diff options
Diffstat (limited to 'src/pkg/strings/strings_test.go')
| -rw-r--r-- | src/pkg/strings/strings_test.go | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/pkg/strings/strings_test.go b/src/pkg/strings/strings_test.go index ce77c5c2f..e3e7f38ae 100644 --- a/src/pkg/strings/strings_test.go +++ b/src/pkg/strings/strings_test.go @@ -279,6 +279,19 @@ func TestMap(t *testing.T) { if m != expect { t.Errorf("rot13: expected %q got %q", expect, m) } + + // 5. Drop + dropNotLatin := func(rune int) int { + if unicode.Is(unicode.Latin, rune) { + return rune + } + return -1; + }; + m = Map(dropNotLatin, "Hello, 세계"); + expect = "Hello"; + if m != expect { + t.Errorf("drop: expected %q got %q", expect, m) + } } func TestToUpper(t *testing.T) { runStringTests(t, ToUpper, "ToUpper", upperTests) } |