2020-02-06 23:57:34 +00:00
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// Copyright 2020 The gVisor Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package stack
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import (
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"testing"
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"gvisor.dev/gvisor/pkg/tcpip/buffer"
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)
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func TestDisabledRxStatsWhenNICDisabled(t *testing.T) {
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// When the NIC is disabled, the only field that matters is the stats field.
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// This test is limited to stats counter checks.
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nic := NIC{
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stats: makeNICStats(),
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}
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if got := nic.stats.DisabledRx.Packets.Value(); got != 0 {
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t.Errorf("got DisabledRx.Packets = %d, want = 0", got)
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}
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if got := nic.stats.DisabledRx.Bytes.Value(); got != 0 {
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t.Errorf("got DisabledRx.Bytes = %d, want = 0", got)
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}
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if got := nic.stats.Rx.Packets.Value(); got != 0 {
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t.Errorf("got Rx.Packets = %d, want = 0", got)
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}
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if got := nic.stats.Rx.Bytes.Value(); got != 0 {
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t.Errorf("got Rx.Bytes = %d, want = 0", got)
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}
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if t.Failed() {
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t.FailNow()
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}
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2020-03-24 16:05:06 +00:00
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nic.DeliverNetworkPacket(nil, "", "", 0, PacketBuffer{Data: buffer.View([]byte{1, 2, 3, 4}).ToVectorisedView()})
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2020-02-06 23:57:34 +00:00
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if got := nic.stats.DisabledRx.Packets.Value(); got != 1 {
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t.Errorf("got DisabledRx.Packets = %d, want = 1", got)
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}
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if got := nic.stats.DisabledRx.Bytes.Value(); got != 4 {
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t.Errorf("got DisabledRx.Bytes = %d, want = 4", got)
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}
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if got := nic.stats.Rx.Packets.Value(); got != 0 {
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t.Errorf("got Rx.Packets = %d, want = 0", got)
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}
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if got := nic.stats.Rx.Bytes.Value(); got != 0 {
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t.Errorf("got Rx.Bytes = %d, want = 0", got)
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}
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}
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