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| | # -*- encoding: binary -*-
require 'test/unit'
require 'digest/sha1'
require 'unicorn'
class TestStreamInput < Test::Unit::TestCase
def setup
@rs = "\n"
$/ == "\n" or abort %q{test broken if \$/ != "\\n"}
@env = {}
@rd, @wr = UNIXSocket.pair
@rd.sync = @wr.sync = true
@start_pid = $$
end
def teardown
return if $$ != @start_pid
@rd.close rescue nil
@wr.close rescue nil
Process.waitall
end
def test_read_negative
r = init_request('hello')
si = Unicorn::StreamInput.new(@rd, r)
assert_raises(ArgumentError) { si.read(-1) }
assert_equal 'hello', si.read
end
def test_read_small
r = init_request('hello')
si = Unicorn::StreamInput.new(@rd, r)
assert_equal 'hello', si.read
assert_equal '', si.read
assert_nil si.read(5)
assert_nil si.gets
end
def test_gets_oneliner
r = init_request('hello')
si = Unicorn::StreamInput.new(@rd, r)
assert_equal 'hello', si.gets
assert_nil si.gets
end
def test_gets_multiline
r = init_request("a\nb\n\n")
si = Unicorn::StreamInput.new(@rd, r)
assert_equal "a\n", si.gets
assert_equal "b\n", si.gets
assert_equal "\n", si.gets
assert_nil si.gets
end
def test_gets_empty_rs
r = init_request("a\nb\n\n")
si = Unicorn::StreamInput.new(@rd, r)
pid = fork do # to avoid $/ warning (hopefully)
$/ = nil
@rd.close
@wr.write(si.gets)
@wr.close
end
@wr.close
assert_equal "a\nb\n\n", @rd.read
pid, status = Process.waitpid2(pid)
assert_predicate status, :success?
end
def test_read_with_equal_len
r = init_request("abcde")
si = Unicorn::StreamInput.new(@rd, r)
assert_equal "abcde", si.read(5)
assert_nil si.read(5)
end
def test_big_body_multi
r = init_request('.', Unicorn::Const::MAX_BODY + 1)
si = Unicorn::StreamInput.new(@rd, r)
assert_equal Unicorn::Const::MAX_BODY, @parser.content_length
assert ! @parser.body_eof?
nr = Unicorn::Const::MAX_BODY / 4
pid = fork {
@rd.close
nr.times { @wr.write('....') }
@wr.close
}
@wr.close
assert_equal '.', si.read(1)
nr.times { |x|
assert_equal '....', si.read(4), "nr=#{x}"
}
assert_nil si.read(1)
pid, status = Process.waitpid2(pid)
assert status.success?
end
def test_gets_long
r = init_request("hello", 5 + (4096 * 4 * 3) + "#{@rs}foo#{@rs}".size)
si = Unicorn::StreamInput.new(@rd, r)
status = line = nil
pid = fork {
@rd.close
3.times { @wr.write("ffff" * 4096) }
@wr.write "#{@rs}foo#{@rs}"
@wr.close
}
@wr.close
line = si.gets
assert_equal(4096 * 4 * 3 + 5 + $/.size, line.size)
assert_equal("hello" << ("ffff" * 4096 * 3) << "#{@rs}", line)
line = si.gets
assert_equal "foo#{@rs}", line
assert_nil si.gets
pid, status = Process.waitpid2(pid)
assert status.success?
end
def test_read_with_buffer
r = init_request('hello')
si = Unicorn::StreamInput.new(@rd, r)
buf = ''
rv = si.read(4, buf)
assert_equal 'hell', rv
assert_equal 'hell', buf
assert_equal rv.object_id, buf.object_id
assert_equal 'o', si.read
assert_equal nil, si.read(5, buf)
end
def test_read_with_buffer_clobbers
r = init_request('hello')
si = Unicorn::StreamInput.new(@rd, r)
buf = 'foo'
assert_equal 'hello', si.read(nil, buf)
assert_equal 'hello', buf
assert_equal '', si.read(nil, buf)
assert_equal '', buf
buf = 'asdf'
assert_nil si.read(5, buf)
assert_equal '', buf
end
def test_read_zero
r = init_request('hello')
si = Unicorn::StreamInput.new(@rd, r)
assert_equal '', si.read(0)
buf = 'asdf'
rv = si.read(0, buf)
assert_equal rv.object_id, buf.object_id
assert_equal '', buf
assert_equal 'hello', si.read
assert_nil si.read(5)
assert_equal '', si.read(0)
buf = 'hello'
rv = si.read(0, buf)
assert_equal rv.object_id, buf.object_id
assert_equal '', rv
end
def test_gets_read_mix
r = init_request("hello\nasdfasdf")
si = Unicorn::StreamInput.new(@rd, r)
assert_equal "hello\n", si.gets
assert_equal "asdfasdf", si.read(9)
assert_nil si.read(9)
end
def test_gets_read_mix_chunked
r = @parser = Unicorn::HttpParser.new
body = "6\r\nhello"
@buf = "POST / HTTP/1.1\r\n" \
"Host: localhost\r\n" \
"Transfer-Encoding: chunked\r\n" \
"\r\n#{body}"
assert_equal @env, @parser.headers(@env, @buf)
assert_equal body, @buf
si = Unicorn::StreamInput.new(@rd, r)
@wr.syswrite "\n\r\n"
assert_equal "hello\n", si.gets
@wr.syswrite "8\r\nasdfasdf\r\n"
assert_equal"asdfasdf", si.read(9) + si.read(9)
@wr.syswrite "0\r\n\r\n"
assert_nil si.read(9)
end
def test_gets_read_mix_big
r = init_request("hello\n#{'.' * 65536}")
si = Unicorn::StreamInput.new(@rd, r)
assert_equal "hello\n", si.gets
assert_equal '.' * 16384, si.read(16384)
assert_equal '.' * 16383, si.read(16383)
assert_equal '.' * 16384, si.read(16384)
assert_equal '.' * 16385, si.read(16385)
assert_nil si.gets
end
def init_request(body, size = nil)
@parser = Unicorn::HttpParser.new
body = body.to_s.freeze
@buf = "POST / HTTP/1.1\r\n" \
"Host: localhost\r\n" \
"Content-Length: #{size || body.size}\r\n" \
"\r\n#{body}"
assert_equal @env, @parser.headers(@env, @buf)
assert_equal body, @buf
@parser
end
end
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