DockerCLI/cli/compose/loader/volume_test.go

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package loader
import (
"fmt"
"testing"
"github.com/docker/cli/cli/compose/types"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestParseVolumeAnonymousVolume(t *testing.T) {
for _, path := range []string{"/path", "/path/foo"} {
volume, err := ParseVolume(path)
expected := types.ServiceVolumeConfig{Type: "volume", Target: path}
assert.NilError(t, err)
assert.Check(t, is.DeepEqual(expected, volume))
}
}
func TestParseVolumeAnonymousVolumeWindows(t *testing.T) {
for _, path := range []string{"C:\\path", "Z:\\path\\foo"} {
volume, err := ParseVolume(path)
expected := types.ServiceVolumeConfig{Type: "volume", Target: path}
assert.NilError(t, err)
assert.Check(t, is.DeepEqual(expected, volume))
}
}
func TestParseVolumeTooManyColons(t *testing.T) {
_, err := ParseVolume("/foo:/foo:ro:foo")
assert.Error(t, err, "invalid spec: /foo:/foo:ro:foo: too many colons")
}
func TestParseVolumeShortVolumes(t *testing.T) {
for _, path := range []string{".", "/a"} {
volume, err := ParseVolume(path)
expected := types.ServiceVolumeConfig{Type: "volume", Target: path}
assert.NilError(t, err)
assert.Check(t, is.DeepEqual(expected, volume))
}
}
func TestParseVolumeMissingSource(t *testing.T) {
for _, spec := range []string{":foo", "/foo::ro"} {
_, err := ParseVolume(spec)
assert.ErrorContains(t, err, "empty section between colons")
}
}
func TestParseVolumeBindMount(t *testing.T) {
for _, path := range []string{"./foo", "~/thing", "../other", "/foo", "/home/user"} {
volume, err := ParseVolume(path + ":/target")
expected := types.ServiceVolumeConfig{
Type: "bind",
Source: path,
Target: "/target",
}
assert.NilError(t, err)
assert.Check(t, is.DeepEqual(expected, volume))
}
}
func TestParseVolumeRelativeBindMountWindows(t *testing.T) {
for _, path := range []string{
"./foo",
"~/thing",
"../other",
"D:\\path", "/home/user",
} {
volume, err := ParseVolume(path + ":d:\\target")
expected := types.ServiceVolumeConfig{
Type: "bind",
Source: path,
Target: "d:\\target",
}
assert.NilError(t, err)
assert.Check(t, is.DeepEqual(expected, volume))
}
}
func TestParseVolumeWithBindOptions(t *testing.T) {
volume, err := ParseVolume("/source:/target:slave")
expected := types.ServiceVolumeConfig{
Type: "bind",
Source: "/source",
Target: "/target",
Bind: &types.ServiceVolumeBind{Propagation: "slave"},
}
assert.NilError(t, err)
assert.Check(t, is.DeepEqual(expected, volume))
}
func TestParseVolumeWithBindOptionsWindows(t *testing.T) {
volume, err := ParseVolume("C:\\source\\foo:D:\\target:ro,rprivate")
expected := types.ServiceVolumeConfig{
Type: "bind",
Source: "C:\\source\\foo",
Target: "D:\\target",
ReadOnly: true,
Bind: &types.ServiceVolumeBind{Propagation: "rprivate"},
}
assert.NilError(t, err)
assert.Check(t, is.DeepEqual(expected, volume))
}
func TestParseVolumeWithInvalidVolumeOptions(t *testing.T) {
_, err := ParseVolume("name:/target:bogus")
assert.NilError(t, err)
}
func TestParseVolumeWithVolumeOptions(t *testing.T) {
volume, err := ParseVolume("name:/target:nocopy")
expected := types.ServiceVolumeConfig{
Type: "volume",
Source: "name",
Target: "/target",
Volume: &types.ServiceVolumeVolume{NoCopy: true},
}
assert.NilError(t, err)
assert.Check(t, is.DeepEqual(expected, volume))
}
func TestParseVolumeWithReadOnly(t *testing.T) {
for _, path := range []string{"./foo", "/home/user"} {
volume, err := ParseVolume(path + ":/target:ro")
expected := types.ServiceVolumeConfig{
Type: "bind",
Source: path,
Target: "/target",
ReadOnly: true,
}
assert.NilError(t, err)
assert.Check(t, is.DeepEqual(expected, volume))
}
}
func TestParseVolumeWithRW(t *testing.T) {
for _, path := range []string{"./foo", "/home/user"} {
volume, err := ParseVolume(path + ":/target:rw")
expected := types.ServiceVolumeConfig{
Type: "bind",
Source: path,
Target: "/target",
ReadOnly: false,
}
assert.NilError(t, err)
assert.Check(t, is.DeepEqual(expected, volume))
}
}
func TestParseVolumeWindowsNamedPipe(t *testing.T) {
volume, err := ParseVolume(`\\.\pipe\docker_engine:\\.\pipe\inside`)
assert.NilError(t, err)
expected := types.ServiceVolumeConfig{
Type: "bind",
Source: `\\.\pipe\docker_engine`,
Target: `\\.\pipe\inside`,
}
assert.Check(t, is.DeepEqual(expected, volume))
}
func TestIsFilePath(t *testing.T) {
assert.Check(t, !isFilePath("a界"))
assert.Check(t, !isFilePath("1"))
assert.Check(t, !isFilePath("c"))
}
// Preserve the test cases for VolumeSplitN
func TestParseVolumeSplitCases(t *testing.T) {
for casenumber, x := range []struct {
input string
n int
expected []string
}{
{`C:\foo:d:`, -1, []string{`C:\foo`, `d:`}},
{`:C:\foo:d:`, -1, nil},
{`/foo:/bar:ro`, 3, []string{`/foo`, `/bar`, `ro`}},
{`/foo:/bar:ro`, 2, []string{`/foo`, `/bar:ro`}},
{`C:\foo\:/foo`, -1, []string{`C:\foo\`, `/foo`}},
{`d:\`, -1, []string{`d:\`}},
{`d:`, -1, []string{`d:`}},
{`d:\path`, -1, []string{`d:\path`}},
{`d:\path with space`, -1, []string{`d:\path with space`}},
{`d:\pathandmode:rw`, -1, []string{`d:\pathandmode`, `rw`}},
{`c:\:d:\`, -1, []string{`c:\`, `d:\`}},
{`c:\windows\:d:`, -1, []string{`c:\windows\`, `d:`}},
{`c:\windows:d:\s p a c e`, -1, []string{`c:\windows`, `d:\s p a c e`}},
{`c:\windows:d:\s p a c e:RW`, -1, []string{`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`, -1, []string{`c:\program files`, `d:\s p a c e i n h o s t d i r`}},
{`0123456789name:d:`, -1, []string{`0123456789name`, `d:`}},
{`MiXeDcAsEnAmE:d:`, -1, []string{`MiXeDcAsEnAmE`, `d:`}},
{`name:D:`, -1, []string{`name`, `D:`}},
{`name:D::rW`, -1, []string{`name`, `D:`, `rW`}},
{`name:D::RW`, -1, []string{`name`, `D:`, `RW`}},
{`c:/:d:/forward/slashes/are/good/too`, -1, []string{`c:/`, `d:/forward/slashes/are/good/too`}},
{`c:\Windows`, -1, []string{`c:\Windows`}},
{`c:\Program Files (x86)`, -1, []string{`c:\Program Files (x86)`}},
{``, -1, nil},
{`.`, -1, []string{`.`}},
{`..\`, -1, []string{`..\`}},
{`c:\:..\`, -1, []string{`c:\`, `..\`}},
{`c:\:d:\:xyzzy`, -1, []string{`c:\`, `d:\`, `xyzzy`}},
// Cover directories with one-character name
{`/tmp/x/y:/foo/x/y`, -1, []string{`/tmp/x/y`, `/foo/x/y`}},
} {
parsed, _ := ParseVolume(x.input)
expected := len(x.expected) > 1
msg := fmt.Sprintf("Case %d: %s", casenumber, x.input)
assert.Check(t, is.Equal(expected, parsed.Source != ""), msg)
}
}
func TestParseVolumeInvalidEmptySpec(t *testing.T) {
_, err := ParseVolume("")
assert.ErrorContains(t, err, "invalid empty volume spec")
}
func TestParseVolumeInvalidSections(t *testing.T) {
_, err := ParseVolume("/foo::rw")
assert.ErrorContains(t, err, "invalid spec")
}