package volume import ( "io/ioutil" "reflect" "strings" "testing" "github.com/docker/cli/internal/test" "github.com/docker/docker/api/types" volumetypes "github.com/docker/docker/api/types/volume" "github.com/gotestyourself/gotestyourself/assert" is "github.com/gotestyourself/gotestyourself/assert/cmp" "github.com/pkg/errors" ) func TestVolumeCreateErrors(t *testing.T) { testCases := []struct { args []string flags map[string]string volumeCreateFunc func(volumetypes.VolumeCreateBody) (types.Volume, error) expectedError string }{ { args: []string{"volumeName"}, flags: map[string]string{ "name": "volumeName", }, expectedError: "Conflicting options: either specify --name or provide positional arg, not both", }, { args: []string{"too", "many"}, expectedError: "requires at most 1 argument", }, { volumeCreateFunc: func(createBody volumetypes.VolumeCreateBody) (types.Volume, error) { return types.Volume{}, errors.Errorf("error creating volume") }, expectedError: "error creating volume", }, } for _, tc := range testCases { cmd := newCreateCommand( test.NewFakeCli(&fakeClient{ volumeCreateFunc: tc.volumeCreateFunc, }), ) cmd.SetArgs(tc.args) for key, value := range tc.flags { cmd.Flags().Set(key, value) } cmd.SetOutput(ioutil.Discard) assert.ErrorContains(t, cmd.Execute(), tc.expectedError) } } func TestVolumeCreateWithName(t *testing.T) { name := "foo" cli := test.NewFakeCli(&fakeClient{ volumeCreateFunc: func(body volumetypes.VolumeCreateBody) (types.Volume, error) { if body.Name != name { return types.Volume{}, errors.Errorf("expected name %q, got %q", name, body.Name) } return types.Volume{ Name: body.Name, }, nil }, }) buf := cli.OutBuffer() // Test by flags cmd := newCreateCommand(cli) cmd.Flags().Set("name", name) assert.NilError(t, cmd.Execute()) assert.Check(t, is.Equal(name, strings.TrimSpace(buf.String()))) // Then by args buf.Reset() cmd = newCreateCommand(cli) cmd.SetArgs([]string{name}) assert.NilError(t, cmd.Execute()) assert.Check(t, is.Equal(name, strings.TrimSpace(buf.String()))) } func TestVolumeCreateWithFlags(t *testing.T) { expectedDriver := "foo" expectedOpts := map[string]string{ "bar": "1", "baz": "baz", } expectedLabels := map[string]string{ "lbl1": "v1", "lbl2": "v2", } name := "banana" cli := test.NewFakeCli(&fakeClient{ volumeCreateFunc: func(body volumetypes.VolumeCreateBody) (types.Volume, error) { if body.Name != "" { return types.Volume{}, errors.Errorf("expected empty name, got %q", body.Name) } if body.Driver != expectedDriver { return types.Volume{}, errors.Errorf("expected driver %q, got %q", expectedDriver, body.Driver) } if !reflect.DeepEqual(body.DriverOpts, expectedOpts) { return types.Volume{}, errors.Errorf("expected drivers opts %v, got %v", expectedOpts, body.DriverOpts) } if !reflect.DeepEqual(body.Labels, expectedLabels) { return types.Volume{}, errors.Errorf("expected labels %v, got %v", expectedLabels, body.Labels) } return types.Volume{ Name: name, }, nil }, }) cmd := newCreateCommand(cli) cmd.Flags().Set("driver", "foo") cmd.Flags().Set("opt", "bar=1") cmd.Flags().Set("opt", "baz=baz") cmd.Flags().Set("label", "lbl1=v1") cmd.Flags().Set("label", "lbl2=v2") assert.NilError(t, cmd.Execute()) assert.Check(t, is.Equal(name, strings.TrimSpace(cli.OutBuffer().String()))) }