thread.new {
@response.await_commit
}
@response.commit!
assert @response.committed?
assert t.join(0.5)
end
def test_stream_close
@response.stream.close
assert @response.stream.closed?
end
def test_stream_write
@response.stream.write "foo"
@response.stream.close
assert_equal "foo", @response.body
end
def test_write_after_close
@response.stream.close
e = assert_raises(IOError) do
@response.stream.write "omg"
end
assert_equal "closed stream", e.message
end
def test_each_isnt_called_if_str_body_is_written
# Controller writes and reads response body
each_counter = 0
@response.body = Object.new.tap { |o| o.singleton_class.send(:define_method, :each) { |&block| each_counter += 1; block.call "foo" } }
@response["X-Foo"] = @response.body
assert_equal 1, each_counter, "#each was not called once"
# Build response
status, headers, body = @response.to_a
assert_equal 200, status
assert_equal "foo", headers["X-Foo"]
assert_equal "foo", body.each.to_a.join
# Show that #each was not called twice
assert_equal 1, each_counter, "#each was not called once"
end
def test_set_header_after_read_body_during_action
@response.body
# set header after the action reads back @response.body
@response["x-header"] = "Best of all possible worlds."
# the response can be built.
status, headers, body = @response.to_a
assert_equal 200, status
assert_equal "", body.body
assert_equal "Best of all possible worlds.", headers["x-header"]
end
def test_read_body_during_action
@response.body = "Hello, World!"
# even though there's no explicitly set content-type,
assert_nil @response.content_type
# after the action reads back @response.body,
assert_equal "Hello, World!", @response.body
# the response can be built.
status, headers, body = @response.to_a
assert_equal 200, status
assert_equal({
"Content-Type" => "text/html; charset=utf-8"
}, headers)
parts = []
body.each { |part| parts << part }
assert_equal ["Hello, World!"], parts
end
def test_response_body_encoding
body = ["hello".encode(Encoding::UTF_8)]
response = ActionDispatch::Response.new 200, {}, body
response.request = ActionDispatch::Request.empty
assert_equal Encoding::UTF_8, response.body.encoding
end
def test_response_charset_writer
@response.charset = "utf-16"
assert_equal "utf-16", @response.charset
@response.charset = nil
assert_equal "utf-8", @response.charset
end
def test_setting_content_type_header_impacts_content_type_method
@response.headers["Content-Type"] = "application/aaron"
assert_equal "application/aaron", @response.content_type
end
def test_empty_content_type_returns_nil
@response.headers["Content-Type"] = ""
assert_nil @response.content_type
end
test "simple output" do
@response.body = "Hello, World!"
status, headers, body = @response.to_a
assert_equal 200, status
assert_equal({
"Content-Type" => "text/html; charset=utf-8"
}, headers)
parts = []
body.each { |part| parts << part }
assert_equal ["Hello, World!"], parts
end
test "status handled properly in initialize" do
assert_equal 200, ActionDispatch::Response.new("200 OK").status
end
def test_only_set_charset_still_defaults_to_text_html
response = ActionDispatch::Response.new
response.charset = "utf-16"
_, headers, _ = response.to_a
assert_equal "text/html; charset=utf-16", headers["Content-Type"]
end
test "utf8 output" do
@response.body = [1090, 1077, 1089, 1090].pack("U*")
status, headers, _ = @response.to_a
assert_equal 200, status
assert_equal({
"Content-Type" => "text/html; charset=utf-8"
}, headers)
end
test "content length" do
[100, 101, 102, 204].each do |c|
@response = ActionDispatch::Response.new
@response.status = c.to_s
@response.set_header "Content-Length", "0"
_, headers, _ = @response.to_a
assert !headers.has_key?("Content-Length"), "#{c} must not have a Content-Length header field"
end
end
test "does not contain a message-body" do
[100, 101, 102, 204, 304].each do |c|
@response = ActionDispatch::Response.new
@response.status = c.to_s
@response.body = "Body must not be included"
_, _, body = @response.to_a
assert_empty body, "#{c} must not have a message-body but actually contains #{body}"
end
end
test "content type" do
[204, 304].each do |c|
@response = ActionDispatch::Response.new
@response.status = c.to_s
_, headers, _ = @response.to_a
assert !headers.has_key?("Content-Type"), "#{c} should not have Content-Type header"
end
[200, 302, 404, 500].each do |c|
@response = ActionDispatch::Response.new
@response.status = c.to_s
_, headers, _ = @response.to_a
assert headers.has_key?("Content-Type"), "#{c} did not have Content-Type header"
end
end
test "does not include Status header" do
@response.status = "200 OK"
_, headers, _ = @response.to_a
assert !headers.has_key?("Status")
end
test "response code" do
@response.status = "200 OK"
assert_equal 200, @response.response_code
@response.status = "200"
assert_equal 200, @response.response_code
@response.status = 200
assert_equal 200, @response.response_code
end
test "code" do
@response.status = "200 OK"
assert_equal "200", @response.code
@response.status = "200"
assert_equal "200", @response.code
@response.status = 200
assert_equal "200", @response.code
end
test "message" do
@response.status = "200 OK"
assert_equal "OK", @response.message
@response.status = "200"
assert_equal "OK", @response.message
@response.status = 200
assert_equal "OK", @response.message
end
test "cookies" do
@response.set_cookie("user_name", value: "david", path: "/")
_status, headers, _body = @response.to_a
assert_equal "user_name=david; path=/", headers["Set-Cookie"]
assert_equal({ "user_name" => "david" }, @response.cookies)
end
test "multiple cookies" do
@response.set_cookie("user_name", value: "david", path: "/")
@response.set_cookie("login", value: "foo&bar", path: "/", expires: Time.utc(2005, 10, 10, 5))
_status, headers, _body = @response.to_a
assert_equal "user_name=david; path=/\nlogin=foo%26bar; path=/; expires=Mon, 10 Oct 2005 05:00:00 -0000", headers["Set-Cookie"]
assert_equal({ "login" => "foo&bar", "user_name" => "david" }, @response.cookies)
end
test "delete cookies" do
@response.set_cookie("user_name", value: "david", path: "/")
@response.set_cookie("login", value: "foo&bar", path: "/", expires: Time.utc(2005, 10, 10, 5))
@response.delete_cookie("login")
assert_equal({ "user_name" => "david", "login" => nil }, @response.cookies)
end
test "read ETag and Cache-Control" do
resp = ActionDispatch::Response.new.tap { |response|
response.cache_control[:public] = true
response.etag = "123"
response.body = "Hello"
}
resp.to_a
assert resp.etag?
assert resp.weak_etag?
assert_not resp.strong_etag?
assert_equal('W/"202cb962ac59075b964b07152d234b70"', resp.etag)
assert_equal({ public: true }, resp.cache_control)
assert_equal("public", resp.headers["Cache-Control"])
assert_equal('W/"202cb962ac59075b964b07152d234b70"', resp.headers["ETag"])
end
test "read strong ETag" do
resp = ActionDispatch::Response.new.tap { |response|
response.cache_control[:public] = true
response.strong_etag = "123"
response.body = "Hello"
}
resp.to_a
assert resp.etag?
assert_not resp.weak_etag?
assert resp.strong_etag?
assert_equal('"202cb962ac59075b964b07152d234b70"', resp.etag)
end
test "read charset and content type" do
resp = ActionDispatch::Response.new.tap { |response|
response.charset = "utf-16"
response.content_type = Mime[:xml]
response.body = "Hello"
}
resp.to_a
assert_equal("utf-16", resp.charset)
assert_equal(Mime[:xml], resp.content_type)
assert_equal("application/xml; charset=utf-16", resp.headers["Content-Type"])
end
test "read content type with default charset utf-8" do
original = ActionDispatch::Response.default_charset
begin
resp = ActionDispatch::Response.new(200, "Content-Type" => "text/xml")
assert_equal("utf-8", resp.charset)
ensure
ActionDispatch::Response.default_charset = original
end
end
test "read content type with charset utf-16" do
original = ActionDispatch::Response.default_charset
begin
ActionDispatch::Response.default_charset = "utf-16"
resp = ActionDispatch::Response.new(200, "Content-Type" => "text/xml")
assert_equal("utf-16", resp.charset)
ensure
ActionDispatch::Response.default_charset = original
end
end
test "read x_frame_options, x_content_type_options and x_xss_protection" do
original_default_headers = ActionDispatch::Response.default_headers
begin
ActionDispatch::Response.default_headers = {
"X-Frame-Options" => "DENY",
"X-Content-Type-Options" => "nosniff",
"X-XSS-Protection" => "1;"
}
resp = ActionDispatch::Response.create.tap { |response|
response.body = "Hello"
}
resp.to_a
assert_equal("DENY", resp.headers["X-Frame-Options"])
assert_equal("nosniff", resp.headers["X-Content-Type-Options"])
assert_equal("1;", resp.headers["X-XSS-Protection"])
ensure
ActionDispatch::Response.default_headers = original_default_headers
end
end
test "read custom default_header" do
original_default_headers = ActionDispatch::Response.default_headers
begin
ActionDispatch::Response.default_headers = {
"X-XX-XXXX" => "Here is my phone number"
}
resp = ActionDispatch::Response.create.tap { |response|
response.body = "Hello"
}
resp.to_a
assert_equal("Here is my phone number", resp.headers["X-XX-XXXX"])
ensure
ActionDispatch::Response.default_headers = original_default_headers
end
end
test "respond_to? accepts include_private" do
assert_not @response.respond_to?(:method_missing)
assert @response.respond_to?(:method_missing, true)
end
test "can be explicitly destructured into status, headers and an enumerable body" do
response = ActionDispatch::Response.new(404, { "Content-Type" => "text/plain" }, ["Not Found"])
response.request = ActionDispatch::Request.empty
status, headers, body = *response
assert_equal 404, status
assert_equal({ "Content-Type" => "text/plain" }, headers)
assert_equal ["Not Found"], body.each.to_a
end
test "[response.to_a].flatten does not recurse infinitely" do
Timeout.timeout(1) do # use a timeout to prevent it stalling indefinitely
status, headers, body = [@response.to_a].flatten
assert_equal @response.status, status
assert_equal @response.headers, headers
assert_equal @response.body, body.each.to_a.join
end
end
test "compatibility with Rack::ContentLength" do
@response.body = "Hello"
app = lambda { |env| @response.to_a }
env = Rack::MockRequest.env_for("/")
status, headers, body = app.call(env)
assert_nil headers["Content-Length"]
status, headers, body = Rack::ContentLength.new(app).call(env)
assert_equal "5", headers["Content-Length"]
end
end
class ResponseHeadersTest < ActiveSupport::TestCase
def setup
@response = ActionDispatch::Response.create
@response.set_header "Foo", "1"
end
test "has_header?" do
assert @response.has_header? "Foo"
assert_not @response.has_header? "foo"
assert_not @response.has_header? nil
end
test "get_header" do
assert_equal "1", @response.get_header("Foo")
assert_nil @response.get_header("foo")
assert_nil @response.get_header(nil)
end
test "set_header" do
assert_equal "2", @response.set_header("Foo", "2")
assert @response.has_header?("Foo")
assert_equal "2", @response.get_header("Foo")
assert_nil @response.set_header("Foo", nil)
assert @response.has_header?("Foo")
assert_nil @response.get_header("Foo")
end
test "delete_header" do
assert_nil @response.delete_header(nil)
assert_nil @response.delete_header("foo")
assert @response.has_header?("Foo")
assert_equal "1", @response.delete_header("Foo")
assert_not @response.has_header?("Foo")
end
test "add_header" do
# Add a value to an existing header
assert_equal "1,2", @response.add_header("Foo", "2")
assert_equal "1,2", @response.get_header("Foo")
# Add nil to an existing header
assert_equal "1,2", @response.add_header("Foo", nil)
assert_equal "1,2", @response.get_header("Foo")
# Add nil to a nonexistent header
assert_nil @response.add_header("Bar", nil)
assert_not @response.has_header?("Bar")
assert_nil @response.get_header("Bar")
# Add a value to a nonexistent header
assert_equal "1", @response.add_header("Bar", "1")
assert @response.has_header?("Bar")
assert_equal "1", @response.get_header("Bar")
end
end
class ResponseIntegrationTest < ActionDispatch::IntegrationTest
test "response cache control from railsish app" do
@app = lambda { |env|
ActionDispatch::Response.new.tap { |resp|
resp.cache_control[:public] = true
resp.etag = "123"
resp.body = "Hello"
resp.request = ActionDispatch::Request.empty
}.to_a
}
get "/"
assert_response :success
assert_equal("public", @response.headers["Cache-Control"])
assert_equal('W/"202cb962ac59075b964b07152d234b70"', @response.headers["ETag"])
assert_equal('W/"202cb962ac59075b964b07152d234b70"', @response.etag)
assert_equal({ public: true }, @response.cache_control)
end
test "response cache control from rackish app" do
@app = lambda { |env|
[200,
{ "ETag" => 'W/"202cb962ac59075b964b07152d234b70"',
"Cache-Control" => "public" }, ["Hello"]]
}
get "/"
assert_response :success
assert_equal("public", @response.headers["Cache-Control"])
assert_equal('W/"202cb962ac59075b964b07152d234b70"', @response.headers["ETag"])
assert_equal('W/"202cb962ac59075b964b07152d234b70"', @response.etag)
assert_equal({ public: true }, @response.cache_control)
end
test "response charset and content type from railsish app" do
@app = lambda { |env|
ActionDispatch::Response.new.tap { |resp|
resp.charset = "utf-16"
resp.content_type = Mime[:xml]
resp.body = "Hello"
resp.request = ActionDispatch::Request.empty
}.to_a
}
get "/"
assert_response :success
assert_equal("utf-16", @response.charset)
assert_equal(Mime[:xml], @response.content_type)
assert_equal("application/xml; charset=utf-16", @response.headers["Content-Type"])
end
test "response charset and content type from rackish app" do
@app = lambda { |env|
[200,
{ "Content-Type" => "application/xml; charset=utf-16" },
["Hello"]]
}
get "/"
assert_response :success
assert_equal("utf-16", @response.charset)
assert_equal(Mime[:xml], @response.content_type)
assert_equal("application/xml; charset=utf-16", @response.headers["Content-Type"])
end
test "strong ETag validator" do
@app = lambda { |env|
ActionDispatch::Response.new.tap { |resp|
resp.strong_etag = "123"
resp.body = "Hello"
resp.request = ActionDispatch::Request.empty
}.to_a
}
get "/"
assert_response :ok
assert_equal('"202cb962ac59075b964b07152d234b70"', @response.headers["ETag"])
assert_equal('"202cb962ac59075b964b07152d234b70"', @response.etag)
end
end