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// Copyright 2020 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package procfs
import (
"net"
"reflect"
"testing"
)
func Test_parseNetIPSocketLine(t *testing.T) {
tests := []struct {
fields []string
name string
want *netIPSocketLine
wantErr bool
isUDP bool
}{
{
name: "reading valid lines, no issue should happened",
fields: []string{"11:", "00000000:0000", "00000000:0000", "0A", "00000017:0000002A", "0:0", "0", "1000", "0", "39309"},
want: &netIPSocketLine{
Sl: 11,
LocalAddr: net.IP{0, 0, 0, 0},
LocalPort: 0,
RemAddr: net.IP{0, 0, 0, 0},
RemPort: 0,
St: 10,
TxQueue: 23,
RxQueue: 42,
UID: 1000,
Inode: 39309,
},
},
{
name: "error case - invalid line - number of fields/columns < 10",
fields: []string{"1:", "00000000:0000", "00000000:0000", "07", "0:0", "0", "0"},
want: nil,
wantErr: true,
},
{
name: "error case - parse sl - not a valid uint",
fields: []string{"a:", "00000000:0000", "00000000:0000", "07", "00000000:00000001", "0:0", "0", "0", "0", "39309"},
want: nil,
wantErr: true,
},
{
name: "error case - parse local_address - not a valid hex",
fields: []string{"1:", "0000000O:0000", "00000000:0000", "07", "00000000:00000001", "0:0", "0", "0", "0", "39309"},
want: nil,
wantErr: true,
},
{
name: "error case - parse rem_address - not a valid hex",
fields: []string{"1:", "00000000:0000", "0000000O:0000", "07", "00000000:00000001", "0:0", "0", "0", "0", "39309"},
want: nil,
wantErr: true,
},
{
name: "error case - cannot parse line - missing colon",
fields: []string{"1:", "00000000:0000", "00000000:0000", "07", "0000000000000001", "0:0", "0", "0", "0", "39309"},
want: nil,
wantErr: true,
},
{
name: "error case - parse tx_queue - not a valid hex",
fields: []string{"1:", "00000000:0000", "00000000:0000", "07", "DEADCODE:00000001", "0:0", "0", "0", "0", "39309"},
want: nil,
wantErr: true,
},
{
name: "error case - parse rx_queue - not a valid hex",
fields: []string{"1:", "00000000:0000", "00000000:0000", "07", "00000000:FEEDCODE", "0:0", "0", "0", "0", "39309"},
want: nil,
wantErr: true,
},
{
name: "error case - parse UID - not a valid uint",
fields: []string{"1:", "00000000:0000", "00000000:0000", "07", "00000000:00000001", "0:0", "0", "-10", "0", "39309"},
want: nil,
wantErr: true,
},
{
name: "error case - parse Inode - not a valid uint",
fields: []string{"1:", "00000000:0000", "00000000:0000", "07", "00000000:00000001", "0:0", "0", "-10", "0", "-39309"},
want: nil,
wantErr: true,
},
{
name: "error case - parse Drops - not a valid uint",
fields: []string{"1:", "00000000:0000", "00000000:0000", "07", "00000000:00000001", "0:0", "0", "10", "0", "39309", "2", "000000009bd60d72", "-5"},
want: nil,
wantErr: true,
isUDP: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := parseNetIPSocketLine(tt.fields, tt.isUDP)
if (err != nil) != tt.wantErr {
t.Errorf("parseNetIPSocketLine() error = %v, wantErr %v", err, tt.wantErr)
return
}
if tt.want == nil && got != nil {
t.Errorf("parseNetIPSocketLine() = %v, want %v", got, tt.want)
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("parseNetIPSocketLine() = %#v, want %#v", got, tt.want)
}
})
}
}