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more logging in ipv4_test

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This commit is contained in:
Song Gao 2016-04-16 12:41:15 -05:00
parent dd043efd91
commit 4a6164f5ed
1 changed files with 3 additions and 1 deletions
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4
ipv4_test.go
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@ -15,8 +15,9 @@ func startRead(ch chan<- []byte, ifce *Interface) {
go func() {
for {
buffer := make([]byte, BUFFERSIZE)
_, err := ifce.Read(buffer)
n, err := ifce.Read(buffer)
if err == nil {
buffer = buffer[:n:n]
ch <- buffer
}
}
@ -73,6 +74,7 @@ readFrame:
if waterutil.IPv4Protocol(packet) != waterutil.ICMP {
continue readFrame
}
t.Logf("received broadcast frame: %#v\n", buffer)
break readFrame
case <-timeout:
t.Fatal("Waiting for broadcast packet timeout")