1// Copyright 2019 The Prometheus Authors 2// Licensed under the Apache License, Version 2.0 (the "License"); 3// you may not use this file except in compliance with the License. 4// You may obtain a copy of the License at 5// 6// http://www.apache.org/licenses/LICENSE-2.0 7// 8// Unless required by applicable law or agreed to in writing, software 9// distributed under the License is distributed on an "AS IS" BASIS, 10// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11// See the License for the specific language governing permissions and 12// limitations under the License. 13 14package procfs 15 16import ( 17 "testing" 18 19 "github.com/google/go-cmp/cmp" 20) 21 22func TestNetSoftnet(t *testing.T) { 23 fs, err := NewFS(procTestFixtures) 24 if err != nil { 25 t.Fatal(err) 26 } 27 28 want := []SoftnetStat{{ 29 Processed: 0x00015c73, 30 Dropped: 0x00020e76, 31 TimeSqueezed: 0xf0000769, 32 }, 33 { 34 Processed: 0x01663fb2, 35 TimeSqueezed: 0x0109a4, 36 }} 37 38 got, err := fs.NetSoftnetStat() 39 if err != nil { 40 t.Fatal(err) 41 } 42 43 if diff := cmp.Diff(want, got); diff != "" { 44 t.Fatalf("unexpected softnet stats(-want +got):\n%s", diff) 45 } 46} 47 48func TestBadSoftnet(t *testing.T) { 49 softNetProcFile = "net/softnet_stat.broken" 50 fs, err := NewFS(procTestFixtures) 51 if err != nil { 52 t.Fatal(err) 53 } 54 55 _, err = fs.NetSoftnetStat() 56 if err == nil { 57 t.Fatal("expected error, got nil") 58 } 59} 60