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daemon_unix_test.go
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daemon_unix_test.go
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// +build !windows
package daemon
import (
"io/ioutil"
"os"
"testing"
"github.com/docker/docker/runconfig"
)
func TestAdjustCPUShares(t *testing.T) {
tmp, err := ioutil.TempDir("", "docker-daemon-unix-test-")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(tmp)
daemon := &Daemon{
repository: tmp,
root: tmp,
}
hostConfig := &runconfig.HostConfig{
CPUShares: linuxMinCPUShares - 1,
}
daemon.adaptContainerSettings(hostConfig, true)
if hostConfig.CPUShares != linuxMinCPUShares {
t.Errorf("Expected CPUShares to be %d", linuxMinCPUShares)
}
hostConfig.CPUShares = linuxMaxCPUShares + 1
daemon.adaptContainerSettings(hostConfig, true)
if hostConfig.CPUShares != linuxMaxCPUShares {
t.Errorf("Expected CPUShares to be %d", linuxMaxCPUShares)
}
hostConfig.CPUShares = 0
daemon.adaptContainerSettings(hostConfig, true)
if hostConfig.CPUShares != 0 {
t.Error("Expected CPUShares to be unchanged")
}
hostConfig.CPUShares = 1024
daemon.adaptContainerSettings(hostConfig, true)
if hostConfig.CPUShares != 1024 {
t.Error("Expected CPUShares to be unchanged")
}
}
func TestAdjustCPUSharesNoAdjustment(t *testing.T) {
tmp, err := ioutil.TempDir("", "docker-daemon-unix-test-")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(tmp)
daemon := &Daemon{
repository: tmp,
root: tmp,
}
hostConfig := &runconfig.HostConfig{
CPUShares: linuxMinCPUShares - 1,
}
daemon.adaptContainerSettings(hostConfig, false)
if hostConfig.CPUShares != linuxMinCPUShares-1 {
t.Errorf("Expected CPUShares to be %d", linuxMinCPUShares-1)
}
hostConfig.CPUShares = linuxMaxCPUShares + 1
daemon.adaptContainerSettings(hostConfig, false)
if hostConfig.CPUShares != linuxMaxCPUShares+1 {
t.Errorf("Expected CPUShares to be %d", linuxMaxCPUShares+1)
}
hostConfig.CPUShares = 0
daemon.adaptContainerSettings(hostConfig, false)
if hostConfig.CPUShares != 0 {
t.Error("Expected CPUShares to be unchanged")
}
hostConfig.CPUShares = 1024
daemon.adaptContainerSettings(hostConfig, false)
if hostConfig.CPUShares != 1024 {
t.Error("Expected CPUShares to be unchanged")
}
}