added set hierarchy, removed allowed set flags (#205)

cli/config/config.go

@@ -27,18 +27,10 @@ const (
 	ReadonlyTag    = "readonly"
 )
 
-var allowedSetFlags = []string{
-	AgentImageConfigName,
-	MizuResourcesNamespaceConfigName,
-	TelemetryConfigName,
-	DumpLogsConfigName,
-	KubeConfigPathName,
-	configStructs.AnalysisDestinationTapName,
-	configStructs.SleepIntervalSecTapName,
-	configStructs.IgnoredUserAgentsTapName,
-}
-
-var Config = ConfigStruct{}
+var (
+	Config = ConfigStruct{}
+	cmdName string
+)
 
 func (config *ConfigStruct) Validate() error {
 	if config.IsNsRestrictedMode() {
@@ -52,6 +44,8 @@ func (config *ConfigStruct) Validate() error {
 }
 
 func InitConfig(cmd *cobra.Command) error {
+	cmdName = cmd.Name()
+
 	if err := defaults.Set(&Config); err != nil {
 		return err
 	}
@@ -105,121 +99,135 @@ func mergeConfigFile() error {
 }
 
 func initFlag(f *pflag.Flag) {
-	configElem := reflect.ValueOf(&Config).Elem()
+	configElemValue := reflect.ValueOf(&Config).Elem()
+
+	flagPath := []string {cmdName, f.Name}
 
 	sliceValue, isSliceValue := f.Value.(pflag.SliceValue)
 	if !isSliceValue {
-		mergeFlagValue(configElem, f.Name, f.Value.String())
+		if err := mergeFlagValue(configElemValue, flagPath, strings.Join(flagPath, "."), f.Value.String()); err != nil {
+			logger.Log.Warningf(uiUtils.Warning, err)
+		}
 		return
 	}
 
 	if f.Name == SetCommandName {
-		mergeSetFlag(configElem, sliceValue.GetSlice())
+		if err := mergeSetFlag(configElemValue, sliceValue.GetSlice()); err != nil {
+			logger.Log.Warningf(uiUtils.Warning, err)
+		}
 		return
 	}
 
-	mergeFlagValues(configElem, f.Name, sliceValue.GetSlice())
+	if err := mergeFlagValues(configElemValue, flagPath, strings.Join(flagPath, "."), sliceValue.GetSlice()); err != nil {
+		logger.Log.Warningf(uiUtils.Warning, err)
+	}
 }
 
-func mergeSetFlag(configElem reflect.Value, setValues []string) {
+func mergeSetFlag(configElemValue reflect.Value, setValues []string) error {
+	var setErrors []string
 	setMap := map[string][]string{}
 
 	for _, setValue := range setValues {
 		if !strings.Contains(setValue, Separator) {
-			logger.Log.Warningf(uiUtils.Warning, fmt.Sprintf("Ignoring set argument %s (set argument format: <flag name>=<flag value>)", setValue))
+			setErrors = append(setErrors, fmt.Sprintf("Ignoring set argument %s (set argument format: <flag name>=<flag value>)", setValue))
 			continue
 		}
 
 		split := strings.SplitN(setValue, Separator, 2)
-		if len(split) != 2 {
-			logger.Log.Warningf(uiUtils.Warning, fmt.Sprintf("Ignoring set argument %s (set argument format: <flag name>=<flag value>)", setValue))
-			continue
-		}
-
 		argumentKey, argumentValue := split[0], split[1]
 
 		setMap[argumentKey] = append(setMap[argumentKey], argumentValue)
 	}
 
 	for argumentKey, argumentValues := range setMap {
-		if !mizu.Contains(allowedSetFlags, argumentKey) {
-			logger.Log.Warningf(uiUtils.Warning, fmt.Sprintf("Ignoring set argument name \"%s\", flag name must be one of the following: \"%s\"", argumentKey, strings.Join(allowedSetFlags, "\", \"")))
-			continue
-		}
+		flagPath := strings.Split(argumentKey, ".")
 
 		if len(argumentValues) > 1 {
-			mergeFlagValues(configElem, argumentKey, argumentValues)
+			if err := mergeFlagValues(configElemValue, flagPath, argumentKey, argumentValues); err != nil {
+				setErrors = append(setErrors, fmt.Sprintf("%v", err))
+			}
 		} else {
-			mergeFlagValue(configElem, argumentKey, argumentValues[0])
+			if err := mergeFlagValue(configElemValue, flagPath, argumentKey, argumentValues[0]); err != nil {
+				setErrors = append(setErrors, fmt.Sprintf("%v", err))
 			}
 		}
+	}
+
+	if len(setErrors) > 0 {
+		return fmt.Errorf(strings.Join(setErrors, "\n"))
+	}
+
+	return nil
 }
 
-func mergeFlagValue(currentElem reflect.Value, flagKey string, flagValue string) {
-	for i := 0; i < currentElem.NumField(); i++ {
-		currentField := currentElem.Type().Field(i)
-		currentFieldByName := currentElem.FieldByName(currentField.Name)
-		currentFieldKind := currentField.Type.Kind()
-
-		if currentFieldKind == reflect.Struct {
-			mergeFlagValue(currentFieldByName, flagKey, flagValue)
-			continue
-		}
-
-		if getFieldNameByTag(currentField) != flagKey {
-			continue
-		}
+func mergeFlagValue(configElemValue reflect.Value, flagPath []string, fullFlagName string, flagValue string) error {
+	mergeFunction := func(flagName string, currentFieldStruct reflect.StructField, currentFieldElemValue reflect.Value, currentElemValue reflect.Value) error {
+		currentFieldKind := currentFieldStruct.Type.Kind()
 
 		if currentFieldKind == reflect.Slice {
-			mergeFlagValues(currentElem, flagKey, []string{flagValue})
-			return
+			return mergeFlagValues(currentElemValue, []string{flagName}, fullFlagName, []string{flagValue})
 		}
 
 		parsedValue, err := getParsedValue(currentFieldKind, flagValue)
 		if err != nil {
-			logger.Log.Warningf(uiUtils.Warning, fmt.Sprintf("Invalid value %s for flag name %s, expected %s", flagValue, flagKey, currentFieldKind))
-			return
+			return fmt.Errorf("invalid value %s for flag name %s, expected %s", flagValue, flagName, currentFieldKind)
 		}
 
-		currentFieldByName.Set(parsedValue)
+		currentFieldElemValue.Set(parsedValue)
+		return nil
 	}
+
+	return mergeFlag(configElemValue, flagPath, fullFlagName, mergeFunction)
 }
 
-func mergeFlagValues(currentElem reflect.Value, flagKey string, flagValues []string) {
-	for i := 0; i < currentElem.NumField(); i++ {
-		currentField := currentElem.Type().Field(i)
-		currentFieldByName := currentElem.FieldByName(currentField.Name)
-		currentFieldKind := currentField.Type.Kind()
-
-		if currentFieldKind == reflect.Struct {
-			mergeFlagValues(currentFieldByName, flagKey, flagValues)
-			continue
-		}
-
-		if getFieldNameByTag(currentField) != flagKey {
-			continue
-		}
+func mergeFlagValues(configElemValue reflect.Value, flagPath []string, fullFlagName string, flagValues []string) error {
+	mergeFunction := func(flagName string, currentFieldStruct reflect.StructField, currentFieldElemValue reflect.Value, currentElemValue reflect.Value) error {
+		currentFieldKind := currentFieldStruct.Type.Kind()
 
 		if currentFieldKind != reflect.Slice {
-			logger.Log.Warningf(uiUtils.Warning, fmt.Sprintf("Invalid values %s for flag name %s, expected %s", strings.Join(flagValues, ","), flagKey, currentFieldKind))
-			return
+			return fmt.Errorf("invalid values %s for flag name %s, expected %s", strings.Join(flagValues, ","), flagName, currentFieldKind)
 		}
 
-		flagValueKind := currentField.Type.Elem().Kind()
+		flagValueKind := currentFieldStruct.Type.Elem().Kind()
 
-		parsedValues := reflect.MakeSlice(reflect.SliceOf(currentField.Type.Elem()), 0, 0)
+		parsedValues := reflect.MakeSlice(reflect.SliceOf(currentFieldStruct.Type.Elem()), 0, 0)
 		for _, flagValue := range flagValues {
 			parsedValue, err := getParsedValue(flagValueKind, flagValue)
 			if err != nil {
-				logger.Log.Warningf(uiUtils.Warning, fmt.Sprintf("Invalid value %s for flag name %s, expected %s", flagValue, flagKey, flagValueKind))
-				return
+				return fmt.Errorf("invalid value %s for flag name %s, expected %s", flagValue, flagName, flagValueKind)
 			}
 
 			parsedValues = reflect.Append(parsedValues, parsedValue)
 		}
 
-		currentFieldByName.Set(parsedValues)
+		currentFieldElemValue.Set(parsedValues)
+		return nil
 	}
+
+	return mergeFlag(configElemValue, flagPath, fullFlagName, mergeFunction)
+}
+
+func mergeFlag(currentElemValue reflect.Value, currentFlagPath []string, fullFlagName string, mergeFunction func(flagName string, currentFieldStruct reflect.StructField, currentFieldElemValue reflect.Value, currentElemValue reflect.Value) error) error {
+	if len(currentFlagPath) == 0 {
+		return fmt.Errorf("flag \"%s\" not found", fullFlagName)
+	}
+
+	for i := 0; i < currentElemValue.NumField(); i++ {
+		currentFieldStruct := currentElemValue.Type().Field(i)
+		currentFieldElemValue := currentElemValue.FieldByName(currentFieldStruct.Name)
+
+		if currentFieldStruct.Type.Kind() == reflect.Struct && getFieldNameByTag(currentFieldStruct) == currentFlagPath[0] {
+			return mergeFlag(currentFieldElemValue, currentFlagPath[1:], fullFlagName, mergeFunction)
+		}
+
+		if len(currentFlagPath) > 1 || getFieldNameByTag(currentFieldStruct) != currentFlagPath[0] {
+			continue
+		}
+
+		return mergeFunction(currentFlagPath[0], currentFieldStruct, currentFieldElemValue, currentElemValue)
+	}
+
+	return fmt.Errorf("flag \"%s\" not found", fullFlagName)
 }
 
 func getFieldNameByTag(field reflect.StructField) string {

cli/config/configStruct.go

@@ -7,11 +7,7 @@ import (
 )
 
 const (
-	AgentImageConfigName             = "agent-image"
 	MizuResourcesNamespaceConfigName = "mizu-resources-namespace"
-	TelemetryConfigName              = "telemetry"
-	DumpLogsConfigName               = "dump-logs"
-	KubeConfigPathName               = "kube-config-path"
 )
 
 type ConfigStruct struct {

cli/config/configStructs/tapConfig.go

@@ -10,15 +10,12 @@ import (
 )
 
 const (
-	AnalysisDestinationTapName    = "dest"
-	SleepIntervalSecTapName       = "upload-interval"
 	GuiPortTapName                = "gui-port"
 	NamespacesTapName             = "namespaces"
 	AnalysisTapName               = "analysis"
 	AllNamespacesTapName          = "all-namespaces"
 	PlainTextFilterRegexesTapName = "regex-masking"
 	DisableRedactionTapName       = "no-redact"
-	IgnoredUserAgentsTapName      = "ignored-user-agents"
 	HumanMaxEntriesDBSizeTapName  = "max-entries-db-size"
 	DirectionTapName              = "direction"
 	DryRunTapName                 = "dry-run"

cli/config/config_internal_test.go

@@ -0,0 +1,340 @@
+package config
+
+import (
+	"reflect"
+	"testing"
+)
+
+type ConfigMock struct {
+	SectionMock      SectionMock `yaml:"section"`
+	Test             string      `yaml:"test"`
+	StringField      string      `yaml:"string-field"`
+	IntField         int         `yaml:"int-field"`
+	BoolField        bool        `yaml:"bool-field"`
+	UintField        uint        `yaml:"uint-field"`
+	StringSliceField []string    `yaml:"string-slice-field"`
+	IntSliceField    []int       `yaml:"int-slice-field"`
+	BoolSliceField   []bool      `yaml:"bool-slice-field"`
+	UintSliceField   []uint      `yaml:"uint-slice-field"`
+}
+
+type SectionMock struct {
+	Test string `yaml:"test"`
+}
+
+func TestMergeSetFlagNoSeparator(t *testing.T) {
+	tests := [][]string{{""}, {"t"}, {"", "t"}, {"t", "test", "test:true"}, {"test", "test:true", "testing!", "true"}}
+
+	for _, setValues := range tests {
+		configMock := ConfigMock{}
+		configMockElemValue := reflect.ValueOf(&configMock).Elem()
+
+		err := mergeSetFlag(configMockElemValue, setValues)
+
+		if err == nil {
+			t.Errorf("unexpected unhandled error - setValues: %v", setValues)
+			continue
+		}
+
+		for i := 0; i < configMockElemValue.NumField(); i++ {
+			currentField := configMockElemValue.Type().Field(i)
+			currentFieldByName := configMockElemValue.FieldByName(currentField.Name)
+
+			if !currentFieldByName.IsZero() {
+				t.Errorf("unexpected value with not default value - setValues: %v", setValues)
+			}
+		}
+	}
+}
+
+func TestMergeSetFlagInvalidFlagName(t *testing.T) {
+	tests := [][]string{{"invalid_flag=true"}, {"section.invalid_flag=test"}, {"section=test"}, {"=true"}, {"invalid_flag=true", "config.invalid_flag=test", "section=test", "=true"}}
+
+	for _, setValues := range tests {
+		configMock := ConfigMock{}
+		configMockElemValue := reflect.ValueOf(&configMock).Elem()
+
+		err := mergeSetFlag(configMockElemValue, setValues)
+
+		if err == nil {
+			t.Errorf("unexpected unhandled error - setValues: %v", setValues)
+			continue
+		}
+
+		for i := 0; i < configMockElemValue.NumField(); i++ {
+			currentField := configMockElemValue.Type().Field(i)
+			currentFieldByName := configMockElemValue.FieldByName(currentField.Name)
+
+			if !currentFieldByName.IsZero() {
+				t.Errorf("unexpected case - setValues: %v", setValues)
+			}
+		}
+	}
+}
+
+func TestMergeSetFlagInvalidFlagValue(t *testing.T) {
+	tests := [][]string{{"int-field=true"}, {"bool-field:5"}, {"uint-field=-1"}, {"int-slice-field=true"}, {"bool-slice-field=5"}, {"uint-slice-field=-1"}, {"int-field=6", "int-field=66"}}
+
+	for _, setValues := range tests {
+		configMock := ConfigMock{}
+		configMockElemValue := reflect.ValueOf(&configMock).Elem()
+
+		err := mergeSetFlag(configMockElemValue, setValues)
+
+		if err == nil {
+			t.Errorf("unexpected unhandled error - setValues: %v", setValues)
+			continue
+		}
+
+		for i := 0; i < configMockElemValue.NumField(); i++ {
+			currentField := configMockElemValue.Type().Field(i)
+			currentFieldByName := configMockElemValue.FieldByName(currentField.Name)
+
+			if !currentFieldByName.IsZero() {
+				t.Errorf("unexpected case - setValues: %v", setValues)
+			}
+		}
+	}
+}
+
+func TestMergeSetFlagNotSliceValues(t *testing.T) {
+	tests := [][]struct {
+		SetValue   string
+		FieldName  string
+		FieldValue interface{}
+	}{
+		{{SetValue: "string-field=test", FieldName: "StringField", FieldValue: "test"}},
+		{{SetValue: "int-field=6", FieldName: "IntField", FieldValue: 6}},
+		{{SetValue: "bool-field=true", FieldName: "BoolField", FieldValue: true}},
+		{{SetValue: "uint-field=6", FieldName: "UintField", FieldValue: uint(6)}},
+		{
+			{SetValue: "string-field=test", FieldName: "StringField", FieldValue: "test"},
+			{SetValue: "int-field=6", FieldName: "IntField", FieldValue: 6},
+			{SetValue: "bool-field=true", FieldName: "BoolField", FieldValue: true},
+			{SetValue: "uint-field=6", FieldName: "UintField", FieldValue: uint(6)},
+		},
+	}
+
+	for _, test := range tests {
+		configMock := ConfigMock{}
+		configMockElemValue := reflect.ValueOf(&configMock).Elem()
+
+		var setValues []string
+		for _, setValueInfo := range test {
+			setValues = append(setValues, setValueInfo.SetValue)
+		}
+
+		err := mergeSetFlag(configMockElemValue, setValues)
+
+		if err != nil {
+			t.Errorf("unexpected error result - err: %v", err)
+			continue
+		}
+
+		for _, setValueInfo := range test {
+			fieldValue := configMockElemValue.FieldByName(setValueInfo.FieldName).Interface()
+			if fieldValue != setValueInfo.FieldValue {
+				t.Errorf("unexpected result - expected: %v, actual: %v", setValueInfo.FieldValue, fieldValue)
+			}
+		}
+	}
+}
+
+func TestMergeSetFlagSliceValues(t *testing.T) {
+	tests := [][]struct {
+		SetValues  []string
+		FieldName  string
+		FieldValue interface{}
+	}{
+		{{SetValues: []string{"string-slice-field=test"}, FieldName: "StringSliceField", FieldValue: []string{"test"}}},
+		{{SetValues: []string{"int-slice-field=6"}, FieldName: "IntSliceField", FieldValue: []int{6}}},
+		{{SetValues: []string{"bool-slice-field=true"}, FieldName: "BoolSliceField", FieldValue: []bool{true}}},
+		{{SetValues: []string{"uint-slice-field=6"}, FieldName: "UintSliceField", FieldValue: []uint{uint(6)}}},
+		{
+			{SetValues: []string{"string-slice-field=test"}, FieldName: "StringSliceField", FieldValue: []string{"test"}},
+			{SetValues: []string{"int-slice-field=6"}, FieldName: "IntSliceField", FieldValue: []int{6}},
+			{SetValues: []string{"bool-slice-field=true"}, FieldName: "BoolSliceField", FieldValue: []bool{true}},
+			{SetValues: []string{"uint-slice-field=6"}, FieldName: "UintSliceField", FieldValue: []uint{uint(6)}},
+		},
+		{{SetValues: []string{"string-slice-field=test", "string-slice-field=test2"}, FieldName: "StringSliceField", FieldValue: []string{"test", "test2"}}},
+		{{SetValues: []string{"int-slice-field=6", "int-slice-field=66"}, FieldName: "IntSliceField", FieldValue: []int{6, 66}}},
+		{{SetValues: []string{"bool-slice-field=true", "bool-slice-field=false"}, FieldName: "BoolSliceField", FieldValue: []bool{true, false}}},
+		{{SetValues: []string{"uint-slice-field=6", "uint-slice-field=66"}, FieldName: "UintSliceField", FieldValue: []uint{uint(6), uint(66)}}},
+		{
+			{SetValues: []string{"string-slice-field=test", "string-slice-field=test2"}, FieldName: "StringSliceField", FieldValue: []string{"test", "test2"}},
+			{SetValues: []string{"int-slice-field=6", "int-slice-field=66"}, FieldName: "IntSliceField", FieldValue: []int{6, 66}},
+			{SetValues: []string{"bool-slice-field=true", "bool-slice-field=false"}, FieldName: "BoolSliceField", FieldValue: []bool{true, false}},
+			{SetValues: []string{"uint-slice-field=6", "uint-slice-field=66"}, FieldName: "UintSliceField", FieldValue: []uint{uint(6), uint(66)}},
+		},
+	}
+
+	for _, test := range tests {
+		configMock := ConfigMock{}
+		configMockElemValue := reflect.ValueOf(&configMock).Elem()
+
+		var setValues []string
+		for _, setValueInfo := range test {
+			for _, setValue := range setValueInfo.SetValues {
+				setValues = append(setValues, setValue)
+			}
+		}
+
+		err := mergeSetFlag(configMockElemValue, setValues)
+
+		if err != nil {
+			t.Errorf("unexpected error result - err: %v", err)
+			continue
+		}
+
+		for _, setValueInfo := range test {
+			fieldValue := configMockElemValue.FieldByName(setValueInfo.FieldName).Interface()
+			if !reflect.DeepEqual(fieldValue, setValueInfo.FieldValue) {
+				t.Errorf("unexpected result - expected: %v, actual: %v", setValueInfo.FieldValue, fieldValue)
+			}
+		}
+	}
+}
+
+func TestMergeSetFlagMixValues(t *testing.T) {
+	tests := [][]struct {
+		SetValues  []string
+		FieldName  string
+		FieldValue interface{}
+	}{
+		{
+			{SetValues: []string{"string-slice-field=test"}, FieldName: "StringSliceField", FieldValue: []string{"test"}},
+			{SetValues: []string{"int-slice-field=6"}, FieldName: "IntSliceField", FieldValue: []int{6}},
+			{SetValues: []string{"bool-slice-field=true"}, FieldName: "BoolSliceField", FieldValue: []bool{true}},
+			{SetValues: []string{"uint-slice-field=6"}, FieldName: "UintSliceField", FieldValue: []uint{uint(6)}},
+			{SetValues: []string{"string-field=test"}, FieldName: "StringField", FieldValue: "test"},
+			{SetValues: []string{"int-field=6"}, FieldName: "IntField", FieldValue: 6},
+			{SetValues: []string{"bool-field=true"}, FieldName: "BoolField", FieldValue: true},
+			{SetValues: []string{"uint-field=6"}, FieldName: "UintField", FieldValue: uint(6)},
+		},
+		{
+			{SetValues: []string{"string-slice-field=test", "string-slice-field=test2"}, FieldName: "StringSliceField", FieldValue: []string{"test", "test2"}},
+			{SetValues: []string{"int-slice-field=6", "int-slice-field=66"}, FieldName: "IntSliceField", FieldValue: []int{6, 66}},
+			{SetValues: []string{"bool-slice-field=true", "bool-slice-field=false"}, FieldName: "BoolSliceField", FieldValue: []bool{true, false}},
+			{SetValues: []string{"uint-slice-field=6", "uint-slice-field=66"}, FieldName: "UintSliceField", FieldValue: []uint{uint(6), uint(66)}},
+			{SetValues: []string{"string-field=test"}, FieldName: "StringField", FieldValue: "test"},
+			{SetValues: []string{"int-field=6"}, FieldName: "IntField", FieldValue: 6},
+			{SetValues: []string{"bool-field=true"}, FieldName: "BoolField", FieldValue: true},
+			{SetValues: []string{"uint-field=6"}, FieldName: "UintField", FieldValue: uint(6)},
+		},
+	}
+
+	for _, test := range tests {
+		configMock := ConfigMock{}
+		configMockElemValue := reflect.ValueOf(&configMock).Elem()
+
+		var setValues []string
+		for _, setValueInfo := range test {
+			for _, setValue := range setValueInfo.SetValues {
+				setValues = append(setValues, setValue)
+			}
+		}
+
+		err := mergeSetFlag(configMockElemValue, setValues)
+
+		if err != nil {
+			t.Errorf("unexpected error result - err: %v", err)
+			continue
+		}
+
+		for _, setValueInfo := range test {
+			fieldValue := configMockElemValue.FieldByName(setValueInfo.FieldName).Interface()
+			if !reflect.DeepEqual(fieldValue, setValueInfo.FieldValue) {
+				t.Errorf("unexpected result - expected: %v, actual: %v", setValueInfo.FieldValue, fieldValue)
+			}
+		}
+	}
+}
+
+func TestGetParsedValueValidValue(t *testing.T) {
+	tests := []struct {
+		StringValue string
+		Kind        reflect.Kind
+		ActualValue interface{}
+	}{
+		{StringValue: "test", Kind: reflect.String, ActualValue: "test"},
+		{StringValue: "123", Kind: reflect.String, ActualValue: "123"},
+		{StringValue: "true", Kind: reflect.Bool, ActualValue: true},
+		{StringValue: "false", Kind: reflect.Bool, ActualValue: false},
+		{StringValue: "6", Kind: reflect.Int, ActualValue: 6},
+		{StringValue: "-6", Kind: reflect.Int, ActualValue: -6},
+		{StringValue: "6", Kind: reflect.Int8, ActualValue: int8(6)},
+		{StringValue: "-6", Kind: reflect.Int8, ActualValue: int8(-6)},
+		{StringValue: "6", Kind: reflect.Int16, ActualValue: int16(6)},
+		{StringValue: "-6", Kind: reflect.Int16, ActualValue: int16(-6)},
+		{StringValue: "6", Kind: reflect.Int32, ActualValue: int32(6)},
+		{StringValue: "-6", Kind: reflect.Int32, ActualValue: int32(-6)},
+		{StringValue: "6", Kind: reflect.Int64, ActualValue: int64(6)},
+		{StringValue: "-6", Kind: reflect.Int64, ActualValue: int64(-6)},
+		{StringValue: "6", Kind: reflect.Uint, ActualValue: uint(6)},
+		{StringValue: "66", Kind: reflect.Uint, ActualValue: uint(66)},
+		{StringValue: "6", Kind: reflect.Uint8, ActualValue: uint8(6)},
+		{StringValue: "66", Kind: reflect.Uint8, ActualValue: uint8(66)},
+		{StringValue: "6", Kind: reflect.Uint16, ActualValue: uint16(6)},
+		{StringValue: "66", Kind: reflect.Uint16, ActualValue: uint16(66)},
+		{StringValue: "6", Kind: reflect.Uint32, ActualValue: uint32(6)},
+		{StringValue: "66", Kind: reflect.Uint32, ActualValue: uint32(66)},
+		{StringValue: "6", Kind: reflect.Uint64, ActualValue: uint64(6)},
+		{StringValue: "66", Kind: reflect.Uint64, ActualValue: uint64(66)},
+	}
+
+	for _, test := range tests {
+		parsedValue, err := getParsedValue(test.Kind, test.StringValue)
+
+		if err != nil {
+			t.Errorf("unexpected error result - err: %v", err)
+			continue
+		}
+
+		if parsedValue.Interface() != test.ActualValue {
+			t.Errorf("unexpected result - expected: %v, actual: %v", test.ActualValue, parsedValue)
+		}
+	}
+}
+
+func TestGetParsedValueInvalidValue(t *testing.T) {
+	tests := []struct {
+		StringValue string
+		Kind        reflect.Kind
+	}{
+		{StringValue: "test", Kind: reflect.Bool},
+		{StringValue: "123", Kind: reflect.Bool},
+		{StringValue: "test", Kind: reflect.Int},
+		{StringValue: "true", Kind: reflect.Int},
+		{StringValue: "test", Kind: reflect.Int8},
+		{StringValue: "true", Kind: reflect.Int8},
+		{StringValue: "test", Kind: reflect.Int16},
+		{StringValue: "true", Kind: reflect.Int16},
+		{StringValue: "test", Kind: reflect.Int32},
+		{StringValue: "true", Kind: reflect.Int32},
+		{StringValue: "test", Kind: reflect.Int64},
+		{StringValue: "true", Kind: reflect.Int64},
+		{StringValue: "test", Kind: reflect.Uint},
+		{StringValue: "-6", Kind: reflect.Uint},
+		{StringValue: "test", Kind: reflect.Uint8},
+		{StringValue: "-6", Kind: reflect.Uint8},
+		{StringValue: "test", Kind: reflect.Uint16},
+		{StringValue: "-6", Kind: reflect.Uint16},
+		{StringValue: "test", Kind: reflect.Uint32},
+		{StringValue: "-6", Kind: reflect.Uint32},
+		{StringValue: "test", Kind: reflect.Uint64},
+		{StringValue: "-6", Kind: reflect.Uint64},
+	}
+
+	for _, test := range tests {
+		parsedValue, err := getParsedValue(test.Kind, test.StringValue)
+
+		if err == nil {
+			t.Errorf("unexpected unhandled error - stringValue: %v, Kind: %v", test.StringValue, test.Kind)
+			continue
+		}
+
+		if parsedValue != reflect.ValueOf(nil) {
+			t.Errorf("unexpected parsed value - parsedValue: %v", parsedValue)
+		}
+	}
+}

cli/config/config_test.go

@@ -13,10 +13,10 @@ func TestConfigWriteIgnoresReadonlyFields(t *testing.T) {
 	configElem := reflect.ValueOf(&config.ConfigStruct{}).Elem()
 	getFieldsWithReadonlyTag(configElem, &readonlyFields)
 
-	config, _ := config.GetConfigWithDefaults()
+	configWithDefaults, _ := config.GetConfigWithDefaults()
 	for _, readonlyField := range readonlyFields {
-		if strings.Contains(config, readonlyField) {
-			t.Errorf("unexpected result - readonly field: %v, config: %v", readonlyField, config)
+		if strings.Contains(configWithDefaults, readonlyField) {
+			t.Errorf("unexpected result - readonly field: %v, config: %v", readonlyField, configWithDefaults)
 		}
 	}
 }