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package config // import "github.com/docker/docker/daemon/config"
import (
"testing"
"github.com/docker/docker/opts"
"github.com/spf13/pflag"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestDaemonConfigurationMerge(t *testing.T) {
configFile := makeConfigFile(t, `
{
"debug": true
}`)
conf, err := New()
assert.NilError(t, err)
flags := pflag.NewFlagSet("test", pflag.ContinueOnError)
flags.BoolVarP(&conf.Debug, "debug", "D", false, "")
flags.BoolVarP(&conf.AutoRestart, "restart", "r", true, "")
flags.StringVar(&conf.LogConfig.Type, "log-driver", "json-file", "")
flags.Var(opts.NewNamedMapOpts("log-opts", conf.LogConfig.Config, nil), "log-opt", "")
assert.Check(t, flags.Set("restart", "true"))
assert.Check(t, flags.Set("log-driver", "syslog"))
assert.Check(t, flags.Set("log-opt", "tag=from_flag"))
cc, err := MergeDaemonConfigurations(conf, flags, configFile)
assert.NilError(t, err)
assert.Check(t, cc.Debug)
assert.Check(t, cc.AutoRestart)
expectedLogConfig := LogConfig{
Type: "syslog",
Config: map[string]string{"tag": "from_flag"},
}
assert.Check(t, is.DeepEqual(expectedLogConfig, cc.LogConfig))
}
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