grafana/pkg/setting/dynamic_settings_test.go
Eng Zer Jun cf1945d0c3
Tests: use t.Setenv to set env vars (#69516)
This commit replaces `os.Setenv` with `t.Setenv` in tests. The
environment variable is automatically restored to its original value
when the test and all its subtests complete.

Reference: https://pkg.go.dev/testing#T.Setenv

Signed-off-by: Eng Zer Jun <engzerjun@gmail.com>
2023-06-05 11:31:03 +02:00

34 lines
755 B
Go

package setting
import (
"testing"
"github.com/stretchr/testify/require"
)
func TestDynamicSettingsSupport_Override(t *testing.T) {
cfg := NewCfg()
envKey := "GF_FOO_BAR"
sectionName := "foo"
keyName := "bar"
expected := "dynamic value"
t.Setenv(envKey, expected)
value := cfg.SectionWithEnvOverrides(sectionName).Key(keyName).MustString("default value")
require.Equal(t, expected, value)
}
func TestDynamicSettingsSupport_NoOverride(t *testing.T) {
cfg := NewCfg()
sectionName := "foo"
keyName := "bar"
expected := "default value"
_, err := cfg.Raw.Section(sectionName).NewKey(keyName, expected)
require.NoError(t, err)
value := cfg.SectionWithEnvOverrides(sectionName).Key(keyName).String()
require.Equal(t, expected, value)
}