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bytes: additional test coverage

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Add coverage for some uncovered bytes methods. The increase in actual coverage is disapointing small.

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/13651044
This commit is contained in:
Dave Cheney 2013-09-11 21:20:15 +10:00
parent b34ec90e19
commit 3ee0744c06
2 changed files with 85 additions and 0 deletions
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50
src/pkg/bytes/bytes_test.go
View file

@ -143,6 +143,7 @@ var indexTests = []BinOpTest{
{"", "a", -1},
{"", "foo", -1},
{"fo", "foo", -1},
{"foo", "baz", -1},
{"foo", "foo", 0},
{"oofofoofooo", "f", 2},
{"oofofoofooo", "foo", 4},
@ -1082,6 +1083,24 @@ func TestTitle(t *testing.T) {
}
}
var ToTitleTests = []TitleTest{
{"", ""},
{"a", "A"},
{" aaa aaa aaa ", " AAA AAA AAA "},
{" Aaa Aaa Aaa ", " AAA AAA AAA "},
{"123a456", "123A456"},
{"double-blind", "DOUBLE-BLIND"},
{"ÿøû", "ŸØÛ"},
}
func TestToTitle(t *testing.T) {
for _, tt := range ToTitleTests {
if s := string(ToTitle([]byte(tt.in))); s != tt.out {
t.Errorf("ToTitle(%q) = %q, want %q", tt.in, s, tt.out)
}
}
}
var EqualFoldTests = []struct {
s, t string
out bool
@ -1110,6 +1129,37 @@ func TestEqualFold(t *testing.T) {
}
}
func TestBufferGrowNegative(t *testing.T) {
defer func() {
if err := recover(); err == nil {
t.Fatal("Grow(-1) should have paniced")
}
}()
var b Buffer
b.Grow(-1)
}
func TestBufferTruncateNegative(t *testing.T) {
defer func() {
if err := recover(); err == nil {
t.Fatal("Truncate(-1) should have paniced")
}
}()
var b Buffer
b.Truncate(-1)
}
func TestBufferTruncateOutOfRange(t *testing.T) {
defer func() {
if err := recover(); err == nil {
t.Fatal("Truncate(20) should have paniced")
}
}()
var b Buffer
b.Write(make([]byte, 10))
b.Truncate(20)
}
var makeFieldsInput = func() []byte {
x := make([]byte, 1<<20)
// Input is ~10% space, ~10% 2-byte UTF-8, rest ASCII non-space.