moby/volume/mounts/lcow_parser_test.go
Paweł Gronowski 435ecfe6e0
test/volume: Replace Check with NilError where suitable
In these cases, continuing after a non nil error will result in a nil
dereference in panic.
Change the `assert.Check` to `assert.NilError` to avoid that.

Signed-off-by: Paweł Gronowski <pawel.gronowski@docker.com>
2023-08-10 11:18:56 +02:00

232 lines
7.6 KiB
Go

package mounts // import "github.com/docker/docker/volume/mounts"
import (
"strings"
"testing"
"github.com/docker/docker/api/types/mount"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestLCOWParseMountRaw(t *testing.T) {
valid := []string{
`/foo`,
`/foo/`,
`/foo bar`,
`c:\:/foo`,
`c:\windows\:/foo`,
`c:\windows:/s p a c e`,
`c:\windows:/s p a c e:RW`,
`c:\program files:/s p a c e i n h o s t d i r`,
`0123456789name:/foo`,
`MiXeDcAsEnAmE:/foo`,
`name:/foo`,
`name:/foo:rW`,
`name:/foo:RW`,
`name:/foo:RO`,
`c:/:/forward/slashes/are/good/too`,
`c:/:/including with/spaces:ro`,
`/Program Files (x86)`, // With capitals and brackets
}
invalid := map[string]string{
``: "invalid volume specification: ",
`.`: "invalid volume specification: ",
`c:`: "invalid volume specification: ",
`c:\`: "invalid volume specification: ",
`../`: "invalid volume specification: ",
`c:\:../`: "invalid volume specification: ",
`c:\:/foo:xyzzy`: "invalid volume specification: ",
`/`: "destination can't be '/'",
`/..`: "destination can't be '/'",
`c:\notexist:/foo`: `source path does not exist: c:\notexist`,
`c:\windows\system32\ntdll.dll:/foo`: `source path must be a directory`,
`name<:/foo`: `invalid volume specification`,
`name>:/foo`: `invalid volume specification`,
`name::/foo`: `invalid volume specification`,
`name":/foo`: `invalid volume specification`,
`name\:/foo`: `invalid volume specification`,
`name*:/foo`: `invalid volume specification`,
`name|:/foo`: `invalid volume specification`,
`name?:/foo`: `invalid volume specification`,
`name/:/foo`: `invalid volume specification`,
`/foo:rw`: `invalid volume specification`,
`/foo:ro`: `invalid volume specification`,
`con:/foo`: `cannot be a reserved word for Windows filenames`,
`PRN:/foo`: `cannot be a reserved word for Windows filenames`,
`aUx:/foo`: `cannot be a reserved word for Windows filenames`,
`nul:/foo`: `cannot be a reserved word for Windows filenames`,
`com1:/foo`: `cannot be a reserved word for Windows filenames`,
`com2:/foo`: `cannot be a reserved word for Windows filenames`,
`com3:/foo`: `cannot be a reserved word for Windows filenames`,
`com4:/foo`: `cannot be a reserved word for Windows filenames`,
`com5:/foo`: `cannot be a reserved word for Windows filenames`,
`com6:/foo`: `cannot be a reserved word for Windows filenames`,
`com7:/foo`: `cannot be a reserved word for Windows filenames`,
`com8:/foo`: `cannot be a reserved word for Windows filenames`,
`com9:/foo`: `cannot be a reserved word for Windows filenames`,
`lpt1:/foo`: `cannot be a reserved word for Windows filenames`,
`lpt2:/foo`: `cannot be a reserved word for Windows filenames`,
`lpt3:/foo`: `cannot be a reserved word for Windows filenames`,
`lpt4:/foo`: `cannot be a reserved word for Windows filenames`,
`lpt5:/foo`: `cannot be a reserved word for Windows filenames`,
`lpt6:/foo`: `cannot be a reserved word for Windows filenames`,
`lpt7:/foo`: `cannot be a reserved word for Windows filenames`,
`lpt8:/foo`: `cannot be a reserved word for Windows filenames`,
`lpt9:/foo`: `cannot be a reserved word for Windows filenames`,
`\\.\pipe\foo:/foo`: `Linux containers on Windows do not support named pipe mounts`,
}
parser := NewLCOWParser()
if p, ok := parser.(*lcowParser); ok {
p.fi = mockFiProvider{}
}
for _, path := range valid {
if _, err := parser.ParseMountRaw(path, "local"); err != nil {
t.Errorf("ParseMountRaw(`%q`) should succeed: error %q", path, err)
}
}
for path, expectedError := range invalid {
if mp, err := parser.ParseMountRaw(path, "local"); err == nil {
t.Errorf("ParseMountRaw(`%q`) should have failed validation. Err '%v' - MP: %v", path, err, mp)
} else {
if !strings.Contains(err.Error(), expectedError) {
t.Errorf("ParseMountRaw(`%q`) error should contain %q, got %v", path, expectedError, err.Error())
}
}
}
}
func TestLCOWParseMountRawSplit(t *testing.T) {
cases := []struct {
bind string
driver string
expType mount.Type
expDest string
expSource string
expName string
expDriver string
expRW bool
fail bool
}{
{
bind: `c:\:/foo`,
driver: "local",
expType: mount.TypeBind,
expDest: `/foo`,
expSource: `c:\`,
expRW: true,
},
{
bind: `c:\:/foo:ro`,
driver: "local",
expType: mount.TypeBind,
expDest: `/foo`,
expSource: `c:\`,
},
{
bind: `c:\:/foo:rw`,
driver: "local",
expType: mount.TypeBind,
expDest: `/foo`,
expSource: `c:\`,
expRW: true,
},
{
bind: `c:\:/foo:foo`,
driver: "local",
expType: mount.TypeBind,
expDest: `/foo`,
expSource: `c:\`,
fail: true,
},
{
bind: `name:/foo:rw`,
driver: "local",
expType: mount.TypeVolume,
expDest: `/foo`,
expName: `name`,
expDriver: "local",
expRW: true,
},
{
bind: `name:/foo`,
driver: "local",
expType: mount.TypeVolume,
expDest: `/foo`,
expName: `name`,
expDriver: "local",
expRW: true,
},
{
bind: `name:/foo:ro`,
driver: "local",
expType: mount.TypeVolume,
expDest: `/foo`,
expName: `name`,
expDriver: "local",
},
{
bind: `name:/`,
expType: mount.TypeVolume,
expRW: true,
fail: true,
},
{
bind: `driver/name:/`,
expType: mount.TypeVolume,
expRW: true,
fail: true,
},
{
bind: `\\.\pipe\foo:\\.\pipe\bar`,
driver: "local",
expType: mount.TypeNamedPipe,
expDest: `\\.\pipe\bar`,
expSource: `\\.\pipe\foo`,
expRW: true,
fail: true,
},
{
bind: `\\.\pipe\foo:/data`,
driver: "local",
expType: mount.TypeNamedPipe,
expRW: true,
fail: true,
},
{
bind: `c:\foo\bar:\\.\pipe\foo`,
driver: "local",
expType: mount.TypeNamedPipe,
expRW: true,
fail: true,
},
}
parser := NewLCOWParser()
if p, ok := parser.(*lcowParser); ok {
p.fi = mockFiProvider{}
}
for _, tc := range cases {
tc := tc
t.Run(tc.bind, func(t *testing.T) {
m, err := parser.ParseMountRaw(tc.bind, tc.driver)
if tc.fail {
assert.Check(t, is.ErrorContains(err, ""), "expected an error")
return
}
assert.NilError(t, err)
assert.Check(t, is.Equal(m.Destination, tc.expDest))
assert.Check(t, is.Equal(m.Source, tc.expSource))
assert.Check(t, is.Equal(m.Name, tc.expName))
assert.Check(t, is.Equal(m.Driver, tc.expDriver))
assert.Check(t, is.Equal(m.RW, tc.expRW))
assert.Check(t, is.Equal(m.Type, tc.expType))
})
}
}