package volume
import (
"runtime"
"strings"
"testing"
)
func TestParseMountSpec(t *testing.T) {
var (
valid []string
invalid map[string]string
)
if runtime.GOOS == "windows" {
valid = []string{
`d:\`,
`d:`,
`d:\path`,
`d:\path with space`,
// TODO Windows post TP5 - readonly support `d:\pathandmode:ro`,
`c:\:d:\`,
`c:\windows\:d:`,
`c:\windows:d:\s p a c e`,
`c:\windows:d:\s p a c e:RW`,
`c:\program files:d:\s p a c e i n h o s t d i r`,
`0123456789name:d:`,
`MiXeDcAsEnAmE:d:`,
`name:D:`,
`name:D::rW`,
`name:D::RW`,
// TODO Windows post TP5 - readonly support `name:D::RO`,
`c:/:d:/forward/slashes/are/good/too`,
// TODO Windows post TP5 - readonly support `c:/:d:/including with/spaces:ro`,
`c:\Windows`, // With capital
`c:\Program Files (x86)`, // With capitals and brackets
}
invalid = map[string]string{
``: "Invalid volume specification: ",
`.`: "Invalid volume specification: ",
`..\`: "Invalid volume specification: ",
`c:\:..\`: "Invalid volume specification: ",
`c:\:d:\:xyzzy`: "Invalid volume specification: ",
`c:`: "cannot be c:",
`c:\`: `cannot be c:\`,
`c:\notexist:d:`: `The system cannot find the file specified`,
`c:\windows\system32\ntdll.dll:d:`: `Source 'c:\windows\system32\ntdll.dll' is not a directory`,
`name<:d:`: `Invalid volume specification`,
`name>:d:`: `Invalid volume specification`,
`name::d:`: `Invalid volume specification`,
`name":d:`: `Invalid volume specification`,
`name\:d:`: `Invalid volume specification`,
`name*:d:`: `Invalid volume specification`,
`name|:d:`: `Invalid volume specification`,
`name?:d:`: `Invalid volume specification`,
`name/:d:`: `Invalid volume specification`,
`d:\pathandmode:rw`: `Invalid volume specification`,
`con:d:`: `cannot be a reserved word for Windows filenames`,
`PRN:d:`: `cannot be a reserved word for Windows filenames`,
`aUx:d:`: `cannot be a reserved word for Windows filenames`,
`nul:d:`: `cannot be a reserved word for Windows filenames`,
`com1:d:`: `cannot be a reserved word for Windows filenames`,
`com2:d:`: `cannot be a reserved word for Windows filenames`,
`com3:d:`: `cannot be a reserved word for Windows filenames`,
`com4:d:`: `cannot be a reserved word for Windows filenames`,
`com5:d:`: `cannot be a reserved word for Windows filenames`,
`com6:d:`: `cannot be a reserved word for Windows filenames`,
`com7:d:`: `cannot be a reserved word for Windows filenames`,
`com8:d:`: `cannot be a reserved word for Windows filenames`,
`com9:d:`: `cannot be a reserved word for Windows filenames`,
`lpt1:d:`: `cannot be a reserved word for Windows filenames`,
`lpt2:d:`: `cannot be a reserved word for Windows filenames`,
`lpt3:d:`: `cannot be a reserved word for Windows filenames`,
`lpt4:d:`: `cannot be a reserved word for Windows filenames`,
`lpt5:d:`: `cannot be a reserved word for Windows filenames`,
`lpt6:d:`: `cannot be a reserved word for Windows filenames`,
`lpt7:d:`: `cannot be a reserved word for Windows filenames`,
`lpt8:d:`: `cannot be a reserved word for Windows filenames`,
`lpt9:d:`: `cannot be a reserved word for Windows filenames`,
}
} else {
valid = []string{
"/home",
"/home:/home",
"/home:/something/else",
"/with space",
"/home:/with space",
"relative:/absolute-path",
"hostPath:/containerPath:ro",
"/hostPath:/containerPath:rw",
"/rw:/ro",
}
invalid = map[string]string{
"": "Invalid volume specification",
"./": "Invalid volume destination",
"../": "Invalid volume destination",
"/:../": "Invalid volume destination",
"/:path": "Invalid volume destination",
":": "Invalid volume specification",
"/tmp:": "Invalid volume destination",
":test": "Invalid volume specification",
":/test": "Invalid volume specification",
"tmp:": "Invalid volume destination",
":test:": "Invalid volume specification",
"::": "Invalid volume specification",
":::": "Invalid volume specification",
"/tmp:::": "Invalid volume specification",
":/tmp::": "Invalid volume specification",
"/path:rw": "Invalid volume specification",
"/path:ro": "Invalid volume specification",
"/rw:rw": "Invalid volume specification",
"path:ro": "Invalid volume specification",
"/path:/path:sw": `invalid mode: sw`,
"/path:/path:rwz": `invalid mode: rwz`,
}
}
for _, path := range valid {
if _, err := ParseMountSpec(path, "local"); err != nil {
t.Fatalf("ParseMountSpec(`%q`) should succeed: error %q", path, err)
}
}
for path, expectedError := range invalid {
if _, err := ParseMountSpec(path, "local"); err == nil {
t.Fatalf("ParseMountSpec(`%q`) should have failed validation. Err %v", path, err)
} else {
if !strings.Contains(err.Error(), expectedError) {
t.Fatalf("ParseMountSpec(`%q`) error should contain %q, got %v", path, expectedError, err.Error())
}
}
}
}
// testParseMountSpec is a structure used by TestParseMountSpecSplit for
// specifying test cases for the ParseMountSpec() function.
type testParseMountSpec struct {
bind string
driver string
expDest string
expSource string
expName string
expDriver string
expRW bool
fail bool
}
func TestParseMountSpecSplit(t *testing.T) {
var cases []testParseMountSpec
if runtime.GOOS == "windows" {
cases = []testParseMountSpec{
{`c:\:d:`, "local", `d:`, `c:\`, ``, "", true, false},
{`c:\:d:\`, "local", `d:\`, `c:\`, ``, "", true, false},
// TODO Windows post TP5 - Add readonly support {`c:\:d:\:ro`, "local", `d:\`, `c:\`, ``, "", false, false},
{`c:\:d:\:rw`, "local", `d:\`, `c:\`, ``, "", true, false},
{`c:\:d:\:foo`, "local", `d:\`, `c:\`, ``, "", false, true},
{`name:d::rw`, "local", `d:`, ``, `name`, "local", true, false},
{`name:d:`, "local", `d:`, ``, `name`, "local", true, false},
// TODO Windows post TP5 - Add readonly support {`name:d::ro`, "local", `d:`, ``, `name`, "local", false, false},
{`name:c:`, "", ``, ``, ``, "", true, true},
{`driver/name:c:`, "", ``, ``, ``, "", true, true},
}
} else {
cases = []testParseMountSpec{
{"/tmp:/tmp1", "", "/tmp1", "/tmp", "", "", true, false},
{"/tmp:/tmp2:ro", "", "/tmp2", "/tmp", "", "", false, false},
{"/tmp:/tmp3:rw", "", "/tmp3", "/tmp", "", "", true, false},
{"/tmp:/tmp4:foo", "", "", "", "", "", false, true},
{"name:/named1", "", "/named1", "", "name", "", true, false},
{"name:/named2", "external", "/named2", "", "name", "external", true, false},
{"name:/named3:ro", "local", "/named3", "", "name", "local", false, false},
{"local/name:/tmp:rw", "", "/tmp", "", "local/name", "", true, false},
{"/tmp:tmp", "", "", "", "", "", true, true},
}
}
for _, c := range cases {
m, err := ParseMountSpec(c.bind, c.driver)
if c.fail {
if err == nil {
t.Fatalf("Expected error, was nil, for spec %s\n", c.bind)
}
continue
}
if m == nil || err != nil {
t.Fatalf("ParseMountSpec failed for spec %s driver %s error %v\n", c.bind, c.driver, err.Error())
continue
}
if m.Destination != c.expDest {
t.Fatalf("Expected destination %s, was %s, for spec %s\n", c.expDest, m.Destination, c.bind)
}
if m.Source != c.expSource {
t.Fatalf("Expected source %s, was %s, for spec %s\n", c.expSource, m.Source, c.bind)
}
if m.Name != c.expName {
t.Fatalf("Expected name %s, was %s for spec %s\n", c.expName, m.Name, c.bind)
}
if m.Driver != c.expDriver {
t.Fatalf("Expected driver %s, was %s, for spec %s\n", c.expDriver, m.Driver, c.bind)
}
if m.RW != c.expRW {
t.Fatalf("Expected RW %v, was %v for spec %s\n", c.expRW, m.RW, c.bind)
}
}
}