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package envcfg
import (
"os"
"testing"
)
type nestedStruct struct {
SubStruct struct {
Field string
}
}
func TestNestedMapping(t *testing.T) {
const ENV_KEY = "SUBSTRUCT_FIELD"
const ENV_VAL = "Remember: testing is the future!"
os.Clearenv()
os.Setenv(ENV_KEY, ENV_VAL)
s := nestedStruct{}
ReadInto(&s)
if s.SubStruct.Field != ENV_VAL {
t.Errorf("expected '%s', got '%s'", ENV_VAL, s.SubStruct.Field)
}
}
type deeplyNestedStruct struct {
SubStruct struct {
SubSubStruct struct {
Field string
}
}
}
func TestDeeplyNestedMapping(t *testing.T) {
const ENV_KEY = "SUBSTRUCT_SUBSUBSTRUCT_FIELD"
const ENV_VAL = "Remember: testing is the future!"
os.Clearenv()
os.Setenv(ENV_KEY, ENV_VAL)
s := deeplyNestedStruct{}
ReadInto(&s)
if s.SubStruct.SubSubStruct.Field != ENV_VAL {
t.Errorf("expected '%s', got '%s'", ENV_VAL, s.SubStruct.SubSubStruct.Field)
}
}
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