| 70 | } |
| 71 | |
| 72 | function client(type, len) { |
| 73 | let chunk; |
| 74 | switch (type) { |
| 75 | case 'buf': |
| 76 | chunk = Buffer.alloc(len, 'x'); |
| 77 | break; |
| 78 | case 'utf': |
| 79 | chunk = 'ü'.repeat(len / 2); |
| 80 | break; |
| 81 | case 'asc': |
| 82 | chunk = 'x'.repeat(len); |
| 83 | break; |
| 84 | default: |
| 85 | throw new Error(`invalid type: ${type}`); |
| 86 | } |
| 87 | |
| 88 | const clientHandle = new TCP(TCPConstants.SOCKET); |
| 89 | const connectReq = new TCPConnectWrap(); |
| 90 | const err = clientHandle.connect(connectReq, '127.0.0.1', PORT); |
| 91 | |
| 92 | if (err) |
| 93 | fail(err, 'connect'); |
| 94 | |
| 95 | clientHandle.readStart(); |
| 96 | |
| 97 | connectReq.oncomplete = function(err) { |
| 98 | if (err) |
| 99 | fail(err, 'connect'); |
| 100 | |
| 101 | while (clientHandle.writeQueueSize === 0) |
| 102 | write(); |
| 103 | }; |
| 104 | |
| 105 | function write() { |
| 106 | const writeReq = new WriteWrap(); |
| 107 | writeReq.oncomplete = afterWrite; |
| 108 | let err; |
| 109 | switch (type) { |
| 110 | case 'buf': |
| 111 | err = clientHandle.writeBuffer(writeReq, chunk); |
| 112 | break; |
| 113 | case 'utf': |
| 114 | err = clientHandle.writeUtf8String(writeReq, chunk); |
| 115 | break; |
| 116 | case 'asc': |
| 117 | err = clientHandle.writeAsciiString(writeReq, chunk); |
| 118 | break; |
| 119 | } |
| 120 | |
| 121 | if (err) |
| 122 | fail(err, 'write'); |
| 123 | } |
| 124 | |
| 125 | function afterWrite(err, handle) { |
| 126 | if (err) |
| 127 | fail(err, 'write'); |
| 128 | |
| 129 | while (clientHandle.writeQueueSize === 0) |