| /* |
| Copyright 2018 The Kubernetes 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 util |
| |
| import ( |
| "testing" |
| ) |
| |
| func TestGetCgroupDriverDocker(t *testing.T) { |
| testCases := []struct { |
| name string |
| info string |
| expectedError bool |
| }{ |
| { |
| name: "valid: value is 'cgroupfs'", |
| info: `Cgroup Driver: cgroupfs`, |
| expectedError: false, |
| }, |
| { |
| name: "valid: value is 'systemd'", |
| info: `Cgroup Driver: systemd`, |
| expectedError: false, |
| }, |
| { |
| name: "invalid: missing 'Cgroup Driver' key and value", |
| info: "", |
| expectedError: true, |
| }, |
| { |
| name: "invalid: only a 'Cgroup Driver' key is present", |
| info: `Cgroup Driver`, |
| expectedError: true, |
| }, |
| { |
| name: "invalid: empty 'Cgroup Driver' value", |
| info: `Cgroup Driver: `, |
| expectedError: true, |
| }, |
| { |
| name: "invalid: unknown 'Cgroup Driver' value", |
| info: `Cgroup Driver: invalid-value`, |
| expectedError: true, |
| }, |
| } |
| |
| for _, tc := range testCases { |
| t.Run(tc.name, func(t *testing.T) { |
| if _, err := getCgroupDriverFromDockerInfo(tc.info); (err != nil) != tc.expectedError { |
| t.Fatalf("expected error: %v, saw: %v, error: %v", tc.expectedError, (err != nil), err) |
| } |
| }) |
| } |
| } |