From 3ee0744c06503eece696a615b1f8b37b4a0ed8a8 Mon Sep 17 00:00:00 2001
From: Dave Cheney <dave@cheney.net>
Date: Wed, 11 Sep 2013 21:20:15 +1000
Subject: bytes: additional test coverage

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
---
 src/pkg/bytes/bytes_test.go | 50 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

(limited to 'src/pkg/bytes/bytes_test.go')

diff --git a/src/pkg/bytes/bytes_test.go b/src/pkg/bytes/bytes_test.go
index 29134ac0be..ab5da4fbf0 100644
--- a/src/pkg/bytes/bytes_test.go
+++ b/src/pkg/bytes/bytes_test.go
@@ -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.
-- 
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