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package container
import (
"os"
"testing"
)
func TestTmpfileOp(t *testing.T) {
const sampleDataString = `chronos:x:65534:65534:Hakurei:/var/empty:/bin/zsh`
var (
samplePath = MustAbs("/etc/passwd")
sampleData = []byte(sampleDataString)
)
checkOpBehaviour(t, []opBehaviourTestCase{
{"createTemp", &Params{ParentPerm: 0700}, &TmpfileOp{
Path: samplePath,
Data: sampleData,
}, nil, nil, []kexpect{
{"createTemp", expectArgs{"/", "tmp.*"}, newCheckedFile(t, "tmp.32768", sampleDataString, nil), errUnique},
}, wrapErrSelf(errUnique)},
{"Write", &Params{ParentPerm: 0700}, &TmpfileOp{
Path: samplePath,
Data: sampleData,
}, nil, nil, []kexpect{
{"createTemp", expectArgs{"/", "tmp.*"}, writeErrOsFile{errUnique}, nil},
}, wrapErrSuffix(errUnique, "cannot write to intermediate file:")},
{"Close", &Params{ParentPerm: 0700}, &TmpfileOp{
Path: samplePath,
Data: sampleData,
}, nil, nil, []kexpect{
{"createTemp", expectArgs{"/", "tmp.*"}, newCheckedFile(t, "tmp.32768", sampleDataString, errUnique), nil},
}, wrapErrSuffix(errUnique, "cannot close intermediate file:")},
{"ensureFile", &Params{ParentPerm: 0700}, &TmpfileOp{
Path: samplePath,
Data: sampleData,
}, nil, nil, []kexpect{
{"createTemp", expectArgs{"/", "tmp.*"}, newCheckedFile(t, "tmp.32768", sampleDataString, nil), nil},
{"ensureFile", expectArgs{"/sysroot/etc/passwd", os.FileMode(0444), os.FileMode(0700)}, nil, errUnique},
}, errUnique},
{"bindMount", &Params{ParentPerm: 0700}, &TmpfileOp{
Path: samplePath,
Data: sampleData,
}, nil, nil, []kexpect{
{"createTemp", expectArgs{"/", "tmp.*"}, newCheckedFile(t, "tmp.32768", sampleDataString, nil), nil},
{"ensureFile", expectArgs{"/sysroot/etc/passwd", os.FileMode(0444), os.FileMode(0700)}, nil, nil},
{"bindMount", expectArgs{"tmp.32768", "/sysroot/etc/passwd", uintptr(0x5), false}, nil, errUnique},
}, errUnique},
{"remove", &Params{ParentPerm: 0700}, &TmpfileOp{
Path: samplePath,
Data: sampleData,
}, nil, nil, []kexpect{
{"createTemp", expectArgs{"/", "tmp.*"}, newCheckedFile(t, "tmp.32768", sampleDataString, nil), nil},
{"ensureFile", expectArgs{"/sysroot/etc/passwd", os.FileMode(0444), os.FileMode(0700)}, nil, nil},
{"bindMount", expectArgs{"tmp.32768", "/sysroot/etc/passwd", uintptr(0x5), false}, nil, nil},
{"remove", expectArgs{"tmp.32768"}, nil, errUnique},
}, wrapErrSelf(errUnique)},
{"success", &Params{ParentPerm: 0700}, &TmpfileOp{
Path: samplePath,
Data: sampleData,
}, nil, nil, []kexpect{
{"createTemp", expectArgs{"/", "tmp.*"}, newCheckedFile(t, "tmp.32768", sampleDataString, nil), nil},
{"ensureFile", expectArgs{"/sysroot/etc/passwd", os.FileMode(0444), os.FileMode(0700)}, nil, nil},
{"bindMount", expectArgs{"tmp.32768", "/sysroot/etc/passwd", uintptr(0x5), false}, nil, nil},
{"remove", expectArgs{"tmp.32768"}, nil, nil},
}, nil},
})
checkOpsValid(t, []opValidTestCase{
{"nil", (*TmpfileOp)(nil), false},
{"zero", new(TmpfileOp), false},
{"valid", &TmpfileOp{Path: samplePath}, true},
})
checkOpsBuilder(t, []opsBuilderTestCase{
{"noref", new(Ops).Place(samplePath, sampleData), Ops{
&TmpfileOp{
Path: samplePath,
Data: sampleData,
},
}},
{"ref", new(Ops).PlaceP(samplePath, new(*[]byte)), Ops{
&TmpfileOp{
Path: samplePath,
Data: []byte{},
},
}},
})
checkOpIs(t, []opIsTestCase{
{"zero", new(TmpfileOp), new(TmpfileOp), false},
{"differs path", &TmpfileOp{
Path: MustAbs("/etc/group"),
Data: sampleData,
}, &TmpfileOp{
Path: samplePath,
Data: sampleData,
}, false},
{"differs data", &TmpfileOp{
Path: samplePath,
Data: append(sampleData, 0),
}, &TmpfileOp{
Path: samplePath,
Data: sampleData,
}, false},
{"equals", &TmpfileOp{
Path: samplePath,
Data: sampleData,
}, &TmpfileOp{
Path: samplePath,
Data: sampleData,
}, true},
})
checkOpMeta(t, []opMetaTestCase{
{"passwd", &TmpfileOp{
Path: samplePath,
Data: sampleData,
}, "placing", `tmpfile "/etc/passwd" (49 bytes)`},
})
}
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