view tests/test-wireproto-framing.py @ 37627:cfb32979abcd

setup: add packages for concurrent.futures

We conceivably don't need to distribute this package on Python 3
since we will use the version in the standard library. However,
we want installs to be usable of multiple versions of Python. So
it is best to always have it.

Differential Revision: https://phab.mercurial-scm.org/D3265

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')

        self.assertEqual(ffs(b"1 1 0 1 0 cbor:u'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()),
        ])

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

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

    def testtextoutputlabelbytes(self):
        with self.assertRaisesRegexp(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__)