(t *testing.T)
| 117 | } |
| 118 | |
| 119 | func TestReadNewBytes(t *testing.T) { |
| 120 | |
| 121 | t.Run("reads new bytes", func(t *testing.T) { |
| 122 | r := bufio.NewReader(bytes.NewReader([]byte("foobar"))) |
| 123 | |
| 124 | b, remain, err := readNewBytes(r, 6, 3) |
| 125 | if string(b) != "foo" { |
| 126 | t.Error("should have returned 3 bytes") |
| 127 | } |
| 128 | if remain != 3 { |
| 129 | t.Error("should have calculated remaining correctly") |
| 130 | } |
| 131 | if err != nil { |
| 132 | t.Error("should not have errored") |
| 133 | } |
| 134 | |
| 135 | b, remain, err = readNewBytes(r, remain, 3) |
| 136 | if string(b) != "bar" { |
| 137 | t.Error("should have returned 3 bytes") |
| 138 | } |
| 139 | if remain != 0 { |
| 140 | t.Error("should have calculated remaining correctly") |
| 141 | } |
| 142 | if err != nil { |
| 143 | t.Error("should not have errored") |
| 144 | } |
| 145 | |
| 146 | b, err = r.Peek(0) |
| 147 | if len(b) > 0 { |
| 148 | t.Error("not all bytes were consumed") |
| 149 | } |
| 150 | if err != nil { |
| 151 | t.Error("should not have errored during peek") |
| 152 | } |
| 153 | }) |
| 154 | |
| 155 | t.Run("discards bytes when insufficient", func(t *testing.T) { |
| 156 | r := bufio.NewReader(bytes.NewReader([]byte("foo"))) |
| 157 | b, remain, err := readNewBytes(bufio.NewReader(r), 3, 4) |
| 158 | if string(b) != "foo" { |
| 159 | t.Error("should have returned available bytes") |
| 160 | } |
| 161 | if remain != 0 { |
| 162 | t.Error("all bytes should have been consumed") |
| 163 | } |
| 164 | if !errors.Is(err, errShortRead) { |
| 165 | t.Error("should have returned errShortRead") |
| 166 | } |
| 167 | b, err = r.Peek(0) |
| 168 | if len(b) > 0 { |
| 169 | t.Error("not all bytes were consumed") |
| 170 | } |
| 171 | if err != nil { |
| 172 | t.Error("should not have errored during peek") |
| 173 | } |
| 174 | }) |
| 175 | } |
| 176 |
nothing calls this directly
no test coverage detected