| // Copyright 2018 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 "testing" |
| |
| func TestProcIO(t *testing.T) { |
| p, err := FS("fixtures").NewProc(26231) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| s, err := p.NewIO() |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| for _, test := range []struct { |
| name string |
| want int64 |
| have int64 |
| }{ |
| {name: "RChar", want: 750339, have: int64(s.RChar)}, |
| {name: "WChar", want: 818609, have: int64(s.WChar)}, |
| {name: "SyscR", want: 7405, have: int64(s.SyscR)}, |
| {name: "SyscW", want: 5245, have: int64(s.SyscW)}, |
| {name: "ReadBytes", want: 1024, have: int64(s.ReadBytes)}, |
| {name: "WriteBytes", want: 2048, have: int64(s.WriteBytes)}, |
| {name: "CancelledWriteBytes", want: -1024, have: s.CancelledWriteBytes}, |
| } { |
| if test.want != test.have { |
| t.Errorf("want %s %d, have %d", test.name, test.want, test.have) |
| } |
| } |
| } |