// Copyright 2022 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT

package setting

import (
	"testing"

	"github.com/stretchr/testify/assert"
)

func TestMustBytes(t *testing.T) {
	test := func(value string) int64 {
		cfg, err := NewConfigProviderFromData("[test]")
		assert.NoError(t, err)
		sec := cfg.Section("test")
		sec.NewKey("VALUE", value)

		return mustBytes(sec, "VALUE")
	}

	assert.EqualValues(t, -1, test(""))
	assert.EqualValues(t, -1, test("-1"))
	assert.EqualValues(t, 0, test("0"))
	assert.EqualValues(t, 1, test("1"))
	assert.EqualValues(t, 10000, test("10000"))
	assert.EqualValues(t, 1000000, test("1 mb"))
	assert.EqualValues(t, 1048576, test("1mib"))
	assert.EqualValues(t, 1782579, test("1.7mib"))
	assert.EqualValues(t, -1, test("1 yib")) // too large
}
