{"", ""},
	{"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)
		}
	}
}