/* Copyright The containerd 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 v2 import ( "strings" "testing" "github.com/opencontainers/runtime-spec/specs-go" "github.com/stretchr/testify/assert" ) func TestParseCgroupFromReader(t *testing.T) { cases := map[string]string{ "0::/user.slice/user-1001.slice/session-1.scope\n": "/user.slice/user-1001.slice/session-1.scope", "2:cpuset:/foo\n1:name=systemd:/\n": "", "2:cpuset:/foo\n1:name=systemd:/\n0::/user.slice/user-1001.slice/session-1.scope\n": "/user.slice/user-1001.slice/session-1.scope", } for s, expected := range cases { g, err := parseCgroupFromReader(strings.NewReader(s)) if expected != "" { if g != expected { t.Errorf("expected %q, got %q", expected, g) } if err != nil { t.Error(err) } } else { if err == nil { t.Error("error is expected") } } } } func TestToResources(t *testing.T) { var ( quota int64 = 8000 period uint64 = 10000 shares uint64 = 5000 ) weight := 1 + ((shares-2)*9999)/262142 res := specs.LinuxResources{CPU: &specs.LinuxCPU{Quota: "a, Period: &period, Shares: &shares}} v2resources := ToResources(&res) assert.Equal(t, weight, *v2resources.CPU.Weight) assert.Equal(t, CPUMax("8000 10000"), v2resources.CPU.Max) res2 := specs.LinuxResources{CPU: &specs.LinuxCPU{Period: &period}} v2resources2 := ToResources(&res2) assert.Equal(t, CPUMax("max 10000"), v2resources2.CPU.Max) }