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package apperrors
import (
"errors"
"testing"
pkgerrors "github.com/pkg/errors"
"github.com/stretchr/testify/assert"
)
func TestNew(t *testing.T) {
err := New("message")
assert.Equal(t, "message", err.Error())
appErr := Unwrap(err)
assert.Equal(t, err.Error(), appErr.Err.Error())
assert.Equal(t, "", appErr.Message)
assert.NotEmpty(t, appErr.StackTrace)
assert.Equal(t, "TestNew", appErr.StackTrace[0].Func)
}
func TestErrorf(t *testing.T) {
err := Errorf("message %d", 123)
assert.Equal(t, "message 123", err.Error())
appErr := Unwrap(err)
assert.Equal(t, err.Error(), appErr.Err.Error())
assert.Equal(t, "", appErr.Message)
assert.NotEmpty(t, appErr.StackTrace)
assert.Equal(t, "TestErrorf", appErr.StackTrace[0].Func)
}
func TestWithMessage(t *testing.T) {
t.Run("nil", func(t *testing.T) {
err := WithMessage(nil, "message")
assert.Equal(t, nil, err)
})
t.Run("bare", func(t *testing.T) {
err0 := errors.New("original")
err1 := WithMessage(err0, "message")
assert.Equal(t, "message", err1.Error())
appErr := Unwrap(err1)
assert.Equal(t, err0, appErr.Err)
assert.Equal(t, err1.Error(), appErr.Message)
})
t.Run("already wrapped", func(t *testing.T) {
err0 := errors.New("original")
err1 := &Error{
Err: err0,
Message: "message 1",
StatusCode: 400,
}
err2 := WithMessage(err1, "message 2")
assert.Equal(t, "message 2", err2.Error())
{
appErr := Unwrap(err1)
assert.Equal(t, err0, appErr.Err)
assert.Equal(t, err1.Error(), appErr.Message)
assert.Equal(t, 400, appErr.StatusCode)
}
{
appErr := Unwrap(err2)
assert.Equal(t, err0, appErr.Err)
assert.Equal(t, err2.Error(), appErr.Message)
assert.Equal(t, 400, appErr.StatusCode)
}
})
}
func TestWithStatusCode(t *testing.T) {
t.Run("nil", func(t *testing.T) {
err := WithStatusCode(nil, 200)
assert.Equal(t, nil, err)
})
t.Run("bare", func(t *testing.T) {
err0 := errors.New("original")
err1 := WithStatusCode(err0, 200)
appErr := Unwrap(err1)
assert.Equal(t, err0, appErr.Err)
assert.Equal(t, "", appErr.Message)
})
t.Run("already wrapped", func(t *testing.T) {
err0 := errors.New("original")
err1 := &Error{
Err: err0,
Message: "message 1",
StatusCode: 400,
}
err2 := WithStatusCode(err1, 500)
{
appErr := Unwrap(err1)
assert.Equal(t, err0, appErr.Err)
assert.Equal(t, err1.Error(), appErr.Message)
assert.Equal(t, 400, appErr.StatusCode)
}
{
appErr := Unwrap(err2)
assert.Equal(t, err0, appErr.Err)
assert.Equal(t, err1.Error(), appErr.Message)
assert.Equal(t, 500, appErr.StatusCode)
}
})
}
func TestWithReport(t *testing.T) {
t.Run("nil", func(t *testing.T) {
err := WithReport(nil)
assert.Equal(t, nil, err)
})
t.Run("bare", func(t *testing.T) {
err0 := errors.New("original")
err1 := WithReport(err0)
appErr := Unwrap(err1)
assert.Equal(t, err0, appErr.Err)
assert.Equal(t, "", appErr.Message)
})
t.Run("already wrapped", func(t *testing.T) {
err0 := errors.New("original")
err1 := WithReport(err0)
err2 := WithReport(err1)
{
appErr := Unwrap(err1)
assert.Equal(t, err0, appErr.Err)
assert.Equal(t, true, appErr.Report)
}
{
appErr := Unwrap(err2)
assert.Equal(t, err0, appErr.Err)
assert.Equal(t, true, appErr.Report)
}
})
}
func TestUnwrap(t *testing.T) {
t.Run("nil", func(t *testing.T) {
appErr := Unwrap(nil)
assert.Nil(t, appErr)
})
}
func TestWrap(t *testing.T) {
t.Run("nil", func(t *testing.T) {
appErr := Wrap(nil)
assert.Nil(t, appErr)
})
t.Run("bare", func(t *testing.T) {
err0 := errors.New("original")
err1 := wrapOrigin(err0)
assert.Equal(t, "original", err1.Error())
appErr := Unwrap(err1)
assert.Equal(t, err0, appErr.Err)
assert.Equal(t, "", appErr.Message)
assert.NotEmpty(t, appErr.StackTrace)
assert.Equal(t, "wrapOrigin", appErr.StackTrace[0].Func)
})
t.Run("already wrapped", func(t *testing.T) {
err0 := errors.New("original")
err1 := wrapOrigin(err0)
err2 := wrapOrigin(err1)
assert.Equal(t, "original", err2.Error())
appErr := Unwrap(err2)
assert.Equal(t, err0, appErr.Err)
assert.Equal(t, "", appErr.Message)
assert.NotEmpty(t, appErr.StackTrace)
assert.Equal(t, "wrapOrigin", appErr.StackTrace[0].Func)
})
t.Run("with pkg/errors", func(t *testing.T) {
t.Run("pkg/errors.New", func(t *testing.T) {
err0 := pkgErrorsNew("original")
err1 := wrapOrigin(err0)
assert.Equal(t, "original", err1.Error())
appErr := Unwrap(err1)
assert.Equal(t, err0, appErr.Err)
assert.Equal(t, "", appErr.Message)
assert.NotEmpty(t, appErr.StackTrace)
assert.Equal(t, "pkgErrorsNew", appErr.StackTrace[0].Func)
})
t.Run("pkg/errors.Wrap", func(t *testing.T) {
err0 := errors.New("original")
err1 := pkgErrorsWrap(err0, "message")
err2 := wrapOrigin(err1)
assert.Equal(t, "message: original", err2.Error())
appErr := Unwrap(err2)
assert.Equal(t, err0, appErr.Err)
assert.Equal(t, "message: original", appErr.Message)
assert.NotEmpty(t, appErr.StackTrace)
assert.Equal(t, "pkgErrorsWrap", appErr.StackTrace[0].Func)
})
})
}
func TestAll(t *testing.T) {
{
appErr := Unwrap(errFunc3())
assert.Equal(t, "e2: e1: e0", appErr.Message)
assert.Equal(t, 0, appErr.StatusCode)
assert.Equal(t, false, appErr.Report)
assert.NotEmpty(t, appErr.StackTrace)
assert.Equal(t, "errFunc1", appErr.StackTrace[0].Func)
}
{
appErr := Unwrap(errFunc4())
assert.Equal(t, "e4", appErr.Message)
assert.Equal(t, 500, appErr.StatusCode)
assert.Equal(t, true, appErr.Report)
assert.NotEmpty(t, appErr.StackTrace)
assert.Equal(t, "errFunc1", appErr.StackTrace[0].Func)
}
}
func wrapOrigin(err error) error {
return Wrap(err)
}
func errFunc0() error {
return errors.New("e0")
}
func errFunc1() error {
return pkgerrors.Wrap(errFunc0(), "e1")
}
func errFunc2() error {
return pkgerrors.Wrap(errFunc1(), "e2")
}
func errFunc3() error {
return Wrap(errFunc2())
}
func errFunc4() error {
return WithReport(WithStatusCode(WithMessage(errFunc3(), "e4"), 500))
}