| // 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 TestNetDevParseLine(t *testing.T) { |
| const rawLine = ` eth0: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16` |
| |
| have, err := NetDev{}.parseLine(rawLine) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| want := NetDevLine{"eth0", 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16} |
| if want != *have { |
| t.Errorf("want %v, have %v", want, have) |
| } |
| } |
| |
| func TestNewNetDev(t *testing.T) { |
| fs, err := NewFS("fixtures") |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| nd, err := fs.NewNetDev() |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| lines := map[string]NetDevLine{ |
| "vethf345468": {Name: "vethf345468", RxBytes: 648, RxPackets: 8, TxBytes: 438, TxPackets: 5}, |
| "lo": {Name: "lo", RxBytes: 1664039048, RxPackets: 1566805, TxBytes: 1664039048, TxPackets: 1566805}, |
| "docker0": {Name: "docker0", RxBytes: 2568, RxPackets: 38, TxBytes: 438, TxPackets: 5}, |
| "eth0": {Name: "eth0", RxBytes: 874354587, RxPackets: 1036395, TxBytes: 563352563, TxPackets: 732147}, |
| } |
| |
| if want, have := len(lines), len(nd); want != have { |
| t.Errorf("want %d parsed net/dev lines, have %d", want, have) |
| } |
| for _, line := range nd { |
| if want, have := lines[line.Name], line; want != have { |
| t.Errorf("%s: want %v, have %v", line.Name, want, have) |
| } |
| } |
| } |
| |
| func TestProcNewNetDev(t *testing.T) { |
| p, err := FS("fixtures").NewProc(26231) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| nd, err := p.NewNetDev() |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| lines := map[string]NetDevLine{ |
| "lo": {Name: "lo"}, |
| "eth0": {Name: "eth0", RxBytes: 438, RxPackets: 5, TxBytes: 648, TxPackets: 8}, |
| } |
| |
| if want, have := len(lines), len(nd); want != have { |
| t.Errorf("want %d parsed net/dev lines, have %d", want, have) |
| } |
| for _, line := range nd { |
| if want, have := lines[line.Name], line; want != have { |
| t.Errorf("%s: want %v, have %v", line.Name, want, have) |
| } |
| } |
| } |