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// Copyright 2023 the Go-FUSE 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 fuse
import (
"testing"
)
func init() {
isTest = true
}
// verify that flagString always formats flags in the same order.
func TestFlagStringOrder(t *testing.T) {
var flags int64 = CAP_ASYNC_READ | CAP_SPLICE_WRITE | CAP_READDIRPLUS | CAP_MAX_PAGES | CAP_EXPLICIT_INVAL_DATA
want := "ASYNC_READ,SPLICE_WRITE,READDIRPLUS,MAX_PAGES,EXPLICIT_INVAL_DATA"
// loop many times to check for sure the order is untied from map iteration order
for i := 0; i < 100; i++ {
have := flagString(initFlagNames, flags, "")
if have != want {
t.Fatalf("flagString:\nhave: %q\nwant: %q", have, want)
}
}
}
// verify how flagString handles provided default.
func TestFlagStringDefault(t *testing.T) {
names := newFlagNames([]flagNameEntry{
{1, "AAA"},
{2, "BBB"},
{4, "CCC"},
})
testv := []struct {
flags int64
def string
strok string
}{
{0, "", ""},
{0, "X", "X"},
{1, "X", "AAA"},
{5, "X", "AAA,CCC"},
{8, "X", "0x8"},
{9, "X", "AAA,0x8"},
}
for _, test := range testv {
str := flagString(names, test.flags, test.def)
if str != test.strok {
t.Errorf("flagString(%x, %q) -> got %q ; want %q",
test.flags, test.def, str, test.strok)
}
}
}
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