DockerCLI/compose/convert/volume_test.go

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package convert
import (
"testing"
composetypes "github.com/aanand/compose-file/types"
"github.com/docker/docker/api/types/mount"
"github.com/docker/docker/pkg/testutil/assert"
)
func TestIsReadOnly(t *testing.T) {
assert.Equal(t, isReadOnly([]string{"foo", "bar", "ro"}), true)
assert.Equal(t, isReadOnly([]string{"ro"}), true)
assert.Equal(t, isReadOnly([]string{}), false)
assert.Equal(t, isReadOnly([]string{"foo", "rw"}), false)
assert.Equal(t, isReadOnly([]string{"foo"}), false)
}
func TestIsNoCopy(t *testing.T) {
assert.Equal(t, isNoCopy([]string{"foo", "bar", "nocopy"}), true)
assert.Equal(t, isNoCopy([]string{"nocopy"}), true)
assert.Equal(t, isNoCopy([]string{}), false)
assert.Equal(t, isNoCopy([]string{"foo", "rw"}), false)
}
func TestGetBindOptions(t *testing.T) {
opts := getBindOptions([]string{"slave"})
expected := mount.BindOptions{Propagation: mount.PropagationSlave}
assert.Equal(t, *opts, expected)
}
func TestGetBindOptionsNone(t *testing.T) {
opts := getBindOptions([]string{"ro"})
assert.Equal(t, opts, (*mount.BindOptions)(nil))
}
func TestConvertVolumeToMountAnonymousVolume(t *testing.T) {
stackVolumes := volumes{}
namespace := NewNamespace("foo")
expected := mount.Mount{
Type: mount.TypeVolume,
Target: "/foo/bar",
}
mount, err := convertVolumeToMount("/foo/bar", stackVolumes, namespace)
assert.NilError(t, err)
assert.DeepEqual(t, mount, expected)
}
func TestConvertVolumeToMountInvalidFormat(t *testing.T) {
namespace := NewNamespace("foo")
invalids := []string{"::", "::cc", ":bb:", "aa::", "aa::cc", "aa:bb:", " : : ", " : :cc", " :bb: ", "aa: : ", "aa: :cc", "aa:bb: "}
for _, vol := range invalids {
_, err := convertVolumeToMount(vol, volumes{}, namespace)
assert.Error(t, err, "invalid volume: "+vol)
}
}
func TestConvertVolumeToMountNamedVolume(t *testing.T) {
stackVolumes := volumes{
"normal": composetypes.VolumeConfig{
Driver: "glusterfs",
DriverOpts: map[string]string{
"opt": "value",
},
Labels: map[string]string{
"something": "labeled",
},
},
}
namespace := NewNamespace("foo")
expected := mount.Mount{
Type: mount.TypeVolume,
Source: "foo_normal",
Target: "/foo",
ReadOnly: true,
VolumeOptions: &mount.VolumeOptions{
Labels: map[string]string{
LabelNamespace: "foo",
"something": "labeled",
},
DriverConfig: &mount.Driver{
Name: "glusterfs",
Options: map[string]string{
"opt": "value",
},
},
},
}
mount, err := convertVolumeToMount("normal:/foo:ro", stackVolumes, namespace)
assert.NilError(t, err)
assert.DeepEqual(t, mount, expected)
}
func TestConvertVolumeToMountNamedVolumeExternal(t *testing.T) {
stackVolumes := volumes{
"outside": composetypes.VolumeConfig{
External: composetypes.External{
External: true,
Name: "special",
},
},
}
namespace := NewNamespace("foo")
expected := mount.Mount{
Type: mount.TypeVolume,
Source: "special",
Target: "/foo",
}
mount, err := convertVolumeToMount("outside:/foo", stackVolumes, namespace)
assert.NilError(t, err)
assert.DeepEqual(t, mount, expected)
}
func TestConvertVolumeToMountBind(t *testing.T) {
stackVolumes := volumes{}
namespace := NewNamespace("foo")
expected := mount.Mount{
Type: mount.TypeBind,
Source: "/bar",
Target: "/foo",
ReadOnly: true,
BindOptions: &mount.BindOptions{Propagation: mount.PropagationShared},
}
mount, err := convertVolumeToMount("/bar:/foo:ro,shared", stackVolumes, namespace)
assert.NilError(t, err)
assert.DeepEqual(t, mount, expected)
}
func TestConvertVolumeToMountVolumeDoesNotExist(t *testing.T) {
namespace := NewNamespace("foo")
_, err := convertVolumeToMount("unknown:/foo:ro", volumes{}, namespace)
assert.Error(t, err, "undefined volume: unknown")
}