package cmd import ( "bytes" "errors" "fmt" "strings" "testing" "github.com/edgelesssys/constellation/cli/azure" "github.com/edgelesssys/constellation/cli/cloudprovider" "github.com/edgelesssys/constellation/cli/file" "github.com/edgelesssys/constellation/cli/gcp" "github.com/edgelesssys/constellation/internal/constants" "github.com/edgelesssys/constellation/internal/state" "github.com/spf13/afero" "github.com/spf13/cobra" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require" ) func TestCreateArgumentValidation(t *testing.T) { testCases := map[string]struct { args []string wantErr bool }{ "gcp": {[]string{"gcp"}, false}, "azure": {[]string{"azure"}, false}, "aws waring": {[]string{"aws"}, true}, "too many args": {[]string{"gcp", "1", "2"}, true}, } for name, tc := range testCases { t.Run(name, func(t *testing.T) { assert := assert.New(t) err := newCreateCmd().ValidateArgs(tc.args) if tc.wantErr { assert.Error(err) } else { assert.NoError(err) } }) } } func TestCreate(t *testing.T) { testState := state.ConstellationState{Name: "test"} someErr := errors.New("failed") testCases := map[string]struct { setupFs func(*require.Assertions) afero.Fs creator *stubCloudCreator provider cloudprovider.Provider yesFlag bool controllerCountFlag *int workerCountFlag *int insTypeFlag string devConfigFlag string nameFlag string stdin string wantErr bool wantAbbort bool }{ "create": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{state: testState}, provider: cloudprovider.GCP, yesFlag: true, }, "interactive": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{state: testState}, provider: cloudprovider.Azure, stdin: "yes\n", }, "interactive abort": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, stdin: "no\n", wantAbbort: true, }, "interactive error": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, stdin: "foo\nfoo\nfoo\n", wantErr: true, }, "flag name to long": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, nameFlag: strings.Repeat("a", constellationNameLength+1), wantErr: true, }, "flag control-plane-count invalid": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(0), workerCountFlag: intPtr(3), wantErr: true, }, "flag worker-count invalid": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(3), workerCountFlag: intPtr(-1), wantErr: true, }, "flag control-plane-count missing": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, workerCountFlag: intPtr(3), wantErr: true, }, "flag worker-count missing": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(3), wantErr: true, }, "flag invalid instance-type": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, insTypeFlag: "invalid", wantErr: true, }, "old state in directory": { setupFs: func(require *require.Assertions) afero.Fs { fs := afero.NewMemMapFs() fileHandler := file.NewHandler(fs) require.NoError(fileHandler.Write(constants.StateFilename, []byte{1}, file.OptNone)) return fs }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, yesFlag: true, wantErr: true, }, "old adminConf in directory": { setupFs: func(require *require.Assertions) afero.Fs { fs := afero.NewMemMapFs() fileHandler := file.NewHandler(fs) require.NoError(fileHandler.Write(constants.AdminConfFilename, []byte{1}, file.OptNone)) return fs }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, yesFlag: true, wantErr: true, }, "old masterSecret in directory": { setupFs: func(require *require.Assertions) afero.Fs { fs := afero.NewMemMapFs() fileHandler := file.NewHandler(fs) require.NoError(fileHandler.Write(constants.MasterSecretFilename, []byte{1}, file.OptNone)) return fs }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, yesFlag: true, wantErr: true, }, "dev config does not exist": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, yesFlag: true, devConfigFlag: "dev-config.json", wantErr: true, }, "create error": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{createErr: someErr}, provider: cloudprovider.GCP, yesFlag: true, wantErr: true, }, "write state error": { setupFs: func(require *require.Assertions) afero.Fs { fs := afero.NewMemMapFs() return afero.NewReadOnlyFs(fs) }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, yesFlag: true, wantErr: true, }, } for name, tc := range testCases { t.Run(name, func(t *testing.T) { assert := assert.New(t) require := require.New(t) cmd := newCreateCmd() cmd.SetOut(&bytes.Buffer{}) cmd.SetErr(&bytes.Buffer{}) cmd.SetIn(bytes.NewBufferString(tc.stdin)) cmd.Flags().String("dev-config", "", "") // register persisten flag manually if tc.yesFlag { require.NoError(cmd.Flags().Set("yes", "true")) } if tc.nameFlag != "" { require.NoError(cmd.Flags().Set("name", tc.nameFlag)) } if tc.devConfigFlag != "" { require.NoError(cmd.Flags().Set("dev-config", tc.devConfigFlag)) } if tc.controllerCountFlag != nil { require.NoError(cmd.Flags().Set("control-plane-nodes", fmt.Sprint(*tc.controllerCountFlag))) } if tc.workerCountFlag != nil { require.NoError(cmd.Flags().Set("worker-nodes", fmt.Sprint(*tc.workerCountFlag))) } if tc.insTypeFlag != "" { require.NoError(cmd.Flags().Set("instance-type", tc.insTypeFlag)) } fileHandler := file.NewHandler(tc.setupFs(require)) err := create(cmd, tc.creator, fileHandler, tc.provider) if tc.wantErr { assert.Error(err) } else { assert.NoError(err) if tc.wantAbbort { assert.False(tc.creator.createCalled) } else { assert.True(tc.creator.createCalled) var state state.ConstellationState require.NoError(fileHandler.ReadJSON(constants.StateFilename, &state)) assert.Equal(state, testState) } } }) } } func TestCheckDirClean(t *testing.T) { testCases := map[string]struct { fileHandler file.Handler existingFiles []string wantErr bool }{ "no file exists": { fileHandler: file.NewHandler(afero.NewMemMapFs()), }, "adminconf exists": { fileHandler: file.NewHandler(afero.NewMemMapFs()), existingFiles: []string{constants.AdminConfFilename}, wantErr: true, }, "master secret exists": { fileHandler: file.NewHandler(afero.NewMemMapFs()), existingFiles: []string{constants.MasterSecretFilename}, wantErr: true, }, "state file exists": { fileHandler: file.NewHandler(afero.NewMemMapFs()), existingFiles: []string{constants.StateFilename}, wantErr: true, }, "multiple exist": { fileHandler: file.NewHandler(afero.NewMemMapFs()), existingFiles: []string{constants.AdminConfFilename, constants.MasterSecretFilename, constants.StateFilename}, wantErr: true, }, } for name, tc := range testCases { t.Run(name, func(t *testing.T) { assert := assert.New(t) require := require.New(t) for _, f := range tc.existingFiles { require.NoError(tc.fileHandler.Write(f, []byte{1, 2, 3}, file.OptNone)) } err := checkDirClean(tc.fileHandler) if tc.wantErr { assert.Error(err) } else { assert.NoError(err) } }) } } func TestCreateCompletion(t *testing.T) { testCases := map[string]struct { args []string wantResult []string wantShellCD cobra.ShellCompDirective }{ "first arg": { args: []string{}, wantResult: []string{"aws", "gcp", "azure"}, wantShellCD: cobra.ShellCompDirectiveNoFileComp, }, "second arg": { args: []string{"gcp", "foo"}, wantResult: []string{}, wantShellCD: cobra.ShellCompDirectiveError, }, } for name, tc := range testCases { t.Run(name, func(t *testing.T) { assert := assert.New(t) cmd := &cobra.Command{} result, shellCD := createCompletion(cmd, tc.args, "") assert.Equal(tc.wantResult, result) assert.Equal(tc.wantShellCD, shellCD) }) } } func TestInstanceTypeCompletion(t *testing.T) { testCases := map[string]struct { args []string wantResult []string wantShellCD cobra.ShellCompDirective }{ "azure": { args: []string{"azure"}, wantResult: azure.InstanceTypes, wantShellCD: cobra.ShellCompDirectiveNoFileComp, }, "gcp": { args: []string{"gcp"}, wantResult: gcp.InstanceTypes, wantShellCD: cobra.ShellCompDirectiveNoFileComp, }, "empty args": { args: []string{}, wantResult: []string{}, wantShellCD: cobra.ShellCompDirectiveError, }, "unknown provider": { args: []string{"foo"}, wantResult: []string{}, wantShellCD: cobra.ShellCompDirectiveError, }, } for name, tc := range testCases { t.Run(name, func(t *testing.T) { assert := assert.New(t) cmd := &cobra.Command{} result, shellCD := instanceTypeCompletion(cmd, tc.args, "") assert.Equal(tc.wantResult, result) assert.Equal(tc.wantShellCD, shellCD) }) } } func intPtr(i int) *int { return &i }