| --TEST-- |
| ob_start() chunk_size: confirm buffer is flushed after any output call that causes its length to equal or exceed chunk_size. |
| --INI-- |
| opcache.optimization_level=0 |
| --FILE-- |
| <?php |
| |
| |
| |
| |
| function callback($string) { |
| global $callback_invocations; |
| $callback_invocations++; |
| $len = strlen($string); |
| return "f[call:$callback_invocations; len:$len]$string\n"; |
| } |
|
|
| for ($cs=-1; $cs<10; $cs++) { |
| echo "\n----( chunk_size: $cs, output append size: 1 )----\n"; |
| $callback_invocations=0; |
| ob_start('callback', $cs); |
| echo '1'; echo '2'; echo '3'; echo '4'; echo '5'; echo '6'; echo '7'; echo '8'; |
| ob_end_flush(); |
| } |
|
|
| for ($cs=-1; $cs<10; $cs++) { |
| echo "\n----( chunk_size: $cs, output append size: 4 )----\n"; |
| $callback_invocations=0; |
| ob_start('callback', $cs); |
| echo '1234'; echo '5678'; |
| ob_end_flush(); |
| } |
|
|
| ?> |
| --EXPECT-- |
| ----( chunk_size: -1, output append size: 1 )---- |
| f[call:1; len:8]12345678 |
|
|
| ----( chunk_size: 0, output append size: 1 )---- |
| f[call:1; len:8]12345678 |
|
|
| ----( chunk_size: 1, output append size: 1 )---- |
| f[call:1; len:1]1 |
| f[call:2; len:1]2 |
| f[call:3; len:1]3 |
| f[call:4; len:1]4 |
| f[call:5; len:1]5 |
| f[call:6; len:1]6 |
| f[call:7; len:1]7 |
| f[call:8; len:1]8 |
| f[call:9; len:0] |
|
|
| ----( chunk_size: 2, output append size: 1 )---- |
| f[call:1; len:2]12 |
| f[call:2; len:2]34 |
| f[call:3; len:2]56 |
| f[call:4; len:2]78 |
| f[call:5; len:0] |
|
|
| ----( chunk_size: 3, output append size: 1 )---- |
| f[call:1; len:3]123 |
| f[call:2; len:3]456 |
| f[call:3; len:2]78 |
|
|
| ----( chunk_size: 4, output append size: 1 )---- |
| f[call:1; len:4]1234 |
| f[call:2; len:4]5678 |
| f[call:3; len:0] |
|
|
| ----( chunk_size: 5, output append size: 1 )---- |
| f[call:1; len:5]12345 |
| f[call:2; len:3]678 |
|
|
| ----( chunk_size: 6, output append size: 1 )---- |
| f[call:1; len:6]123456 |
| f[call:2; len:2]78 |
|
|
| ----( chunk_size: 7, output append size: 1 )---- |
| f[call:1; len:7]1234567 |
| f[call:2; len:1]8 |
|
|
| ----( chunk_size: 8, output append size: 1 )---- |
| f[call:1; len:8]12345678 |
| f[call:2; len:0] |
|
|
| ----( chunk_size: 9, output append size: 1 )---- |
| f[call:1; len:8]12345678 |
|
|
| ----( chunk_size: -1, output append size: 4 )---- |
| f[call:1; len:8]12345678 |
|
|
| ----( chunk_size: 0, output append size: 4 )---- |
| f[call:1; len:8]12345678 |
|
|
| ----( chunk_size: 1, output append size: 4 )---- |
| f[call:1; len:4]1234 |
| f[call:2; len:4]5678 |
| f[call:3; len:0] |
|
|
| ----( chunk_size: 2, output append size: 4 )---- |
| f[call:1; len:4]1234 |
| f[call:2; len:4]5678 |
| f[call:3; len:0] |
|
|
| ----( chunk_size: 3, output append size: 4 )---- |
| f[call:1; len:4]1234 |
| f[call:2; len:4]5678 |
| f[call:3; len:0] |
|
|
| ----( chunk_size: 4, output append size: 4 )---- |
| f[call:1; len:4]1234 |
| f[call:2; len:4]5678 |
| f[call:3; len:0] |
|
|
| ----( chunk_size: 5, output append size: 4 )---- |
| f[call:1; len:8]12345678 |
| f[call:2; len:0] |
|
|
| ----( chunk_size: 6, output append size: 4 )---- |
| f[call:1; len:8]12345678 |
| f[call:2; len:0] |
|
|
| ----( chunk_size: 7, output append size: 4 )---- |
| f[call:1; len:8]12345678 |
| f[call:2; len:0] |
|
|
| ----( chunk_size: 8, output append size: 4 )---- |
| f[call:1; len:8]12345678 |
| f[call:2; len:0] |
|
|
| ----( chunk_size: 9, output append size: 4 )---- |
| f[call:1; len:8]12345678 |
|
|
