diff options
Diffstat (limited to 'libgo/go/strings/strings_test.go')
-rw-r--r-- | libgo/go/strings/strings_test.go | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/libgo/go/strings/strings_test.go b/libgo/go/strings/strings_test.go index 7bb81ef3ca1..4e21deaecde 100644 --- a/libgo/go/strings/strings_test.go +++ b/libgo/go/strings/strings_test.go @@ -120,6 +120,23 @@ func TestLastIndex(t *testing.T) { runIndexTests(t, LastIndex, "LastIndex", l func TestIndexAny(t *testing.T) { runIndexTests(t, IndexAny, "IndexAny", indexAnyTests) } func TestLastIndexAny(t *testing.T) { runIndexTests(t, LastIndexAny, "LastIndexAny", lastIndexAnyTests) } +func TestLastIndexByte(t *testing.T) { + testCases := []IndexTest{ + {"", "q", -1}, + {"abcdef", "q", -1}, + {"abcdefabcdef", "a", len("abcdef")}, // something in the middle + {"abcdefabcdef", "f", len("abcdefabcde")}, // last byte + {"zabcdefabcdef", "z", 0}, // first byte + {"a☺b☻c☹d", "b", len("a☺")}, // non-ascii + } + for _, test := range testCases { + actual := LastIndexByte(test.s, test.sep[0]) + if actual != test.out { + t.Errorf("LastIndexByte(%q,%c) = %v; want %v", test.s, test.sep[0], actual, test.out) + } + } +} + var indexRuneTests = []struct { s string rune rune @@ -569,6 +586,35 @@ func TestTrim(t *testing.T) { } } +func BenchmarkTrim(b *testing.B) { + b.ReportAllocs() + + for i := 0; i < b.N; i++ { + for _, tc := range trimTests { + name := tc.f + var f func(string, string) string + switch name { + case "Trim": + f = Trim + case "TrimLeft": + f = TrimLeft + case "TrimRight": + f = TrimRight + case "TrimPrefix": + f = TrimPrefix + case "TrimSuffix": + f = TrimSuffix + default: + b.Errorf("Undefined trim function %s", name) + } + actual := f(tc.in, tc.arg) + if actual != tc.out { + b.Errorf("%s(%q, %q) = %q; want %q", name, tc.in, tc.arg, actual, tc.out) + } + } + } +} + type predicate struct { f func(rune) bool name string |