forked from security/hakurei
container: wrap container init start errors
This helps indicate the exact origin and nature of the error. This eliminates generic WrapErr from container. Signed-off-by: Ophestra <cat@gensokyo.uk>
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@@ -1,8 +1,6 @@
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package container
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import (
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"reflect"
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"syscall"
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"testing"
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)
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@@ -31,70 +29,13 @@ func TestGetSetOutput(t *testing.T) {
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})
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}
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func TestWrapErr(t *testing.T) {
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{
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out := GetOutput()
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t.Cleanup(func() { SetOutput(out) })
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}
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var wrapFp *func(error, ...any) error
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s := new(stubOutput)
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SetOutput(s)
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wrapFp = &s.wrapF
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testCases := []struct {
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name string
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f func(t *testing.T)
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wantErr error
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wantA []any
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}{
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{"suffix nil", func(t *testing.T) {
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if err := wrapErrSuffix(nil, "\x00"); err != nil {
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t.Errorf("wrapErrSuffix: %v", err)
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}
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}, nil, nil},
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{"suffix val", func(t *testing.T) {
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if err := wrapErrSuffix(syscall.ENOTRECOVERABLE, "\x00\x00"); err != syscall.ENOTRECOVERABLE {
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t.Errorf("wrapErrSuffix: %v", err)
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}
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}, syscall.ENOTRECOVERABLE, []any{"\x00\x00", syscall.ENOTRECOVERABLE}},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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var (
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gotErr error
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gotA []any
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)
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*wrapFp = func(err error, a ...any) error { gotErr = err; gotA = a; return err }
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tc.f(t)
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if gotErr != tc.wantErr {
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t.Errorf("WrapErr: err = %v, want %v", gotErr, tc.wantErr)
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}
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if !reflect.DeepEqual(gotA, tc.wantA) {
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t.Errorf("WrapErr: a = %v, want %v", gotA, tc.wantA)
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}
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})
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}
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}
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type stubOutput struct {
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wrapF func(error, ...any) error
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}
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func (*stubOutput) IsVerbose() bool { panic("unreachable") }
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func (*stubOutput) Verbose(...any) { panic("unreachable") }
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func (*stubOutput) Verbosef(string, ...any) { panic("unreachable") }
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func (*stubOutput) PrintBaseErr(error, string) { panic("unreachable") }
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func (*stubOutput) Suspend() { panic("unreachable") }
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func (*stubOutput) Resume() bool { panic("unreachable") }
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func (*stubOutput) BeforeExit() { panic("unreachable") }
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func (s *stubOutput) WrapErr(err error, v ...any) error {
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if s.wrapF == nil {
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panic("unreachable")
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}
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return s.wrapF(err, v...)
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}
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func (*stubOutput) IsVerbose() bool { panic("unreachable") }
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func (*stubOutput) Verbose(...any) { panic("unreachable") }
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func (*stubOutput) Verbosef(string, ...any) { panic("unreachable") }
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func (*stubOutput) Suspend() { panic("unreachable") }
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func (*stubOutput) Resume() bool { panic("unreachable") }
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func (*stubOutput) BeforeExit() { panic("unreachable") }
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