package volume import ( "bytes" "fmt" "io/ioutil" "runtime" "strings" "testing" "github.com/docker/cli/cli/command" "github.com/docker/cli/cli/internal/test" "github.com/docker/docker/api/types" "github.com/docker/docker/api/types/filters" "github.com/docker/docker/pkg/testutil" "github.com/docker/docker/pkg/testutil/golden" "github.com/pkg/errors" "github.com/stretchr/testify/assert" ) func TestVolumePruneErrors(t *testing.T) { testCases := []struct { args []string flags map[string]string volumePruneFunc func(args filters.Args) (types.VolumesPruneReport, error) expectedError string }{ { args: []string{"foo"}, expectedError: "accepts no argument", }, { flags: map[string]string{ "force": "true", }, volumePruneFunc: func(args filters.Args) (types.VolumesPruneReport, error) { return types.VolumesPruneReport{}, errors.Errorf("error pruning volumes") }, expectedError: "error pruning volumes", }, } for _, tc := range testCases { cmd := NewPruneCommand( test.NewFakeCliWithOutput(&fakeClient{ volumePruneFunc: tc.volumePruneFunc, }, ioutil.Discard), ) cmd.SetArgs(tc.args) for key, value := range tc.flags { cmd.Flags().Set(key, value) } cmd.SetOutput(ioutil.Discard) testutil.ErrorContains(t, cmd.Execute(), tc.expectedError) } } func TestVolumePruneForce(t *testing.T) { testCases := []struct { name string volumePruneFunc func(args filters.Args) (types.VolumesPruneReport, error) }{ { name: "empty", }, { name: "deletedVolumes", volumePruneFunc: simplePruneFunc, }, } for _, tc := range testCases { buf := new(bytes.Buffer) cmd := NewPruneCommand( test.NewFakeCliWithOutput(&fakeClient{ volumePruneFunc: tc.volumePruneFunc, }, buf), ) cmd.Flags().Set("force", "true") assert.NoError(t, cmd.Execute()) actual := buf.String() expected := golden.Get(t, []byte(actual), fmt.Sprintf("volume-prune.%s.golden", tc.name)) testutil.EqualNormalizedString(t, testutil.RemoveSpace, actual, string(expected)) } } func TestVolumePrunePromptYes(t *testing.T) { if runtime.GOOS == "windows" { // FIXME(vdemeester) make it work.. t.Skip("skipping this test on Windows") } for _, input := range []string{"y", "Y"} { buf := new(bytes.Buffer) cli := test.NewFakeCliWithOutput(&fakeClient{ volumePruneFunc: simplePruneFunc, }, buf) cli.SetIn(command.NewInStream(ioutil.NopCloser(strings.NewReader(input)))) cmd := NewPruneCommand( cli, ) assert.NoError(t, cmd.Execute()) actual := buf.String() expected := golden.Get(t, []byte(actual), "volume-prune-yes.golden") testutil.EqualNormalizedString(t, testutil.RemoveSpace, actual, string(expected)) } } func TestVolumePrunePromptNo(t *testing.T) { if runtime.GOOS == "windows" { // FIXME(vdemeester) make it work.. t.Skip("skipping this test on Windows") } for _, input := range []string{"n", "N", "no", "anything", "really"} { buf := new(bytes.Buffer) cli := test.NewFakeCliWithOutput(&fakeClient{ volumePruneFunc: simplePruneFunc, }, buf) cli.SetIn(command.NewInStream(ioutil.NopCloser(strings.NewReader(input)))) cmd := NewPruneCommand( cli, ) assert.NoError(t, cmd.Execute()) actual := buf.String() expected := golden.Get(t, []byte(actual), "volume-prune-no.golden") testutil.EqualNormalizedString(t, testutil.RemoveSpace, actual, string(expected)) } } func simplePruneFunc(args filters.Args) (types.VolumesPruneReport, error) { return types.VolumesPruneReport{ VolumesDeleted: []string{ "foo", "bar", "baz", }, SpaceReclaimed: 2000, }, nil }