// ParseFilesystemAttachmentId parses a string as a filesystem attachment ID,
// returning the machine and filesystem components.
func ParseFilesystemAttachmentId(id string) (names.MachineTag, names.FilesystemTag, error) {
fields := strings.SplitN(id, ":", 2)
if len(fields) != 2 || !names.IsValidMachine(fields[0]) || !names.IsValidFilesystem(fields[1]) {
return names.MachineTag{}, names.FilesystemTag{}, errors.Errorf("invalid filesystem attachment ID %q", id)
}
machineTag := names.NewMachineTag(fields[0])
filesystemTag := names.NewFilesystemTag(fields[1])
return machineTag, filesystemTag, nil
}
func assertFilesystemIdInvalid(c *gc.C, name string) {
c.Assert(names.IsValidFilesystem(name), gc.Equals, false)
testFilesystemTag := func() { names.NewFilesystemTag(name) }
expect := fmt.Sprintf("%q is not a valid filesystem id", name)
c.Assert(testFilesystemTag, gc.PanicMatches, expect)
}
func assertFilesystemIdValid(c *gc.C, name string) {
c.Assert(names.IsValidFilesystem(name), gc.Equals, true)
names.NewFilesystemTag(name)
}