blob: 69e60473f50ac8ba626576b08a2e0c49a5f4e3d8 [file] [log] [blame]
// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package obj
import (
"reflect"
"testing"
"unsafe"
)
// Assert that the size of important structures do not change unexpectedly.
func TestSizeof(t *testing.T) {
const _64bit = unsafe.Sizeof(uintptr(0)) == 8
var tests = []struct {
val interface{} // type as a value
_32bit uintptr // size on 32bit platforms
_64bit uintptr // size on 64bit platforms
}{
{Addr{}, 32, 48},
{LSym{}, 72, 120},
{Prog{}, 132, 200},
}
for _, tt := range tests {
want := tt._32bit
if _64bit {
want = tt._64bit
}
got := reflect.TypeOf(tt.val).Size()
if want != got {
t.Errorf("unsafe.Sizeof(%T) = %d, want %d", tt.val, got, want)
}
}
}