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// Copyright 2023 The Capability Authors.
// Copyright 2013 Suryandaru Triandana <syndtr@gmail.com>
// All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package capability
import "testing"
func TestState(t *testing.T) {
testEmpty := func(name string, c Capabilities, what CapType) {
for i := CapType(1); i <= BOUNDING; i <<= 1 {
if (i&what) != 0 && !c.Empty(i) {
t.Errorf(name+": capabilities set %q wasn't empty", i)
}
}
}
testFull := func(name string, c Capabilities, what CapType) {
for i := CapType(1); i <= BOUNDING; i <<= 1 {
if (i&what) != 0 && !c.Full(i) {
t.Errorf(name+": capabilities set %q wasn't full", i)
}
}
}
testPartial := func(name string, c Capabilities, what CapType) {
for i := CapType(1); i <= BOUNDING; i <<= 1 {
if (i&what) != 0 && (c.Empty(i) || c.Full(i)) {
t.Errorf(name+": capabilities set %q wasn't partial", i)
}
}
}
testGet := func(name string, c Capabilities, what CapType, max Cap) {
for i := CapType(1); i <= BOUNDING; i <<= 1 {
if (i & what) == 0 {
continue
}
for j := Cap(0); j <= max; j++ {
if !c.Get(i, j) {
t.Errorf(name+": capability %q wasn't found on %q", j, i)
}
}
}
}
last, err := LastCap()
if err != nil {
t.Fatal(err)
}
capf := new(capsFile)
capf.data.version = 2
for _, tc := range []struct {
name string
c Capabilities
sets CapType
max Cap
}{
{"v3", new(capsV3), EFFECTIVE | PERMITTED | BOUNDING, last},
{"file_v1", new(capsFile), EFFECTIVE | PERMITTED, CAP_AUDIT_CONTROL},
{"file_v2", capf, EFFECTIVE | PERMITTED, last},
} {
testEmpty(tc.name, tc.c, tc.sets)
tc.c.Fill(CAPS | BOUNDS)
testFull(tc.name, tc.c, tc.sets)
testGet(tc.name, tc.c, tc.sets, tc.max)
tc.c.Clear(CAPS | BOUNDS)
testEmpty(tc.name, tc.c, tc.sets)
for i := CapType(1); i <= BOUNDING; i <<= 1 {
for j := Cap(0); j <= last; j++ {
tc.c.Set(i, j)
}
}
testFull(tc.name, tc.c, tc.sets)
testGet(tc.name, tc.c, tc.sets, tc.max)
for i := CapType(1); i <= BOUNDING; i <<= 1 {
for j := Cap(0); j <= last; j++ {
tc.c.Unset(i, j)
}
}
testEmpty(tc.name, tc.c, tc.sets)
tc.c.Set(PERMITTED, CAP_CHOWN)
testPartial(tc.name, tc.c, PERMITTED)
tc.c.Clear(CAPS | BOUNDS)
testEmpty(tc.name, tc.c, tc.sets)
}
}
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