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package envcfg
import (
"fmt"
"os"
"testing"
)
func TestStringMapping(t *testing.T) {
const ENV_KEY = "FIELD"
const ENV_VAL = "Remember: testing is the future!"
os.Clearenv()
os.Setenv(ENV_KEY, ENV_VAL)
s := struct{ Field string }{}
ReadInto(&s)
if s.Field != ENV_VAL {
t.Errorf("expected '%s', got '%s'", ENV_VAL, s.Field)
}
}
func TestBoolMapping(t *testing.T) {
const ENV_KEY = "FIELD"
const ENV_VAL = true
os.Clearenv()
os.Setenv(ENV_KEY, fmt.Sprintf("%t", ENV_VAL))
s := struct{ Field bool }{}
ReadInto(&s)
if s.Field != ENV_VAL {
t.Errorf("expected '%t', got '%t'", ENV_VAL, s.Field)
}
}
func TestIntMapping(t *testing.T) {
const ENV_KEY = "FIELD"
const ENV_VAL = 42
os.Clearenv()
os.Setenv(ENV_KEY, fmt.Sprintf("%d", ENV_VAL))
s := struct{ Field int }{}
ReadInto(&s)
if s.Field != ENV_VAL {
t.Errorf("expected '%d', got '%d'", ENV_VAL, s.Field)
}
}
func TestFloatMapping(t *testing.T) {
const ENV_KEY = "FIELD"
const ENV_VAL = 13.37
os.Clearenv()
os.Setenv(ENV_KEY, fmt.Sprintf("%f", ENV_VAL))
s := struct{ Field float32 }{}
ReadInto(&s)
if s.Field != ENV_VAL {
t.Errorf("expected '%f', got '%f'", ENV_VAL, s.Field)
}
}
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