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package viper
import (
"testing"
"github.com/spf13/pflag"
"github.com/stretchr/testify/assert"
)
func TestBindFlagValueSet(t *testing.T) {
flagSet := pflag.NewFlagSet("test", pflag.ContinueOnError)
var testValues = map[string]*string{
"host": nil,
"port": nil,
"endpoint": nil,
}
var mutatedTestValues = map[string]string{
"host": "localhost",
"port": "6060",
"endpoint": "/public",
}
for name := range testValues {
testValues[name] = flagSet.String(name, "", "test")
}
flagValueSet := pflagValueSet{flagSet}
err := BindFlagValues(flagValueSet)
if err != nil {
t.Fatalf("error binding flag set, %v", err)
}
flagSet.VisitAll(func(flag *pflag.Flag) {
flag.Value.Set(mutatedTestValues[flag.Name])
flag.Changed = true
})
for name, expected := range mutatedTestValues {
assert.Equal(t, Get(name), expected)
}
}
func TestBindFlagValue(t *testing.T) {
var testString = "testing"
var testValue = newStringValue(testString, &testString)
flag := &pflag.Flag{
Name: "testflag",
Value: testValue,
Changed: false,
}
flagValue := pflagValue{flag}
BindFlagValue("testvalue", flagValue)
assert.Equal(t, testString, Get("testvalue"))
flag.Value.Set("testing_mutate")
flag.Changed = true //hack for pflag usage
assert.Equal(t, "testing_mutate", Get("testvalue"))
}
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