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| | # -*- encoding: binary -*-
require 'test/unit'
require 'pp'
require 'kcar'
require 'rack'
class TestParser < Test::Unit::TestCase
def setup
@hp = Kcar::Parser.new
end
def test_reset
assert_nothing_raised { @hp.reset }
end
def test_parser_status_eof
buf = "HTTP/1.0 200 OK\r\n\r\n"
hdr = []
hdr_object_id = hdr.object_id
response = @hp.headers(hdr, buf)
assert_equal(["200 OK", hdr], response)
assert hdr.empty?
assert ! @hp.keepalive?
assert_equal hdr_object_id, hdr.object_id
assert_equal "", buf
end
def test_parser_status_eof_one_one
buf = "HTTP/1.1 200 OK\r\n\r\n"
hdr = []
response = @hp.headers(hdr, buf)
assert_equal(["200 OK", hdr], response)
assert hdr.empty?
assert @hp.keepalive? # no content-length
end
def test_parser_status_with_content_length
buf = "HTTP/1.1 200 OK\r\nContent-Length: 0\r\n\r\n"
hdr = []
response = @hp.headers(hdr, buf)
assert_equal(["200 OK", hdr], response)
assert_equal([%w(Content-Length 0)], hdr)
assert @hp.keepalive?
end
def test_parser_content_length
buf = "HTTP/1.1 200 OK\r\nContent-Length: 5\r\n\r\n"
rv = @hp.headers([], buf)
assert_equal "200 OK", rv[0]
assert_equal([ %w(Content-Length 5) ], rv[1])
assert_equal 2, rv.size
assert_equal "", buf
assert_equal 5, @hp.body_bytes_left
end
def test_parser_content_length_with_body
buf = "HTTP/1.1 200 OK\r\nContent-Length: 5\r\n\r\nabcde"
rv = @hp.headers([], buf)
assert_equal "200 OK", rv[0]
assert_equal([ %w(Content-Length 5) ], rv[1])
assert_equal "abcde", buf
assert_equal 5, @hp.body_bytes_left
end
def test_bad_crlf
buf = "HTTP/1.1 200 OK\nContent-Length: 5\n\r\nabcde"
rv = @hp.headers([], buf)
assert_equal "200 OK", rv[0]
assert_equal([ %w(Content-Length 5) ], rv[1])
assert_equal "abcde", buf
assert_equal 5, @hp.body_bytes_left
assert ! @hp.chunked?
end
def test_chunky_bad_crlf
buf = "HTTP/1.1 200 OK\n" \
"Transfer-Encoding: chunked\n\n" \
"6\nabcdef\n0\n\n"
rv = @hp.headers([], buf)
assert_equal "200 OK", rv[0]
assert_equal([ %w(Transfer-Encoding chunked) ], rv[1])
assert_equal "6\nabcdef\n0\n\n", buf
assert_nil @hp.body_bytes_left
assert @hp.chunked?
assert_nil @hp.filter_body(tmp = "", buf)
assert_equal "abcdef", tmp
assert @hp.keepalive?
end
def test_chunky
buf = "HTTP/1.1 200 OK\r\n" \
"Transfer-Encoding: chunked\r\n\r\n" \
"6\r\nabcdef\r\n0\r\n\r\n"
rv = @hp.headers([], buf)
assert_equal "200 OK", rv[0]
assert_equal([ %w(Transfer-Encoding chunked) ], rv[1])
assert_equal "6\r\nabcdef\r\n0\r\n\r\n", buf
assert_nil @hp.body_bytes_left
assert @hp.chunked?
assert_nil @hp.filter_body(tmp = "", buf)
assert_equal "abcdef", tmp
assert @hp.body_eof?
assert @hp.keepalive?
end
def test_chunky_two_step
buf = "HTTP/1.1 200 OK\r\n" \
"Transfer-Encoding: chunked\r\n\r\n" \
"6\r\nabcd"
buf2 = "ef\r\n0\r\n\r\n"
rv = @hp.headers([], buf)
assert_equal "200 OK", rv[0]
assert_equal([ %w(Transfer-Encoding chunked) ], rv[1])
assert_equal "6\r\nabcd", buf
assert_nil @hp.body_bytes_left
assert @hp.chunked?
assert_nil @hp.filter_body(tmp = "", buf)
assert_equal "abcd", tmp
assert_equal "", buf
assert ! @hp.body_eof?
assert_nil @hp.filter_body(tmp = "", buf2)
assert_equal "ef", tmp
assert @hp.body_eof?
assert_equal({}, @hp.trailers(tmp = {}, buf2))
assert @hp.keepalive?
assert_nothing_raised { @hp.reset }
end
def test_trailers_ary
buf = "HTTP/1.1 200 OK\r\n" \
"Trailer: Foo\r\n" \
"Transfer-Encoding: chunked\r\n\r\n" \
"6\r\nabcdef\r\n0\r\nFoo: bar\r\n\r\n"
rv = @hp.headers([], buf)
assert_equal "200 OK", rv[0]
assert_equal([ %w(Trailer Foo), %w(Transfer-Encoding chunked) ], rv[1])
assert_equal "6\r\nabcdef\r\n0\r\nFoo: bar\r\n\r\n", buf
assert_nil @hp.body_bytes_left
assert @hp.chunked?
assert_nil @hp.filter_body(tmp = "", buf)
assert_equal "abcdef", tmp
assert @hp.body_eof?
expect = [ %w(Trailer Foo),
%w(Transfer-Encoding chunked),
%w(Foo bar) ]
assert_equal(expect, @hp.trailers(rv[1], buf))
assert @hp.keepalive?
assert_nothing_raised { @hp.reset }
end
def test_extract_trailers_ary
tmp = [ %w(Trailer Foo), %w(Transfer-Encoding chunked), %w(Foo bar) ]
assert_equal [ %w(Foo bar) ], @hp.extract_trailers(tmp)
end
def test_extract_trailers_hash
tmp = {
'Trailer' => 'Foo',
'Transfer-Encoding' => 'chunked',
'Foo' => 'bar'
}
assert_equal [ %w(Foo bar) ], @hp.extract_trailers(tmp)
end
def test_extract_trailers_header_hash
tmp = Rack::Utils::HeaderHash.new(
'Trailer' => 'foo',
'Transfer-Encoding' => 'chunked',
'Foo' => 'bar'
)
assert_equal [ %w(foo bar) ], @hp.extract_trailers(tmp)
end
def test_repeated_headers_rack_hash
hdr = Rack::Utils::HeaderHash.new
buf = "HTTP/1.1 200 OK\r\nSet-Cookie: a=b\r\n"
assert_nil @hp.headers(hdr, buf)
assert_equal({ 'Set-Cookie' => 'a=b' }, hdr.to_hash)
assert_nil @hp.headers(hdr, buf << "set-cookie: c=d\r\n")
assert_equal([ "200 OK", hdr ], @hp.headers(hdr, buf << "\r\n"))
assert_equal "", buf
assert_equal({ 'Set-Cookie' => "a=b\nc=d" }, hdr.to_hash)
end
def test_repeated_headers_plain_hash
hdr = {}
buf = "HTTP/1.1 200 OK\r\nSet-Cookie: a=b\r\n"
assert_nil @hp.headers(hdr, buf)
assert_equal({ 'Set-Cookie' => 'a=b' }, hdr)
assert_nil @hp.headers(hdr, buf << "set-cookie: c=d\r\n")
assert_equal([ "200 OK", hdr ], @hp.headers(hdr, buf << "\r\n"))
assert_equal "", buf
assert_equal({ 'Set-Cookie' => 'a=b', 'set-cookie' => 'c=d' }, hdr)
end
def test_repeated_headers_array
hdr = []
buf = "HTTP/1.1 200 OK\r\nSet-Cookie: a=b\r\n"
assert_nil @hp.headers(hdr, buf)
assert_equal([ %w(Set-Cookie a=b) ] , hdr)
assert_nil @hp.headers(hdr, buf << "set-cookie: c=d\r\n")
assert_equal([ "200 OK", hdr ], @hp.headers(hdr, buf << "\r\n"))
assert_equal "", buf
assert_equal([ %w(Set-Cookie a=b), %w(set-cookie c=d) ], hdr)
end
def test_long_line_headers_array
hdr = []
buf = "HTTP/1.1 200 OK\r\na: b\r\n"
assert_nil @hp.headers(hdr, buf)
assert_equal([ %w(a b) ] , hdr)
assert_nil @hp.headers(hdr, buf << " c\r\n")
assert_equal([ [ 'a', 'b c'] ], hdr)
assert_nil @hp.headers(hdr, buf << " d\n")
assert_equal([ [ 'a', 'b c d'] ], hdr)
assert_equal([ "200 OK", hdr ], @hp.headers(hdr, buf << "\r\n"))
assert_equal([ [ 'a', 'b c d'] ], hdr)
end
def test_long_line_headers_plain_hash
hdr = {}
buf = "HTTP/1.1 200 OK\r\na: b\r\n"
assert_nil @hp.headers(hdr, buf)
assert_equal({ 'a' => 'b' }, hdr)
assert_nil @hp.headers(hdr, buf << " c\r\n")
assert_equal({ 'a' => 'b c' }, hdr)
assert_nil @hp.headers(hdr, buf << " d\r\n")
assert_equal({ 'a' => 'b c d' }, hdr)
assert_equal([ "200 OK", hdr ], @hp.headers(hdr, buf << "\r\n"))
assert_equal({ 'a' => 'b c d' }, hdr)
end
def test_long_line_headers_rack_hash
hdr = Rack::Utils::HeaderHash.new
buf = "HTTP/1.1 200 OK\r\na: b\r\n"
assert_nil @hp.headers(hdr, buf)
assert_equal({ 'a' => 'b' }, hdr.to_hash)
assert_nil @hp.headers(hdr, buf << " c\r\n")
assert_equal({ 'a' => 'b c' }, hdr)
assert_nil @hp.headers(hdr, buf << " d\r\n")
assert_equal({ 'a' => 'b c d' }, hdr)
assert_nil @hp.headers(hdr, buf << "A: e\r\n")
assert_equal([ "200 OK", hdr ], @hp.headers(hdr, buf << "\r\n"))
assert_equal({ 'a' => "b c d\ne"}, hdr.to_hash)
end
def test_content_length_invalid
assert_raises(Kcar::ParserError) do
@hp.headers([], "HTTP/1.1 200 OK\r\nContent-Length: 5a\r\n\r\n")
end
assert_raises(Kcar::ParserError) do
@hp.headers([], "HTTP/1.1 200 OK\r\nContent-Length: -1\r\n\r\n")
end
end
def test_bad_cr
assert_raises(Kcar::ParserError) do
@hp.headers([], "HTTP/1.1 200 OK\r\nContent-Length: 5\r\nA:\rb")
end
end
def test_leading_tab
resp = "HTTP/1.1 200 OK\r\nHost:\texample.com\r\n\r\n"
assert @hp.headers(env = {}, resp)
assert_equal 'example.com', env['Host']
end
def test_trailing_whitespace
resp = "HTTP/1.1 200 OK\r\nHost: example.com \r\n\r\n"
assert @hp.headers(env = {}, resp)
assert_equal 'example.com', env['Host']
end
def test_trailing_tab
resp = "HTTP/1.1 200 OK\r\nHost: example.com\t\r\n\r\n"
assert @hp.headers(env = {}, resp)
assert_equal 'example.com', env['Host']
end
def test_trailing_multiple_linear_whitespace
resp = "HTTP/1.1 200 OK\r\nHost: example.com\t \t \t\r\n\r\n"
assert @hp.headers(env = {}, resp)
assert_equal 'example.com', env['Host']
end
def test_embedded_linear_whitespace_ok
resp = "HTTP/1.1 200 OK\r\nX-Space: hello\t world\t \r\n\r\n"
assert @hp.headers(env = {}, resp)
assert_equal "hello\t world", env["X-Space"]
end
def test_empty_header
resp = "HTTP/1.1 200 OK\r\nHost: \r\n\r\n"
assert @hp.headers(env = {}, resp)
assert_equal '', env['Host']
end
def test_memsize
require 'objspace'
n = ObjectSpace.memsize_of(@hp)
assert_kind_of Integer, n
warn "memsize: #{n}\n" if $DEBUG
rescue LoadError
warn 'ObjectSpace not available'
end
def test_uminus_dd
# oddly, opt_str_freeze is not always effective:
# https://bugs.ruby-lang.org/issues/13282
a = -(%w(H o s t).join)
b = -(%w(H o s t).join)
if a.object_id == b.object_id
resp = "HTTP/1.1 200 OK\r\nHost: example.com\r\n\r\n"
assert @hp.headers(e = {}, resp.dup)
@hp.reset
assert @hp.headers(f = {}, resp.dup)
assert_same e.keys[0], f.keys[0]
assert_same a, e.keys[0]
else
warn "String#-@ does not dedupe with #{RUBY_ENGINE}-#{RUBY_VERSION}"
end
end
end
|