mediocre-blog/srv/src/cfg/cfg_test.go

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2022-05-06 02:17:59 +00:00
package cfg
import (
"context"
"testing"
"github.com/stretchr/testify/assert"
)
func TestStringVar(t *testing.T) {
cfg := New(Params{
Args: []string{"--foo=CLI"},
Env: map[string]string{"FOO": "ENV", "BAR": "ENV"},
})
var foo, bar, baz string
cfg.StringVar(&foo, "foo", "DEF", "")
cfg.StringVar(&bar, "bar", "DEF", "")
cfg.StringVar(&baz, "baz", "DEF", "")
assert.NoError(t, cfg.Init(context.Background()))
assert.Equal(t, "CLI", foo)
assert.Equal(t, "ENV", bar)
assert.Equal(t, "DEF", baz)
}
func TestIntVar(t *testing.T) {
cfg := New(Params{
Args: []string{"--foo=111"},
Env: map[string]string{"FOO": "222", "BAR": "222"},
})
var foo, bar, baz int
cfg.IntVar(&foo, "foo", 333, "")
cfg.IntVar(&bar, "bar", 333, "")
cfg.IntVar(&baz, "baz", 333, "")
assert.NoError(t, cfg.Init(context.Background()))
assert.Equal(t, 111, foo)
assert.Equal(t, 222, bar)
assert.Equal(t, 333, baz)
}