email_test.go 797 B

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  1. package validate
  2. import (
  3. "errors"
  4. "fmt"
  5. "testing"
  6. )
  7. func ExampleEmail() {
  8. fmt.Println(Email("not an email"))
  9. // Output: invalid email address
  10. }
  11. func FuzzEmail(f *testing.F) {
  12. want := ErrInvalidEmail
  13. f.Fuzz(func(t *testing.T, input string) {
  14. got := Email(input)
  15. if !errors.Is(got, want) {
  16. t.Error("got", got)
  17. t.Error("want", want)
  18. }
  19. })
  20. }
  21. func TestEmail(t *testing.T) {
  22. testCases := map[string]error{
  23. "test@example.com": nil,
  24. "firstname.lastname@some-website.co.uk": nil,
  25. "not an email": ErrInvalidEmail,
  26. "testexample.com": ErrInvalidEmail,
  27. }
  28. for input, want := range testCases {
  29. t.Run(input, func(t *testing.T) {
  30. got := Email(input)
  31. if !errors.Is(got, want) {
  32. t.Error("got", got)
  33. t.Error("want", want)
  34. }
  35. })
  36. }
  37. }