package confmigrate_test import ( "io/fs" "os" "path" "testing" "github.com/AdguardTeam/AdGuardHome/internal/confmigrate" "github.com/stretchr/testify/require" "golang.org/x/crypto/bcrypt" yaml "gopkg.in/yaml.v3" ) // testdata is a virtual filesystem containing test data. var testdata = os.DirFS("testdata") // getField returns the value located at the given indexes in the given object. // It fails the test if the value is not found or of the expected type. The // indexes can be either strings or integers, and are interpreted as map keys or // array indexes, respectively. func getField[T any](t require.TestingT, obj any, indexes ...any) (val T) { for _, index := range indexes { switch index := index.(type) { case string: require.IsType(t, map[string]any(nil), obj) typedObj := obj.(map[string]any) require.Contains(t, typedObj, index) obj = typedObj[index] case int: require.IsType(t, []any(nil), obj) typedObj := obj.([]any) require.Less(t, index, len(typedObj)) obj = typedObj[index] default: t.Errorf("unexpected index type: %T", index) t.FailNow() } } require.IsType(t, val, obj) return obj.(T) } func TestMigrateConfig_Migrate(t *testing.T) { const ( inputFileName = "input.yml" outputFileName = "output.yml" ) testCases := []struct { yamlEqFunc func(t require.TestingT, expected, actual string, msgAndArgs ...any) name string targetVersion uint }{{ yamlEqFunc: require.YAMLEq, name: "v1", targetVersion: 1, }, { yamlEqFunc: require.YAMLEq, name: "v2", targetVersion: 2, }, { yamlEqFunc: require.YAMLEq, name: "v3", targetVersion: 3, }, { yamlEqFunc: require.YAMLEq, name: "v4", targetVersion: 4, }, { // Compare passwords separately because bcrypt hashes those with a // different salt every time. yamlEqFunc: func(t require.TestingT, expected, actual string, msgAndArgs ...any) { if h, ok := t.(interface{ Helper() }); ok { h.Helper() } var want, got map[string]any err := yaml.Unmarshal([]byte(expected), &want) require.NoError(t, err) err = yaml.Unmarshal([]byte(actual), &got) require.NoError(t, err) gotPass := getField[string](t, got, "users", 0, "password") wantPass := getField[string](t, want, "users", 0, "password") require.NoError(t, bcrypt.CompareHashAndPassword([]byte(gotPass), []byte(wantPass))) delete(getField[map[string]any](t, got, "users", 0), "password") delete(getField[map[string]any](t, want, "users", 0), "password") require.Equal(t, want, got, msgAndArgs...) }, name: "v5", targetVersion: 5, }, { yamlEqFunc: require.YAMLEq, name: "v6", targetVersion: 6, }, { yamlEqFunc: require.YAMLEq, name: "v7", targetVersion: 7, }, { yamlEqFunc: require.YAMLEq, name: "v8", targetVersion: 8, }, { yamlEqFunc: require.YAMLEq, name: "v9", targetVersion: 9, }, { yamlEqFunc: require.YAMLEq, name: "v10", targetVersion: 10, }, { yamlEqFunc: require.YAMLEq, name: "v11", targetVersion: 11, }, { yamlEqFunc: require.YAMLEq, name: "v12", targetVersion: 12, }, { yamlEqFunc: require.YAMLEq, name: "v13", targetVersion: 13, }, { yamlEqFunc: require.YAMLEq, name: "v14", targetVersion: 14, }, { yamlEqFunc: require.YAMLEq, name: "v15", targetVersion: 15, }, { yamlEqFunc: require.YAMLEq, name: "v16", targetVersion: 16, }, { yamlEqFunc: require.YAMLEq, name: "v17", targetVersion: 17, }, { yamlEqFunc: require.YAMLEq, name: "v18", targetVersion: 18, }, { yamlEqFunc: require.YAMLEq, name: "v19", targetVersion: 19, }, { yamlEqFunc: require.YAMLEq, name: "v20", targetVersion: 20, }, { yamlEqFunc: require.YAMLEq, name: "v21", targetVersion: 21, }, { yamlEqFunc: require.YAMLEq, name: "v22", targetVersion: 22, }, { yamlEqFunc: require.YAMLEq, name: "v23", targetVersion: 23, }, { yamlEqFunc: require.YAMLEq, name: "v24", targetVersion: 24, }, { yamlEqFunc: require.YAMLEq, name: "v25", targetVersion: 25, }, { yamlEqFunc: require.YAMLEq, name: "v26", targetVersion: 26, }, { yamlEqFunc: require.YAMLEq, name: "v27", targetVersion: 27, }} for _, tc := range testCases { t.Run(tc.name, func(t *testing.T) { body, err := fs.ReadFile(testdata, path.Join(t.Name(), inputFileName)) require.NoError(t, err) wantBody, err := fs.ReadFile(testdata, path.Join(t.Name(), outputFileName)) require.NoError(t, err) migrator := confmigrate.New(&confmigrate.Config{ WorkingDir: t.Name(), }) newBody, upgraded, err := migrator.Migrate(body, tc.targetVersion) require.NoError(t, err) require.True(t, upgraded) tc.yamlEqFunc(t, string(wantBody), string(newBody)) }) } }