package plugin import ( "fmt" "io/ioutil" "testing" "github.com/docker/cli/internal/test" "github.com/docker/docker/api/types" "gotest.tools/assert" "gotest.tools/golden" ) var pluginFoo = &types.Plugin{ ID: "id-foo", Name: "name-foo", Config: types.PluginConfig{ Description: "plugin foo description", DockerVersion: "17.12.1-ce", Documentation: "plugin foo documentation", Entrypoint: []string{"/foo"}, Interface: types.PluginConfigInterface{ Socket: "pluginfoo.sock", }, Linux: types.PluginConfigLinux{ Capabilities: []string{"CAP_SYS_ADMIN"}, }, WorkDir: "workdir-foo", Rootfs: &types.PluginConfigRootfs{ DiffIds: []string{"sha256:8603eedd4ea52cebb2f22b45405a3dc8f78ba3e31bf18f27b4547a9ff930e0bd"}, Type: "layers", }, }, } func TestInspectErrors(t *testing.T) { testCases := []struct { description string args []string flags map[string]string expectedError string inspectFunc func(name string) (*types.Plugin, []byte, error) }{ { description: "too few arguments", args: []string{}, expectedError: "requires at least 1 argument", }, { description: "error inspecting plugin", args: []string{"foo"}, expectedError: "error inspecting plugin", inspectFunc: func(name string) (*types.Plugin, []byte, error) { return nil, nil, fmt.Errorf("error inspecting plugin") }, }, { description: "invalid format", args: []string{"foo"}, flags: map[string]string{ "format": "{{invalid format}}", }, expectedError: "Template parsing error", }, } for _, tc := range testCases { t.Run(tc.description, func(t *testing.T) { cli := test.NewFakeCli(&fakeClient{pluginInspectFunc: tc.inspectFunc}) cmd := newInspectCommand(cli) 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 TestInspect(t *testing.T) { testCases := []struct { description string args []string flags map[string]string golden string inspectFunc func(name string) (*types.Plugin, []byte, error) }{ { description: "inspect single plugin with format", args: []string{"foo"}, flags: map[string]string{ "format": "{{ .Name }}", }, golden: "plugin-inspect-single-with-format.golden", inspectFunc: func(name string) (*types.Plugin, []byte, error) { return &types.Plugin{ ID: "id-foo", Name: "name-foo", }, []byte{}, nil }, }, { description: "inspect single plugin without format", args: []string{"foo"}, golden: "plugin-inspect-single-without-format.golden", inspectFunc: func(name string) (*types.Plugin, []byte, error) { return pluginFoo, nil, nil }, }, { description: "inspect multiple plugins with format", args: []string{"foo", "bar"}, flags: map[string]string{ "format": "{{ .Name }}", }, golden: "plugin-inspect-multiple-with-format.golden", inspectFunc: func(name string) (*types.Plugin, []byte, error) { switch name { case "foo": return &types.Plugin{ ID: "id-foo", Name: "name-foo", }, []byte{}, nil case "bar": return &types.Plugin{ ID: "id-bar", Name: "name-bar", }, []byte{}, nil default: return nil, nil, fmt.Errorf("unexpected plugin name: %s", name) } }, }, } for _, tc := range testCases { t.Run(tc.description, func(t *testing.T) { cli := test.NewFakeCli(&fakeClient{pluginInspectFunc: tc.inspectFunc}) cmd := newInspectCommand(cli) cmd.SetArgs(tc.args) for key, value := range tc.flags { cmd.Flags().Set(key, value) } assert.NilError(t, cmd.Execute()) golden.Assert(t, cli.OutBuffer().String(), tc.golden) }) } }