133 lines
3.7 KiB
Go
133 lines
3.7 KiB
Go
package image
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import (
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"context"
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"errors"
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"fmt"
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"io"
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"strings"
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"testing"
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"github.com/docker/cli/cli/streams"
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"github.com/docker/cli/internal/test"
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"github.com/moby/moby/api/types/image"
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"github.com/moby/moby/client"
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"gotest.tools/v3/assert"
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"gotest.tools/v3/golden"
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)
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func TestNewPruneCommandErrors(t *testing.T) {
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testCases := []struct {
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name string
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args []string
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expectedError string
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imagePruneFunc func(client.ImagePruneOptions) (client.ImagePruneResult, error)
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}{
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{
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name: "wrong-args",
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args: []string{"something"},
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expectedError: "accepts no arguments",
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},
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{
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name: "prune-error",
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args: []string{"--force"},
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expectedError: "something went wrong",
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imagePruneFunc: func(client.ImagePruneOptions) (client.ImagePruneResult, error) {
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return client.ImagePruneResult{}, errors.New("something went wrong")
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},
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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cmd := newPruneCommand(test.NewFakeCli(&fakeClient{
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imagePruneFunc: tc.imagePruneFunc,
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}))
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cmd.SetOut(io.Discard)
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cmd.SetErr(io.Discard)
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cmd.SetArgs(tc.args)
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assert.ErrorContains(t, cmd.Execute(), tc.expectedError)
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})
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}
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}
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func TestNewPruneCommandSuccess(t *testing.T) {
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testCases := []struct {
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name string
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args []string
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imagePruneFunc func(client.ImagePruneOptions) (client.ImagePruneResult, error)
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}{
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{
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name: "all",
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args: []string{"--all"},
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imagePruneFunc: func(opts client.ImagePruneOptions) (client.ImagePruneResult, error) {
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assert.Check(t, opts.Filters["dangling"]["false"])
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return client.ImagePruneResult{}, nil
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},
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},
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{
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name: "force-deleted",
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args: []string{"--force"},
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imagePruneFunc: func(opts client.ImagePruneOptions) (client.ImagePruneResult, error) {
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assert.Check(t, opts.Filters["dangling"]["true"])
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return client.ImagePruneResult{
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Report: image.PruneReport{
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ImagesDeleted: []image.DeleteResponse{{Deleted: "image1"}},
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SpaceReclaimed: 1,
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},
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}, nil
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},
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},
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{
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name: "label-filter",
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args: []string{"--force", "--filter", "label=foobar"},
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imagePruneFunc: func(opts client.ImagePruneOptions) (client.ImagePruneResult, error) {
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assert.Check(t, opts.Filters["label"]["foobar"])
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return client.ImagePruneResult{}, nil
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},
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},
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{
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name: "force-untagged",
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args: []string{"--force"},
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imagePruneFunc: func(opts client.ImagePruneOptions) (client.ImagePruneResult, error) {
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assert.Check(t, opts.Filters["dangling"]["true"])
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return client.ImagePruneResult{
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Report: image.PruneReport{
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ImagesDeleted: []image.DeleteResponse{{Untagged: "image1"}},
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SpaceReclaimed: 2,
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},
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}, nil
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},
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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cli := test.NewFakeCli(&fakeClient{imagePruneFunc: tc.imagePruneFunc})
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// when prompted, answer "Y" to confirm the prune.
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// will not be prompted if --force is used.
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cli.SetIn(streams.NewIn(io.NopCloser(strings.NewReader("Y\n"))))
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cmd := newPruneCommand(cli)
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cmd.SetOut(io.Discard)
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cmd.SetArgs(tc.args)
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err := cmd.Execute()
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assert.NilError(t, err)
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golden.Assert(t, cli.OutBuffer().String(), fmt.Sprintf("prune-command-success.%s.golden", tc.name))
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})
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}
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}
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func TestPrunePromptTermination(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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t.Cleanup(cancel)
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cli := test.NewFakeCli(&fakeClient{
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imagePruneFunc: func(client.ImagePruneOptions) (client.ImagePruneResult, error) {
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return client.ImagePruneResult{}, errors.New("fakeClient imagePruneFunc should not be called")
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},
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})
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cmd := newPruneCommand(cli)
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cmd.SetArgs([]string{})
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cmd.SetOut(io.Discard)
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cmd.SetErr(io.Discard)
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test.TerminatePrompt(ctx, t, cmd, cli)
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}
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