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|
package util
import (
"errors"
"regexp"
"testing"
)
func TestMathRandAlpha(t *testing.T) {
if len(MathRandAlpha(10)) != 10 {
t.Errorf("MathRandAlpha return invalid length")
}
isLetter := regexp.MustCompile(`^[a-zA-Z]+$`).MatchString
if !isLetter(MathRandAlpha(10)) {
t.Errorf("MathRandAlpha should be AlphaNumeric only")
}
}
func TestMultiError(t *testing.T) {
rawErrs := []error{
errors.New("err1"), //nolint
errors.New("err2"), //nolint
errors.New("err3"), //nolint
errors.New("err4"), //nolint
}
errs := FlattenErrs([]error{
rawErrs[0],
nil,
rawErrs[1],
FlattenErrs([]error{
rawErrs[2],
}),
})
str := "err1\nerr2\nerr3"
if errs.Error() != str {
t.Errorf("String representation doesn't match, expected: %s, got: %s", errs.Error(), str)
}
errIs, ok := errs.(multiError) //nolint:errorlint
if !ok {
t.Fatal("FlattenErrs returns non-multiError")
}
for i := 0; i < 3; i++ {
if !errIs.Is(rawErrs[i]) {
t.Errorf("'%+v' should contains '%v'", errs, rawErrs[i])
}
}
if errIs.Is(rawErrs[3]) {
t.Errorf("'%+v' should not contains '%v'", errs, rawErrs[3])
}
}
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