mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
262 lines
11 KiB
Go
262 lines
11 KiB
Go
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package volume
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import (
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"runtime"
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"strings"
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"testing"
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)
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func TestParseMountSpec(t *testing.T) {
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var (
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valid []string
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invalid map[string]string
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)
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if runtime.GOOS == "windows" {
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valid = []string{
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`d:\`,
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`d:`,
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`d:\path`,
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`d:\path with space`,
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// TODO Windows post TP4 - readonly support `d:\pathandmode:ro`,
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`c:\:d:\`,
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`c:\windows\:d:`,
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`c:\windows:d:\s p a c e`,
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`c:\windows:d:\s p a c e:RW`,
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`c:\program files:d:\s p a c e i n h o s t d i r`,
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`0123456789name:d:`,
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`MiXeDcAsEnAmE:d:`,
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`name:D:`,
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`name:D::rW`,
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`name:D::RW`,
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// TODO Windows post TP4 - readonly support `name:D::RO`,
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`c:/:d:/forward/slashes/are/good/too`,
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// TODO Windows post TP4 - readonly support `c:/:d:/including with/spaces:ro`,
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`c:\Windows`, // With capital
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`c:\Program Files (x86)`, // With capitals and brackets
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}
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invalid = map[string]string{
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``: "Invalid volume specification: ",
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`.`: "Invalid volume specification: ",
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`..\`: "Invalid volume specification: ",
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`c:\:..\`: "Invalid volume specification: ",
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`c:\:d:\:xyzzy`: "Invalid volume specification: ",
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`c:`: "cannot be c:",
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`c:\`: `cannot be c:\`,
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`c:\notexist:d:`: `The system cannot find the file specified`,
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`c:\windows\system32\ntdll.dll:d:`: `Source 'c:\windows\system32\ntdll.dll' is not a directory`,
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`name<:d:`: `Invalid volume specification`,
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`name>:d:`: `Invalid volume specification`,
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`name::d:`: `Invalid volume specification`,
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`name":d:`: `Invalid volume specification`,
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`name\:d:`: `Invalid volume specification`,
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`name*:d:`: `Invalid volume specification`,
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`name|:d:`: `Invalid volume specification`,
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`name?:d:`: `Invalid volume specification`,
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`name/:d:`: `Invalid volume specification`,
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`d:\pathandmode:rw`: `Invalid volume specification`,
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`con:d:`: `cannot be a reserved word for Windows filenames`,
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`PRN:d:`: `cannot be a reserved word for Windows filenames`,
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`aUx:d:`: `cannot be a reserved word for Windows filenames`,
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`nul:d:`: `cannot be a reserved word for Windows filenames`,
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`com1:d:`: `cannot be a reserved word for Windows filenames`,
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`com2:d:`: `cannot be a reserved word for Windows filenames`,
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`com3:d:`: `cannot be a reserved word for Windows filenames`,
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`com4:d:`: `cannot be a reserved word for Windows filenames`,
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`com5:d:`: `cannot be a reserved word for Windows filenames`,
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`com6:d:`: `cannot be a reserved word for Windows filenames`,
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`com7:d:`: `cannot be a reserved word for Windows filenames`,
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`com8:d:`: `cannot be a reserved word for Windows filenames`,
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`com9:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt1:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt2:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt3:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt4:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt5:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt6:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt7:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt8:d:`: `cannot be a reserved word for Windows filenames`,
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`lpt9:d:`: `cannot be a reserved word for Windows filenames`,
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}
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} else {
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valid = []string{
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"/home",
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"/home:/home",
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"/home:/something/else",
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"/with space",
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"/home:/with space",
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"relative:/absolute-path",
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"hostPath:/containerPath:ro",
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"/hostPath:/containerPath:rw",
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"/rw:/ro",
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}
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invalid = map[string]string{
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"": "Invalid volume specification",
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"./": "Invalid volume destination",
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"../": "Invalid volume destination",
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"/:../": "Invalid volume destination",
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"/:path": "Invalid volume destination",
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":": "Invalid volume specification",
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"/tmp:": "Invalid volume destination",
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":test": "Invalid volume specification",
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":/test": "Invalid volume specification",
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"tmp:": "Invalid volume destination",
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":test:": "Invalid volume specification",
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"::": "Invalid volume specification",
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":::": "Invalid volume specification",
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"/tmp:::": "Invalid volume specification",
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":/tmp::": "Invalid volume specification",
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"/path:rw": "Invalid volume specification",
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"/path:ro": "Invalid volume specification",
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"/rw:rw": "Invalid volume specification",
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"path:ro": "Invalid volume specification",
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"/path:/path:sw": "invalid mode: sw",
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"/path:/path:rwz": "invalid mode: rwz",
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}
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}
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for _, path := range valid {
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if _, err := ParseMountSpec(path, "local"); err != nil {
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t.Fatalf("ParseMountSpec(`%q`) should succeed: error %q", path, err)
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}
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}
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for path, expectedError := range invalid {
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if _, err := ParseMountSpec(path, "local"); err == nil {
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t.Fatalf("ParseMountSpec(`%q`) should have failed validation. Err %v", path, err)
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} else {
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if !strings.Contains(err.Error(), expectedError) {
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t.Fatalf("ParseMountSpec(`%q`) error should contain %q, got %v", path, expectedError, err.Error())
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}
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}
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}
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}
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func TestSplitN(t *testing.T) {
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for _, x := range []struct {
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input string
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n int
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expected []string
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}{
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{`C:\foo:d:`, -1, []string{`C:\foo`, `d:`}},
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{`:C:\foo:d:`, -1, nil},
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{`/foo:/bar:ro`, 3, []string{`/foo`, `/bar`, `ro`}},
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{`/foo:/bar:ro`, 2, []string{`/foo`, `/bar:ro`}},
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{`C:\foo\:/foo`, -1, []string{`C:\foo\`, `/foo`}},
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{`d:\`, -1, []string{`d:\`}},
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{`d:`, -1, []string{`d:`}},
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{`d:\path`, -1, []string{`d:\path`}},
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{`d:\path with space`, -1, []string{`d:\path with space`}},
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{`d:\pathandmode:rw`, -1, []string{`d:\pathandmode`, `rw`}},
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{`c:\:d:\`, -1, []string{`c:\`, `d:\`}},
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{`c:\windows\:d:`, -1, []string{`c:\windows\`, `d:`}},
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{`c:\windows:d:\s p a c e`, -1, []string{`c:\windows`, `d:\s p a c e`}},
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{`c:\windows:d:\s p a c e:RW`, -1, []string{`c:\windows`, `d:\s p a c e`, `RW`}},
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{`c:\program files:d:\s p a c e i n h o s t d i r`, -1, []string{`c:\program files`, `d:\s p a c e i n h o s t d i r`}},
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{`0123456789name:d:`, -1, []string{`0123456789name`, `d:`}},
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{`MiXeDcAsEnAmE:d:`, -1, []string{`MiXeDcAsEnAmE`, `d:`}},
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{`name:D:`, -1, []string{`name`, `D:`}},
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{`name:D::rW`, -1, []string{`name`, `D:`, `rW`}},
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{`name:D::RW`, -1, []string{`name`, `D:`, `RW`}},
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{`c:/:d:/forward/slashes/are/good/too`, -1, []string{`c:/`, `d:/forward/slashes/are/good/too`}},
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{`c:\Windows`, -1, []string{`c:\Windows`}},
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{`c:\Program Files (x86)`, -1, []string{`c:\Program Files (x86)`}},
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{``, -1, nil},
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{`.`, -1, []string{`.`}},
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{`..\`, -1, []string{`..\`}},
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{`c:\:..\`, -1, []string{`c:\`, `..\`}},
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{`c:\:d:\:xyzzy`, -1, []string{`c:\`, `d:\`, `xyzzy`}},
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} {
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res := SplitN(x.input, x.n)
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if len(res) < len(x.expected) {
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t.Fatalf("input: %v, expected: %v, got: %v", x.input, x.expected, res)
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}
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for i, e := range res {
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if e != x.expected[i] {
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t.Fatalf("input: %v, expected: %v, got: %v", x.input, x.expected, res)
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}
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}
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}
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}
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// testParseMountSpec is a structure used by TestParseMountSpecSplit for
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// specifying test cases for the ParseMountSpec() function.
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type testParseMountSpec struct {
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bind string
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driver string
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expDest string
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expSource string
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expName string
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expDriver string
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expRW bool
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fail bool
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}
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func TestParseMountSpecSplit(t *testing.T) {
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var cases []testParseMountSpec
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if runtime.GOOS == "windows" {
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cases = []testParseMountSpec{
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{`c:\:d:`, "local", `d:`, `c:\`, ``, "", true, false},
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{`c:\:d:\`, "local", `d:\`, `c:\`, ``, "", true, false},
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// TODO Windows post TP4 - Add readonly support {`c:\:d:\:ro`, "local", `d:\`, `c:\`, ``, "", false, false},
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{`c:\:d:\:rw`, "local", `d:\`, `c:\`, ``, "", true, false},
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{`c:\:d:\:foo`, "local", `d:\`, `c:\`, ``, "", false, true},
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{`name:d::rw`, "local", `d:`, ``, `name`, "local", true, false},
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{`name:d:`, "local", `d:`, ``, `name`, "local", true, false},
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// TODO Windows post TP4 - Add readonly support {`name:d::ro`, "local", `d:`, ``, `name`, "local", false, false},
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{`name:c:`, "", ``, ``, ``, "", true, true},
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{`driver/name:c:`, "", ``, ``, ``, "", true, true},
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}
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} else {
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cases = []testParseMountSpec{
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{"/tmp:/tmp1", "", "/tmp1", "/tmp", "", "", true, false},
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{"/tmp:/tmp2:ro", "", "/tmp2", "/tmp", "", "", false, false},
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{"/tmp:/tmp3:rw", "", "/tmp3", "/tmp", "", "", true, false},
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{"/tmp:/tmp4:foo", "", "", "", "", "", false, true},
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{"name:/named1", "", "/named1", "", "name", "local", true, false},
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{"name:/named2", "external", "/named2", "", "name", "external", true, false},
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{"name:/named3:ro", "local", "/named3", "", "name", "local", false, false},
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{"local/name:/tmp:rw", "", "/tmp", "", "local/name", "local", true, false},
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{"/tmp:tmp", "", "", "", "", "", true, true},
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}
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}
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for _, c := range cases {
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m, err := ParseMountSpec(c.bind, c.driver)
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if c.fail {
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if err == nil {
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t.Fatalf("Expected error, was nil, for spec %s\n", c.bind)
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}
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continue
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}
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if m == nil || err != nil {
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t.Fatalf("ParseMountSpec failed for spec %s driver %s error %v\n", c.bind, c.driver, err.Error())
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continue
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}
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if m.Destination != c.expDest {
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t.Fatalf("Expected destination %s, was %s, for spec %s\n", c.expDest, m.Destination, c.bind)
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}
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if m.Source != c.expSource {
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t.Fatalf("Expected source %s, was %s, for spec %s\n", c.expSource, m.Source, c.bind)
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}
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if m.Name != c.expName {
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t.Fatalf("Expected name %s, was %s for spec %s\n", c.expName, m.Name, c.bind)
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}
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if m.Driver != c.expDriver {
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t.Fatalf("Expected driver %s, was %s, for spec %s\n", c.expDriver, m.Driver, c.bind)
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}
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if m.RW != c.expRW {
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t.Fatalf("Expected RW %v, was %v for spec %s\n", c.expRW, m.RW, c.bind)
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}
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}
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}
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