140 lines
2.7 KiB
Go
140 lines
2.7 KiB
Go
package wasi_snapshot_preview1
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import (
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"errors"
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"fmt"
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"io/fs"
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"os"
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"syscall"
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"testing"
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"github.com/tetratelabs/wazero/internal/testing/require"
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)
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func TestToErrno(t *testing.T) {
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tests := []struct {
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name string
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input error
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expected Errno
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}{
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{
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name: "syscall.EBADF",
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input: syscall.EBADF,
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expected: ErrnoBadf,
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},
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{
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name: "syscall.EEXIST",
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input: syscall.EEXIST,
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expected: ErrnoExist,
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},
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{
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name: "syscall.EINVAL",
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input: syscall.EINVAL,
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expected: ErrnoInval,
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},
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{
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name: "syscall.EIO",
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input: syscall.EIO,
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expected: ErrnoIo,
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},
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{
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name: "syscall.EISDIR",
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input: syscall.EISDIR,
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expected: ErrnoIsdir,
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},
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{
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name: "syscall.ELOOP",
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input: syscall.ELOOP,
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expected: ErrnoLoop,
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},
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{
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name: "syscall.ENAMETOOLONG",
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input: syscall.ENAMETOOLONG,
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expected: ErrnoNametoolong,
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},
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{
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name: "syscall.ENOENT",
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input: syscall.ENOENT,
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expected: ErrnoNoent,
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},
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{
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name: "syscall.ENOSYS",
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input: syscall.ENOSYS,
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expected: ErrnoNosys,
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},
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{
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name: "syscall.ENOTDIR",
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input: syscall.ENOTDIR,
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expected: ErrnoNotdir,
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},
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{
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name: "syscall.ENOTEMPTY",
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input: syscall.ENOTEMPTY,
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expected: ErrnoNotempty,
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},
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{
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name: "syscall.ENOTSUP",
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input: syscall.ENOTSUP,
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expected: ErrnoNotsup,
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},
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{
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name: "syscall.EPERM",
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input: syscall.EPERM,
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expected: ErrnoPerm,
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},
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{
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name: "syscall.Errno unexpected == ErrnoIo",
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input: syscall.Errno(0xfe),
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expected: ErrnoIo,
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},
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{
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name: "PathError ErrInvalid",
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input: &os.PathError{Err: fs.ErrInvalid},
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expected: ErrnoInval,
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},
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{
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name: "PathError ErrPermission",
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input: &os.PathError{Err: fs.ErrPermission},
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expected: ErrnoPerm,
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},
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{
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name: "PathError ErrExist",
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input: &os.PathError{Err: fs.ErrExist},
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expected: ErrnoExist,
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},
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{
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name: "PathError ErrNotExist",
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input: &os.PathError{Err: fs.ErrNotExist},
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expected: ErrnoNoent,
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},
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{
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name: "PathError ErrClosed",
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input: &os.PathError{Err: fs.ErrClosed},
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expected: ErrnoBadf,
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},
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{
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name: "PathError unknown == ErrnoIo",
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input: &os.PathError{Err: errors.New("ice cream")},
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expected: ErrnoIo,
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},
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{
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name: "unknown == ErrnoIo",
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input: errors.New("ice cream"),
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expected: ErrnoIo,
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},
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{
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name: "very wrapped unknown == ErrnoIo",
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input: fmt.Errorf("%w", fmt.Errorf("%w", fmt.Errorf("%w", errors.New("ice cream")))),
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expected: ErrnoIo,
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},
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}
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for _, tt := range tests {
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tc := tt
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t.Run(tc.name, func(t *testing.T) {
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errno := ToErrno(tc.input)
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require.Equal(t, tc.expected, errno)
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})
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}
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}
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