From ca199432c23fa00ab3702e64a136c377950e5068 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Walter=20D=C3=B6rwald?= Date: Mon, 6 Mar 2006 22:39:12 +0000 Subject: If size is specified, try to read at least size characters. This is a alternative version of patch #1379332. --- Lib/codecs.py | 5 ++++- Lib/test/test_codecs.py | 14 +++++++++----- 2 files changed, 13 insertions(+), 6 deletions(-) diff --git a/Lib/codecs.py b/Lib/codecs.py index 932f01b..6895a22 100644 --- a/Lib/codecs.py +++ b/Lib/codecs.py @@ -274,7 +274,10 @@ class StreamReader(Codec): while True: # can the request can be satisfied from the character buffer? if chars < 0: - if self.charbuffer: + if size < 0: + if self.charbuffer: + break + elif len(self.charbuffer) >= size: break else: if len(self.charbuffer) >= chars: diff --git a/Lib/test/test_codecs.py b/Lib/test/test_codecs.py index ded5d19..3944d65 100644 --- a/Lib/test/test_codecs.py +++ b/Lib/test/test_codecs.py @@ -46,19 +46,23 @@ class ReadTest(unittest.TestCase): stream = StringIO.StringIO(input.encode(self.encoding)) return codecs.getreader(self.encoding)(stream) - def readalllines(input, keepends=True): + def readalllines(input, keepends=True, size=None): reader = getreader(input) lines = [] while True: - line = reader.readline(keepends=keepends) + line = reader.readline(size=size, keepends=keepends) if not line: break lines.append(line) - return "".join(lines) + return "|".join(lines) s = u"foo\nbar\r\nbaz\rspam\u2028eggs" - self.assertEqual(readalllines(s, True), s) - self.assertEqual(readalllines(s, False), u"foobarbazspameggs") + sexpected = u"foo\n|bar\r\n|baz\r|spam\u2028|eggs" + sexpectednoends = u"foo|bar|baz|spam|eggs" + self.assertEqual(readalllines(s, True), sexpected) + self.assertEqual(readalllines(s, False), sexpectednoends) + self.assertEqual(readalllines(s, True, 10), sexpected) + self.assertEqual(readalllines(s, False, 10), sexpectednoends) # Test long lines (multiple calls to read() in readline()) vw = [] -- cgit v0.12