func Len(t TestingT, object interface{}, length int, msgAndArgs ...interface{}) {
	if assert.Len(t, object, length, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
Len asserts that the specified object has specific length.
Len also fails if the object has a type that len() not accept.

assert.Len(t, mySlice, 3)
package require
import (
	assert "github.com/stretchr/testify/assert"
	http "net/http"
	url "net/url"
	time "time"
)
func Condition(t TestingT, comp assert.Comparison, msgAndArgs ...interface{}) {
	if assert.Condition(t, comp, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Conditionf(t TestingT, comp assert.Comparison, msg string, args ...interface{}) {
	if assert.Conditionf(t, comp, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Contains(t TestingT, s interface{}, contains interface{}, msgAndArgs ...interface{}) {
	if assert.Contains(t, s, contains, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Containsf(t TestingT, s interface{}, contains interface{}, msg string, args ...interface{}) {
	if assert.Containsf(t, s, contains, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func DirExists(t TestingT, path string, msgAndArgs ...interface{}) {
	if assert.DirExists(t, path, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func DirExistsf(t TestingT, path string, msg string, args ...interface{}) {
	if assert.DirExistsf(t, path, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func ElementsMatch(t TestingT, listA interface{}, listB interface{}, msgAndArgs ...interface{}) {
	if assert.ElementsMatch(t, listA, listB, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func ElementsMatchf(t TestingT, listA interface{}, listB interface{}, msg string, args ...interface{}) {
	if assert.ElementsMatchf(t, listA, listB, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Empty(t TestingT, object interface{}, msgAndArgs ...interface{}) {
	if assert.Empty(t, object, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Emptyf(t TestingT, object interface{}, msg string, args ...interface{}) {
	if assert.Emptyf(t, object, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Equal(t TestingT, expected interface{}, actual interface{}, msgAndArgs ...interface{}) {
	if assert.Equal(t, expected, actual, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func EqualError(t TestingT, theError error, errString string, msgAndArgs ...interface{}) {
	if assert.EqualError(t, theError, errString, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func EqualErrorf(t TestingT, theError error, errString string, msg string, args ...interface{}) {
	if assert.EqualErrorf(t, theError, errString, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func EqualValues(t TestingT, expected interface{}, actual interface{}, msgAndArgs ...interface{}) {
	if assert.EqualValues(t, expected, actual, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func EqualValuesf(t TestingT, expected interface{}, actual interface{}, msg string, args ...interface{}) {
	if assert.EqualValuesf(t, expected, actual, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Equalf(t TestingT, expected interface{}, actual interface{}, msg string, args ...interface{}) {
	if assert.Equalf(t, expected, actual, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Error(t TestingT, err error, msgAndArgs ...interface{}) {
	if assert.Error(t, err, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Errorf(t TestingT, err error, msg string, args ...interface{}) {
	if assert.Errorf(t, err, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Exactly(t TestingT, expected interface{}, actual interface{}, msgAndArgs ...interface{}) {
	if assert.Exactly(t, expected, actual, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Exactlyf(t TestingT, expected interface{}, actual interface{}, msg string, args ...interface{}) {
	if assert.Exactlyf(t, expected, actual, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Fail(t TestingT, failureMessage string, msgAndArgs ...interface{}) {
	if assert.Fail(t, failureMessage, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func FailNow(t TestingT, failureMessage string, msgAndArgs ...interface{}) {
	if assert.FailNow(t, failureMessage, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func FailNowf(t TestingT, failureMessage string, msg string, args ...interface{}) {
	if assert.FailNowf(t, failureMessage, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Failf(t TestingT, failureMessage string, msg string, args ...interface{}) {
	if assert.Failf(t, failureMessage, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func False(t TestingT, value bool, msgAndArgs ...interface{}) {
	if assert.False(t, value, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Falsef(t TestingT, value bool, msg string, args ...interface{}) {
	if assert.Falsef(t, value, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func FileExists(t TestingT, path string, msgAndArgs ...interface{}) {
	if assert.FileExists(t, path, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func FileExistsf(t TestingT, path string, msg string, args ...interface{}) {
	if assert.FileExistsf(t, path, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func HTTPBodyContains(t TestingT, handler http.HandlerFunc, method string, url string, values url.Values, str interface{}, msgAndArgs ...interface{}) {
	if assert.HTTPBodyContains(t, handler, method, url, values, str, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func HTTPBodyContainsf(t TestingT, handler http.HandlerFunc, method string, url string, values url.Values, str interface{}, msg string, args ...interface{}) {
	if assert.HTTPBodyContainsf(t, handler, method, url, values, str, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func HTTPBodyNotContains(t TestingT, handler http.HandlerFunc, method string, url string, values url.Values, str interface{}, msgAndArgs ...interface{}) {
	if assert.HTTPBodyNotContains(t, handler, method, url, values, str, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func HTTPBodyNotContainsf(t TestingT, handler http.HandlerFunc, method string, url string, values url.Values, str interface{}, msg string, args ...interface{}) {
	if assert.HTTPBodyNotContainsf(t, handler, method, url, values, str, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func HTTPError(t TestingT, handler http.HandlerFunc, method string, url string, values url.Values, msgAndArgs ...interface{}) {
	if assert.HTTPError(t, handler, method, url, values, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func HTTPErrorf(t TestingT, handler http.HandlerFunc, method string, url string, values url.Values, msg string, args ...interface{}) {
	if assert.HTTPErrorf(t, handler, method, url, values, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func HTTPRedirect(t TestingT, handler http.HandlerFunc, method string, url string, values url.Values, msgAndArgs ...interface{}) {
	if assert.HTTPRedirect(t, handler, method, url, values, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func HTTPRedirectf(t TestingT, handler http.HandlerFunc, method string, url string, values url.Values, msg string, args ...interface{}) {
	if assert.HTTPRedirectf(t, handler, method, url, values, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func HTTPSuccess(t TestingT, handler http.HandlerFunc, method string, url string, values url.Values, msgAndArgs ...interface{}) {
	if assert.HTTPSuccess(t, handler, method, url, values, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func HTTPSuccessf(t TestingT, handler http.HandlerFunc, method string, url string, values url.Values, msg string, args ...interface{}) {
	if assert.HTTPSuccessf(t, handler, method, url, values, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Implements(t TestingT, interfaceObject interface{}, object interface{}, msgAndArgs ...interface{}) {
	if assert.Implements(t, interfaceObject, object, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func Implementsf(t TestingT, interfaceObject interface{}, object interface{}, msg string, args ...interface{}) {
	if assert.Implementsf(t, interfaceObject, object, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func InDelta(t TestingT, expected interface{}, actual interface{}, delta float64, msgAndArgs ...interface{}) {
	if assert.InDelta(t, expected, actual, delta, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func InDeltaMapValues(t TestingT, expected interface{}, actual interface{}, delta float64, msgAndArgs ...interface{}) {
	if assert.InDeltaMapValues(t, expected, actual, delta, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func InDeltaMapValuesf(t TestingT, expected interface{}, actual interface{}, delta float64, msg string, args ...interface{}) {
	if assert.InDeltaMapValuesf(t, expected, actual, delta, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func InDeltaSlice(t TestingT, expected interface{}, actual interface{}, delta float64, msgAndArgs ...interface{}) {
	if assert.InDeltaSlice(t, expected, actual, delta, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func InDeltaSlicef(t TestingT, expected interface{}, actual interface{}, delta float64, msg string, args ...interface{}) {
	if assert.InDeltaSlicef(t, expected, actual, delta, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func InDeltaf(t TestingT, expected interface{}, actual interface{}, delta float64, msg string, args ...interface{}) {
	if assert.InDeltaf(t, expected, actual, delta, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func InEpsilon(t TestingT, expected interface{}, actual interface{}, epsilon float64, msgAndArgs ...interface{}) {
	if assert.InEpsilon(t, expected, actual, epsilon, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func InEpsilonSlice(t TestingT, expected interface{}, actual interface{}, epsilon float64, msgAndArgs ...interface{}) {
	if assert.InEpsilonSlice(t, expected, actual, epsilon, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func InEpsilonSlicef(t TestingT, expected interface{}, actual interface{}, epsilon float64, msg string, args ...interface{}) {
	if assert.InEpsilonSlicef(t, expected, actual, epsilon, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func InEpsilonf(t TestingT, expected interface{}, actual interface{}, epsilon float64, msg string, args ...interface{}) {
	if assert.InEpsilonf(t, expected, actual, epsilon, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func IsType(t TestingT, expectedType interface{}, object interface{}, msgAndArgs ...interface{}) {
	if assert.IsType(t, expectedType, object, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func IsTypef(t TestingT, expectedType interface{}, object interface{}, msg string, args ...interface{}) {
	if assert.IsTypef(t, expectedType, object, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func JSONEq(t TestingT, expected string, actual string, msgAndArgs ...interface{}) {
	if assert.JSONEq(t, expected, actual, msgAndArgs...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}
func JSONEqf(t TestingT, expected string, actual string, msg string, args ...interface{}) {
	if assert.JSONEqf(t, expected, actual, msg, args...) {
		return
	}
	if h, ok := t.(tHelper); ok {
		h.Helper()
	}
	t.FailNow()
}