Files
mochi-mqtt/vendor/github.com/stretchr/testify/assert/assertion_compare.go
mochi d946a9ae16 Update go mod to ensure bolt is using 1.3.5
Bolt 1.3.6 fails to build correctly and has been removed, so rollback to bolt 1.3.5. Also upgrade to Go 1.18
2022-03-31 16:39:28 +01:00

437 lines
11 KiB
Go

package assert
import (
"fmt"
"reflect"
"time"
)
type CompareType int
const (
compareLess CompareType = iota - 1
compareEqual
compareGreater
)
var (
intType = reflect.TypeOf(int(1))
int8Type = reflect.TypeOf(int8(1))
int16Type = reflect.TypeOf(int16(1))
int32Type = reflect.TypeOf(int32(1))
int64Type = reflect.TypeOf(int64(1))
uintType = reflect.TypeOf(uint(1))
uint8Type = reflect.TypeOf(uint8(1))
uint16Type = reflect.TypeOf(uint16(1))
uint32Type = reflect.TypeOf(uint32(1))
uint64Type = reflect.TypeOf(uint64(1))
float32Type = reflect.TypeOf(float32(1))
float64Type = reflect.TypeOf(float64(1))
stringType = reflect.TypeOf("")
timeType = reflect.TypeOf(time.Time{})
)
func compare(obj1, obj2 interface{}, kind reflect.Kind) (CompareType, bool) {
obj1Value := reflect.ValueOf(obj1)
obj2Value := reflect.ValueOf(obj2)
// throughout this switch we try and avoid calling .Convert() if possible,
// as this has a pretty big performance impact
switch kind {
case reflect.Int:
{
intobj1, ok := obj1.(int)
if !ok {
intobj1 = obj1Value.Convert(intType).Interface().(int)
}
intobj2, ok := obj2.(int)
if !ok {
intobj2 = obj2Value.Convert(intType).Interface().(int)
}
if intobj1 > intobj2 {
return compareGreater, true
}
if intobj1 == intobj2 {
return compareEqual, true
}
if intobj1 < intobj2 {
return compareLess, true
}
}
case reflect.Int8:
{
int8obj1, ok := obj1.(int8)
if !ok {
int8obj1 = obj1Value.Convert(int8Type).Interface().(int8)
}
int8obj2, ok := obj2.(int8)
if !ok {
int8obj2 = obj2Value.Convert(int8Type).Interface().(int8)
}
if int8obj1 > int8obj2 {
return compareGreater, true
}
if int8obj1 == int8obj2 {
return compareEqual, true
}
if int8obj1 < int8obj2 {
return compareLess, true
}
}
case reflect.Int16:
{
int16obj1, ok := obj1.(int16)
if !ok {
int16obj1 = obj1Value.Convert(int16Type).Interface().(int16)
}
int16obj2, ok := obj2.(int16)
if !ok {
int16obj2 = obj2Value.Convert(int16Type).Interface().(int16)
}
if int16obj1 > int16obj2 {
return compareGreater, true
}
if int16obj1 == int16obj2 {
return compareEqual, true
}
if int16obj1 < int16obj2 {
return compareLess, true
}
}
case reflect.Int32:
{
int32obj1, ok := obj1.(int32)
if !ok {
int32obj1 = obj1Value.Convert(int32Type).Interface().(int32)
}
int32obj2, ok := obj2.(int32)
if !ok {
int32obj2 = obj2Value.Convert(int32Type).Interface().(int32)
}
if int32obj1 > int32obj2 {
return compareGreater, true
}
if int32obj1 == int32obj2 {
return compareEqual, true
}
if int32obj1 < int32obj2 {
return compareLess, true
}
}
case reflect.Int64:
{
int64obj1, ok := obj1.(int64)
if !ok {
int64obj1 = obj1Value.Convert(int64Type).Interface().(int64)
}
int64obj2, ok := obj2.(int64)
if !ok {
int64obj2 = obj2Value.Convert(int64Type).Interface().(int64)
}
if int64obj1 > int64obj2 {
return compareGreater, true
}
if int64obj1 == int64obj2 {
return compareEqual, true
}
if int64obj1 < int64obj2 {
return compareLess, true
}
}
case reflect.Uint:
{
uintobj1, ok := obj1.(uint)
if !ok {
uintobj1 = obj1Value.Convert(uintType).Interface().(uint)
}
uintobj2, ok := obj2.(uint)
if !ok {
uintobj2 = obj2Value.Convert(uintType).Interface().(uint)
}
if uintobj1 > uintobj2 {
return compareGreater, true
}
if uintobj1 == uintobj2 {
return compareEqual, true
}
if uintobj1 < uintobj2 {
return compareLess, true
}
}
case reflect.Uint8:
{
uint8obj1, ok := obj1.(uint8)
if !ok {
uint8obj1 = obj1Value.Convert(uint8Type).Interface().(uint8)
}
uint8obj2, ok := obj2.(uint8)
if !ok {
uint8obj2 = obj2Value.Convert(uint8Type).Interface().(uint8)
}
if uint8obj1 > uint8obj2 {
return compareGreater, true
}
if uint8obj1 == uint8obj2 {
return compareEqual, true
}
if uint8obj1 < uint8obj2 {
return compareLess, true
}
}
case reflect.Uint16:
{
uint16obj1, ok := obj1.(uint16)
if !ok {
uint16obj1 = obj1Value.Convert(uint16Type).Interface().(uint16)
}
uint16obj2, ok := obj2.(uint16)
if !ok {
uint16obj2 = obj2Value.Convert(uint16Type).Interface().(uint16)
}
if uint16obj1 > uint16obj2 {
return compareGreater, true
}
if uint16obj1 == uint16obj2 {
return compareEqual, true
}
if uint16obj1 < uint16obj2 {
return compareLess, true
}
}
case reflect.Uint32:
{
uint32obj1, ok := obj1.(uint32)
if !ok {
uint32obj1 = obj1Value.Convert(uint32Type).Interface().(uint32)
}
uint32obj2, ok := obj2.(uint32)
if !ok {
uint32obj2 = obj2Value.Convert(uint32Type).Interface().(uint32)
}
if uint32obj1 > uint32obj2 {
return compareGreater, true
}
if uint32obj1 == uint32obj2 {
return compareEqual, true
}
if uint32obj1 < uint32obj2 {
return compareLess, true
}
}
case reflect.Uint64:
{
uint64obj1, ok := obj1.(uint64)
if !ok {
uint64obj1 = obj1Value.Convert(uint64Type).Interface().(uint64)
}
uint64obj2, ok := obj2.(uint64)
if !ok {
uint64obj2 = obj2Value.Convert(uint64Type).Interface().(uint64)
}
if uint64obj1 > uint64obj2 {
return compareGreater, true
}
if uint64obj1 == uint64obj2 {
return compareEqual, true
}
if uint64obj1 < uint64obj2 {
return compareLess, true
}
}
case reflect.Float32:
{
float32obj1, ok := obj1.(float32)
if !ok {
float32obj1 = obj1Value.Convert(float32Type).Interface().(float32)
}
float32obj2, ok := obj2.(float32)
if !ok {
float32obj2 = obj2Value.Convert(float32Type).Interface().(float32)
}
if float32obj1 > float32obj2 {
return compareGreater, true
}
if float32obj1 == float32obj2 {
return compareEqual, true
}
if float32obj1 < float32obj2 {
return compareLess, true
}
}
case reflect.Float64:
{
float64obj1, ok := obj1.(float64)
if !ok {
float64obj1 = obj1Value.Convert(float64Type).Interface().(float64)
}
float64obj2, ok := obj2.(float64)
if !ok {
float64obj2 = obj2Value.Convert(float64Type).Interface().(float64)
}
if float64obj1 > float64obj2 {
return compareGreater, true
}
if float64obj1 == float64obj2 {
return compareEqual, true
}
if float64obj1 < float64obj2 {
return compareLess, true
}
}
case reflect.String:
{
stringobj1, ok := obj1.(string)
if !ok {
stringobj1 = obj1Value.Convert(stringType).Interface().(string)
}
stringobj2, ok := obj2.(string)
if !ok {
stringobj2 = obj2Value.Convert(stringType).Interface().(string)
}
if stringobj1 > stringobj2 {
return compareGreater, true
}
if stringobj1 == stringobj2 {
return compareEqual, true
}
if stringobj1 < stringobj2 {
return compareLess, true
}
}
// Check for known struct types we can check for compare results.
case reflect.Struct:
{
// All structs enter here. We're not interested in most types.
if !canConvert(obj1Value, timeType) {
break
}
// time.Time can compared!
timeObj1, ok := obj1.(time.Time)
if !ok {
timeObj1 = obj1Value.Convert(timeType).Interface().(time.Time)
}
timeObj2, ok := obj2.(time.Time)
if !ok {
timeObj2 = obj2Value.Convert(timeType).Interface().(time.Time)
}
return compare(timeObj1.UnixNano(), timeObj2.UnixNano(), reflect.Int64)
}
}
return compareEqual, false
}
// Greater asserts that the first element is greater than the second
//
// assert.Greater(t, 2, 1)
// assert.Greater(t, float64(2), float64(1))
// assert.Greater(t, "b", "a")
func Greater(t TestingT, e1 interface{}, e2 interface{}, msgAndArgs ...interface{}) bool {
if h, ok := t.(tHelper); ok {
h.Helper()
}
return compareTwoValues(t, e1, e2, []CompareType{compareGreater}, "\"%v\" is not greater than \"%v\"", msgAndArgs...)
}
// GreaterOrEqual asserts that the first element is greater than or equal to the second
//
// assert.GreaterOrEqual(t, 2, 1)
// assert.GreaterOrEqual(t, 2, 2)
// assert.GreaterOrEqual(t, "b", "a")
// assert.GreaterOrEqual(t, "b", "b")
func GreaterOrEqual(t TestingT, e1 interface{}, e2 interface{}, msgAndArgs ...interface{}) bool {
if h, ok := t.(tHelper); ok {
h.Helper()
}
return compareTwoValues(t, e1, e2, []CompareType{compareGreater, compareEqual}, "\"%v\" is not greater than or equal to \"%v\"", msgAndArgs...)
}
// Less asserts that the first element is less than the second
//
// assert.Less(t, 1, 2)
// assert.Less(t, float64(1), float64(2))
// assert.Less(t, "a", "b")
func Less(t TestingT, e1 interface{}, e2 interface{}, msgAndArgs ...interface{}) bool {
if h, ok := t.(tHelper); ok {
h.Helper()
}
return compareTwoValues(t, e1, e2, []CompareType{compareLess}, "\"%v\" is not less than \"%v\"", msgAndArgs...)
}
// LessOrEqual asserts that the first element is less than or equal to the second
//
// assert.LessOrEqual(t, 1, 2)
// assert.LessOrEqual(t, 2, 2)
// assert.LessOrEqual(t, "a", "b")
// assert.LessOrEqual(t, "b", "b")
func LessOrEqual(t TestingT, e1 interface{}, e2 interface{}, msgAndArgs ...interface{}) bool {
if h, ok := t.(tHelper); ok {
h.Helper()
}
return compareTwoValues(t, e1, e2, []CompareType{compareLess, compareEqual}, "\"%v\" is not less than or equal to \"%v\"", msgAndArgs...)
}
// Positive asserts that the specified element is positive
//
// assert.Positive(t, 1)
// assert.Positive(t, 1.23)
func Positive(t TestingT, e interface{}, msgAndArgs ...interface{}) bool {
if h, ok := t.(tHelper); ok {
h.Helper()
}
zero := reflect.Zero(reflect.TypeOf(e))
return compareTwoValues(t, e, zero.Interface(), []CompareType{compareGreater}, "\"%v\" is not positive", msgAndArgs...)
}
// Negative asserts that the specified element is negative
//
// assert.Negative(t, -1)
// assert.Negative(t, -1.23)
func Negative(t TestingT, e interface{}, msgAndArgs ...interface{}) bool {
if h, ok := t.(tHelper); ok {
h.Helper()
}
zero := reflect.Zero(reflect.TypeOf(e))
return compareTwoValues(t, e, zero.Interface(), []CompareType{compareLess}, "\"%v\" is not negative", msgAndArgs...)
}
func compareTwoValues(t TestingT, e1 interface{}, e2 interface{}, allowedComparesResults []CompareType, failMessage string, msgAndArgs ...interface{}) bool {
if h, ok := t.(tHelper); ok {
h.Helper()
}
e1Kind := reflect.ValueOf(e1).Kind()
e2Kind := reflect.ValueOf(e2).Kind()
if e1Kind != e2Kind {
return Fail(t, "Elements should be the same type", msgAndArgs...)
}
compareResult, isComparable := compare(e1, e2, e1Kind)
if !isComparable {
return Fail(t, fmt.Sprintf("Can not compare type \"%s\"", reflect.TypeOf(e1)), msgAndArgs...)
}
if !containsValue(allowedComparesResults, compareResult) {
return Fail(t, fmt.Sprintf(failMessage, e1, e2), msgAndArgs...)
}
return true
}
func containsValue(values []CompareType, value CompareType) bool {
for _, v := range values {
if v == value {
return true
}
}
return false
}