/
errorx_test.go
317 lines (249 loc) · 7.52 KB
/
errorx_test.go
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package errorx_test
import (
"errors"
"fmt"
"testing"
"github.com/gookit/goutil/errorx"
"github.com/gookit/goutil/testutil/assert"
)
func returnErr(msg string) error {
return errorx.Raw(msg)
}
func returnErrL2(msg string) error {
return returnErr(msg)
}
func returnXErr(msg string) error {
return errorx.New(msg)
}
func returnXErrL2(msg string) error {
return returnXErr(msg)
}
func TestNew(t *testing.T) {
err := returnXErrL2("the error message")
assert.Err(t, err)
fmt.Println(err)
// fmt.Printf("%v\n", err)
// fmt.Printf("%#v\n", err)
}
func TestRawGoErr(t *testing.T) {
assert.Err(t, errorx.E("error message"))
assert.Err(t, errorx.Err("error message"))
assert.Err(t, errorx.Raw("error message"))
assert.Err(t, errorx.Ef("error %s", "message"))
assert.Err(t, errorx.Errf("error %s", "message"))
assert.Err(t, errorx.Rawf("error %s", "message"))
}
func TestNewf(t *testing.T) {
err := errorx.Newf("error %s", "message")
assert.Err(t, err)
fmt.Printf("%+v\n", err)
err = errorx.Errorf("error %s", "message")
assert.Err(t, err)
fmt.Printf("%#v\n", err)
}
func TestWith_goerr(t *testing.T) {
err1 := returnErr("first error message")
assert.Err(t, err1)
err2 := errorx.With(err1, "second error message")
assert.Err(t, err2)
assert.True(t, errorx.Has(err2, err1))
assert.True(t, errorx.Is(err2, err1))
fmt.Println(err2)
// fmt.Printf("%v\n", err2)
}
func TestWith_errorx(t *testing.T) {
err1 := returnXErr("first error message")
assert.Err(t, err1)
err2 := errorx.With(err1, "second error message")
assert.Err(t, err2)
assert.True(t, errorx.Has(err2, err1))
assert.True(t, errorx.Is(err2, err1))
fmt.Println(err2)
// fmt.Printf("%v\n", err2)
}
func TestWithf_goerr(t *testing.T) {
err1 := returnErr("first error message")
assert.Err(t, err1)
err2 := errorx.Withf(err1, "second error %s", "message")
assert.Err(t, err2)
assert.True(t, errorx.Has(err2, err1))
assert.True(t, errorx.Is(err2, err1))
// fmt.Println(err2)
fmt.Printf("%v\n", err2)
}
func TestWithPrev_goerr(t *testing.T) {
err1 := returnErr("first error message")
assert.Err(t, err1)
err2 := errorx.WithPrev(err1, "second error message")
assert.Err(t, err2)
assert.True(t, errorx.Has(err2, err1))
assert.True(t, errorx.Is(err2, err1))
fmt.Println(err2)
// fmt.Printf("%v\n", err2)
}
func TestWithPrev_errorx(t *testing.T) {
err1 := returnXErr("first error message")
assert.Err(t, err1)
err2 := errorx.WithPrev(err1, "second error message")
assert.Err(t, err2)
assert.True(t, errorx.Has(err2, err1))
assert.True(t, errorx.Is(err2, err1))
// fmt.Println(err2)
fmt.Printf("%v\n", err2)
}
func TestWithPrev_errorx_l2(t *testing.T) {
err1 := returnXErrL2("first error message")
assert.Err(t, err1)
err2 := errorx.WithPrevf(err1, "second error %s", "message")
assert.Err(t, err2)
assert.True(t, errorx.Has(err2, err1))
assert.True(t, errorx.Is(err2, err1))
// assert.True(t, errorx.Is(err2, &errorx.ErrorX{}))
// fmt.Println(err2)
fmt.Printf("%v\n", err2)
fmt.Println("--- Use format flag: s")
fmt.Printf("%s\n", err2)
}
func TestStacked_goerr(t *testing.T) {
assert.Nil(t, errorx.Stacked(nil))
assert.Nil(t, errorx.Traced(nil))
err1 := errorx.E("first error message")
assert.Err(t, err1)
err2 := errorx.Stacked(err1)
assert.Err(t, err2)
fmt.Printf("%+v\n", err2)
}
func TestStacked_goerr_l2(t *testing.T) {
err1 := returnErrL2("first error message")
assert.Err(t, err1)
err2 := errorx.Traced(err1)
assert.Err(t, err2)
fmt.Printf("%v\n", err2)
fmt.Println("use format flag: s")
fmt.Printf("%s\n", err2)
}
func TestStacked_errorx(t *testing.T) {
err1 := returnXErr("first error message")
assert.Err(t, err1)
err2 := errorx.WithStack(err1)
assert.Err(t, err2)
fmt.Printf("%+v\n", err2)
assert.Nil(t, errorx.WithStack(nil))
}
func TestTo_ErrorX(t *testing.T) {
var ex *errorx.ErrorX
err := returnXErrL2("an error message")
assert.Err(t, err)
assert.True(t, errorx.To(err, &ex))
assert.Contains(t, ex.Location(), "github.com/gookit/goutil/errorx_test.returnXErr(), errorx_test.go")
assert.Eq(t, "an error message", ex.Message())
assert.Contains(t, ex.StackString(), "github.com/gookit/goutil/errorx_test.returnXErr()")
fn := ex.CallerFunc()
assert.NotNil(t, fn)
assert.Eq(t, "github.com/gookit/goutil/errorx_test.returnXErr", fn.Name())
assert.Contains(t, fn.String(), "errorx_test.returnXErr()")
}
func TestWrap(t *testing.T) {
err := errors.New("first error message")
assert.Nil(t, errorx.Unwrap(err))
assert.Nil(t, errorx.Previous(err))
assert.Eq(t, "first error message", errorx.Cause(err).Error())
fmt.Println("----------------F------------------")
fmt.Println(err)
fmt.Println("----------------S------------------")
err = errorx.Wrap(err, "second error message")
assert.Err(t, err)
_, ok := err.(*errorx.ErrorX)
assert.True(t, ok)
fmt.Println(err)
var ex *errorx.ErrorX
assert.True(t, errorx.To(err, &ex))
assert.Nil(t, ex.CallerFunc())
assert.Eq(t, "unknown", ex.Location())
assert.Eq(t, "", ex.StackString())
assert.Eq(t, "second error message", ex.Message())
ex, ok = errorx.ToErrorX(err)
assert.True(t, ok)
assert.Eq(t, "second error message", ex.Message())
fmt.Println("----------------T------------------")
err = errorx.Wrap(err, "third error message")
assert.Err(t, err)
fmt.Println(err)
fmt.Println("err.Error():")
fmt.Println(err.Error())
assert.Eq(t, "first error message", errorx.Cause(err).Error())
assert.Contains(t, errorx.Unwrap(err).Error(), "second error message")
err = errorx.Wrap(nil, "error message")
assert.Err(t, err)
_, ok = err.(*errorx.ErrorX)
assert.False(t, ok)
_, ok = errorx.ToErrorX(err)
assert.False(t, ok)
}
func TestCause(t *testing.T) {
assert.Nil(t, errorx.Cause(nil))
assert.Nil(t, errorx.Unwrap(nil))
}
func TestWrapf(t *testing.T) {
err := errorx.Rawf("first error %s", "message")
assert.Panics(t, func() {
_ = errorx.MustEX(err)
})
err = errorx.Wrapf(err, "second error %s", "message")
assert.Err(t, err)
assert.True(t, errorx.IsErrorX(err))
ex, ok := errorx.ToErrorX(err)
assert.True(t, ok)
assert.Eq(t, "second error message", ex.Message())
fmt.Println(err)
fmt.Println("err.Error():")
fmt.Println(err.Error())
err = errorx.Wrapf(nil, "first error %s", "message")
assert.Eq(t, "first error message", err.Error())
}
func TestWithOptions(t *testing.T) {
err := errorx.WithOptions("err msg", errorx.SkipDepth(3), errorx.TraceDepth(10))
// fmt.Println(err.Error())
assert.Eq(t, "err msg", err.Error())
assert.True(t, errorx.IsErrorX(err))
s := errorx.MustEX(err).StackString()
assert.StrContains(t, s, "TestWithOptions")
}
func TestErrorX_Format(t *testing.T) {
err := errorx.New("first error message")
err = errorx.Wrap(err, "second error message")
err = errorx.Wrap(err, "third error message")
assert.Err(t, err)
fmt.Println(err)
ex, ok := errorx.ToErrorX(err)
assert.True(t, ok)
s := ex.String()
// fmt.Println(s)
assert.StrContains(t, s, "third error message")
assert.StrContains(t, s, "Previous: second error message")
assert.StrContains(t, s, "Previous: first error message")
err = ex.Cause()
assert.Err(t, err)
assert.Eq(t, "first error message", err.Error())
}
type MyError struct {
Msg string
}
func (e MyError) Error() string {
return e.Msg
}
func TestTo(t *testing.T) {
err := returnMyErr()
var mye *MyError
assert.True(t, errorx.To(err, &mye))
assert.Eq(t, err.Error(), mye.Msg)
assert.Eq(t, "an error", mye.Msg)
mye1 := new(MyError)
// var mye1 *MyError
assert.True(t, errorx.As(err, &mye1))
assert.Eq(t, err.Error(), mye1.Msg)
assert.Eq(t, "an error", mye1.Msg)
}
func returnMyErr() error {
return &MyError{Msg: "an error"}
}