view tests/test-wireproto-framing.py @ 42629:24111fb9a725

lookup: don't use "00changelog.i@None" when lookup of prefix fails

We were shadowing the "node" variable, so we always passed None to the
LookupError instead of the node we meant to pass.

(This showed up in py3 tests since py3 doesn't like to format None
using "%s".)

Differential Revision: https://phab.mercurial-scm.org/D6661

from __future__ import absolute_import, print_function

import unittest

from mercurial import (
    util,
    wireprotoframing as framing,
)

ffs = framing.makeframefromhumanstring

class FrameHumanStringTests(unittest.TestCase):
    def testbasic(self):
        self.assertEqual(ffs(b'1 1 0 1 0 '),
                         b'\x00\x00\x00\x01\x00\x01\x00\x10')

        self.assertEqual(ffs(b'2 4 0 1 0 '),
                         b'\x00\x00\x00\x02\x00\x04\x00\x10')

        self.assertEqual(ffs(b'2 4 0 1 0 foo'),
                         b'\x03\x00\x00\x02\x00\x04\x00\x10foo')

    def testcborint(self):
        self.assertEqual(ffs(b'1 1 0 1 0 cbor:15'),
                         b'\x01\x00\x00\x01\x00\x01\x00\x10\x0f')

        self.assertEqual(ffs(b'1 1 0 1 0 cbor:42'),
                         b'\x02\x00\x00\x01\x00\x01\x00\x10\x18*')

        self.assertEqual(ffs(b'1 1 0 1 0 cbor:1048576'),
                         b'\x05\x00\x00\x01\x00\x01\x00\x10\x1a'
                         b'\x00\x10\x00\x00')

        self.assertEqual(ffs(b'1 1 0 1 0 cbor:0'),
                         b'\x01\x00\x00\x01\x00\x01\x00\x10\x00')

        self.assertEqual(ffs(b'1 1 0 1 0 cbor:-1'),
                         b'\x01\x00\x00\x01\x00\x01\x00\x10 ')

        self.assertEqual(ffs(b'1 1 0 1 0 cbor:-342542'),
                         b'\x05\x00\x00\x01\x00\x01\x00\x10:\x00\x05:\r')

    def testcborstrings(self):
        self.assertEqual(ffs(b"1 1 0 1 0 cbor:b'foo'"),
                         b'\x04\x00\x00\x01\x00\x01\x00\x10Cfoo')

    def testcborlists(self):
        self.assertEqual(ffs(b"1 1 0 1 0 cbor:[None, True, False, 42, b'foo']"),
                         b'\n\x00\x00\x01\x00\x01\x00\x10\x85\xf6\xf5\xf4'
                         b'\x18*Cfoo')

    def testcbordicts(self):
        self.assertEqual(ffs(b"1 1 0 1 0 "
                             b"cbor:{b'foo': b'val1', b'bar': b'val2'}"),
                         b'\x13\x00\x00\x01\x00\x01\x00\x10\xa2'
                         b'CbarDval2CfooDval1')

class FrameTests(unittest.TestCase):
    def testdataexactframesize(self):
        data = util.bytesio(b'x' * framing.DEFAULT_MAX_FRAME_SIZE)

        stream = framing.stream(1)
        frames = list(framing.createcommandframes(stream, 1, b'command',
                                                  {}, data))
        self.assertEqual(frames, [
            ffs(b'1 1 stream-begin command-request new|have-data '
                b"cbor:{b'name': b'command'}"),
            ffs(b'1 1 0 command-data continuation %s' % data.getvalue()),
            ffs(b'1 1 0 command-data eos ')
        ])

    def testdatamultipleframes(self):
        data = util.bytesio(b'x' * (framing.DEFAULT_MAX_FRAME_SIZE + 1))

        stream = framing.stream(1)
        frames = list(framing.createcommandframes(stream, 1, b'command', {},
                                                  data))
        self.assertEqual(frames, [
            ffs(b'1 1 stream-begin command-request new|have-data '
                b"cbor:{b'name': b'command'}"),
            ffs(b'1 1 0 command-data continuation %s' % (
                b'x' * framing.DEFAULT_MAX_FRAME_SIZE)),
            ffs(b'1 1 0 command-data eos x'),
        ])

    def testargsanddata(self):
        data = util.bytesio(b'x' * 100)

        stream = framing.stream(1)
        frames = list(framing.createcommandframes(stream, 1, b'command', {
            b'key1': b'key1value',
            b'key2': b'key2value',
            b'key3': b'key3value',
        }, data))

        self.assertEqual(frames, [
            ffs(b'1 1 stream-begin command-request new|have-data '
                b"cbor:{b'name': b'command', b'args': {b'key1': b'key1value', "
                b"b'key2': b'key2value', b'key3': b'key3value'}}"),
            ffs(b'1 1 0 command-data eos %s' % data.getvalue()),
        ])

    if not getattr(unittest.TestCase, 'assertRaisesRegex', False):
        # Python 3.7 deprecates the regex*p* version, but 2.7 lacks
        # the regex version.
        assertRaisesRegex = (# camelcase-required
            unittest.TestCase.assertRaisesRegexp)

    def testtextoutputformattingstringtype(self):
        """Formatting string must be bytes."""
        with self.assertRaisesRegex(ValueError, 'must use bytes formatting '):
            list(framing.createtextoutputframe(None, 1, [
                (b'foo'.decode('ascii'), [], [])]))

    def testtextoutputargumentbytes(self):
        with self.assertRaisesRegex(ValueError, 'must use bytes for argument'):
            list(framing.createtextoutputframe(None, 1, [
                (b'foo', [b'foo'.decode('ascii')], [])]))

    def testtextoutputlabelbytes(self):
        with self.assertRaisesRegex(ValueError, 'must use bytes for labels'):
            list(framing.createtextoutputframe(None, 1, [
                (b'foo', [], [b'foo'.decode('ascii')])]))

    def testtextoutput1simpleatom(self):
        stream = framing.stream(1)
        val = list(framing.createtextoutputframe(stream, 1, [
            (b'foo', [], [])]))

        self.assertEqual(val, [
            ffs(b'1 1 stream-begin text-output 0 '
                b"cbor:[{b'msg': b'foo'}]"),
        ])

    def testtextoutput2simpleatoms(self):
        stream = framing.stream(1)
        val = list(framing.createtextoutputframe(stream, 1, [
            (b'foo', [], []),
            (b'bar', [], []),
        ]))

        self.assertEqual(val, [
            ffs(b'1 1 stream-begin text-output 0 '
                b"cbor:[{b'msg': b'foo'}, {b'msg': b'bar'}]")
        ])

    def testtextoutput1arg(self):
        stream = framing.stream(1)
        val = list(framing.createtextoutputframe(stream, 1, [
            (b'foo %s', [b'val1'], []),
        ]))

        self.assertEqual(val, [
            ffs(b'1 1 stream-begin text-output 0 '
                b"cbor:[{b'msg': b'foo %s', b'args': [b'val1']}]")
        ])

    def testtextoutput2arg(self):
        stream = framing.stream(1)
        val = list(framing.createtextoutputframe(stream, 1, [
            (b'foo %s %s', [b'val', b'value'], []),
        ]))

        self.assertEqual(val, [
            ffs(b'1 1 stream-begin text-output 0 '
                b"cbor:[{b'msg': b'foo %s %s', b'args': [b'val', b'value']}]")
        ])

    def testtextoutput1label(self):
        stream = framing.stream(1)
        val = list(framing.createtextoutputframe(stream, 1, [
            (b'foo', [], [b'label']),
        ]))

        self.assertEqual(val, [
            ffs(b'1 1 stream-begin text-output 0 '
                b"cbor:[{b'msg': b'foo', b'labels': [b'label']}]")
        ])

    def testargandlabel(self):
        stream = framing.stream(1)
        val = list(framing.createtextoutputframe(stream, 1, [
            (b'foo %s', [b'arg'], [b'label']),
        ]))

        self.assertEqual(val, [
            ffs(b'1 1 stream-begin text-output 0 '
                b"cbor:[{b'msg': b'foo %s', b'args': [b'arg'], "
                b"b'labels': [b'label']}]")
        ])

if __name__ == '__main__':
    import silenttestrunner
    silenttestrunner.main(__name__)