nim-libp2p/tests/testmultistreamselect.nim

91 lines
2.7 KiB
Nim

import unittest, strutils, sequtils
import chronos
import ../libp2p/connection, ../libp2p/multistreamselect,
../libp2p/readerwriter, ../libp2p/connection
## Stream for select test
type
TestSelectStream = ref object of ReadWrite
step*: int
method readExactly*(s: TestSelectStream, pbytes: pointer, nbytes: int): Future[void] {.async.} =
case s.step:
of 1:
var buf = newSeq[byte](1)
buf[0] = 19
copyMem(cast[pointer](cast[uint](pbytes)), addr buf[0], buf.len())
s.step = 2
of 2:
var buf = "/multistream/1.0.0\n"
copyMem(cast[pointer](cast[uint](pbytes)), addr buf[0], buf.len())
s.step = 3
of 3:
var buf = newSeq[byte](1)
buf[0] = 18
copyMem(cast[pointer](cast[uint](pbytes)), addr buf[0], buf.len())
s.step = 4
of 4:
var buf = "/test/proto/1.0.0\n"
copyMem(cast[pointer](cast[uint](pbytes)), addr buf[0], buf.len())
else:
copyMem(cast[pointer](cast[uint](pbytes)), cstring("\0x3na\n"), "\0x3na\n".len())
proc newTestSelectStream(): TestSelectStream =
new result
result.step = 1
## Stream for handles test
type
TestHandlesStream = ref object of ReadWrite
step*: int
method readExactly*(s: TestHandlesStream, pbytes: pointer, nbytes: int): Future[void] {.async.} =
case s.step:
of 1:
var buf = newSeq[byte](1)
buf[0] = 19
copyMem(cast[pointer](cast[uint](pbytes)), addr buf[0], buf.len())
s.step = 2
of 2:
var buf = "/multistream/1.0.0\n"
copyMem(cast[pointer](cast[uint](pbytes)), addr buf[0], buf.len())
s.step = 3
of 3:
var buf = newSeq[byte](1)
buf[0] = 18
copyMem(cast[pointer](cast[uint](pbytes)), addr buf[0], buf.len())
s.step = 4
of 4:
var buf = "/test/proto/1.0.0\n"
copyMem(cast[pointer](cast[uint](pbytes)), addr buf[0], buf.len())
else:
copyMem(cast[pointer](cast[uint](pbytes)), cstring("\0x3na\n"), "\0x3na\n".len())
proc newTestHandlesStream(): TestHandlesStream =
new result
result.step = 1
suite "Multistream select":
# test "test select custom proto":
# proc testSelect(): Future[bool] {.async.} =
# let ms = newMultistream()
# let conn = newConnection(newTestSelectStream())
# result = await ms.select(conn, "/test/proto/1.0.0")
# check:
# waitFor(testSelect()) == true
test "test handle custom proto":
proc testHandle(): Future[bool] {.async.} =
let ms = newMultistream()
let conn = newConnection(newTestHandlesStream())
proc testHandler(conn: Connection, proto: string): Future[void] {.async.} =
check proto == "/test/proto/1.0.0"
ms.addHandler("/test/proto/1.0.0", testHandler)
await ms.handle(conn)
result = true
check:
waitFor(testHandle()) == true