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path: root/src/pkg/utf8/string_test.go
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Diffstat (limited to 'src/pkg/utf8/string_test.go')
-rw-r--r--src/pkg/utf8/string_test.go114
1 files changed, 0 insertions, 114 deletions
diff --git a/src/pkg/utf8/string_test.go b/src/pkg/utf8/string_test.go
deleted file mode 100644
index f376b628c..000000000
--- a/src/pkg/utf8/string_test.go
+++ /dev/null
@@ -1,114 +0,0 @@
-// Copyright 2009 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package utf8_test
-
-import (
- "rand"
- "testing"
- . "utf8"
-)
-
-func TestScanForwards(t *testing.T) {
- for _, s := range testStrings {
- runes := []int(s)
- str := NewString(s)
- if str.RuneCount() != len(runes) {
- t.Errorf("%s: expected %d runes; got %d", s, len(runes), str.RuneCount())
- break
- }
- for i, expect := range runes {
- got := str.At(i)
- if got != expect {
- t.Errorf("%s[%d]: expected %c (%U); got %c (%U)", s, i, expect, expect, got, got)
- }
- }
- }
-}
-
-func TestScanBackwards(t *testing.T) {
- for _, s := range testStrings {
- runes := []int(s)
- str := NewString(s)
- if str.RuneCount() != len(runes) {
- t.Errorf("%s: expected %d runes; got %d", s, len(runes), str.RuneCount())
- break
- }
- for i := len(runes) - 1; i >= 0; i-- {
- expect := runes[i]
- got := str.At(i)
- if got != expect {
- t.Errorf("%s[%d]: expected %c (%U); got %c (%U)", s, i, expect, expect, got, got)
- }
- }
- }
-}
-
-func randCount() int {
- if testing.Short() {
- return 100
- }
- return 100000
-}
-
-func TestRandomAccess(t *testing.T) {
- for _, s := range testStrings {
- if len(s) == 0 {
- continue
- }
- runes := []int(s)
- str := NewString(s)
- if str.RuneCount() != len(runes) {
- t.Errorf("%s: expected %d runes; got %d", s, len(runes), str.RuneCount())
- break
- }
- for j := 0; j < randCount(); j++ {
- i := rand.Intn(len(runes))
- expect := runes[i]
- got := str.At(i)
- if got != expect {
- t.Errorf("%s[%d]: expected %c (%U); got %c (%U)", s, i, expect, expect, got, got)
- }
- }
- }
-}
-
-func TestRandomSliceAccess(t *testing.T) {
- for _, s := range testStrings {
- if len(s) == 0 || s[0] == '\x80' { // the bad-UTF-8 string fools this simple test
- continue
- }
- runes := []int(s)
- str := NewString(s)
- if str.RuneCount() != len(runes) {
- t.Errorf("%s: expected %d runes; got %d", s, len(runes), str.RuneCount())
- break
- }
- for k := 0; k < randCount(); k++ {
- i := rand.Intn(len(runes))
- j := rand.Intn(len(runes) + 1)
- if i > j { // include empty strings
- continue
- }
- expect := string(runes[i:j])
- got := str.Slice(i, j)
- if got != expect {
- t.Errorf("%s[%d:%d]: expected %q got %q", s, i, j, expect, got)
- }
- }
- }
-}
-
-func TestLimitSliceAccess(t *testing.T) {
- for _, s := range testStrings {
- str := NewString(s)
- if str.Slice(0, 0) != "" {
- t.Error("failure with empty slice at beginning")
- }
- nr := RuneCountInString(s)
- if str.Slice(nr, nr) != "" {
- t.Error("failure with empty slice at end")
- }
- }
-}