Mercurial > vim

annotate src/testdir/test_channel.py @ 26554:7a74515dde6b v8.2.3806

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patch 8.2.3806: terminal focus test fails sometimes Commit: https://github.com/vim/vim/commit/c2958585f6c7ce4d822d3191ba501c0757b3ffff Author: Bram Moolenaar <Bram@vim.org> Date: Tue Dec 14 11:16:31 2021 +0000 patch 8.2.3806: terminal focus test fails sometimes Problem: Terminal focus test fails sometimes. Solution: Run the test function before others.
author Bram Moolenaar <Bram@vim.org>
date Tue, 14 Dec 2021 12:30:03 +0100
parents 42c9386eebf4
children d32dc906dd2c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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e373843e2980 patch 8.2.0557: no IPv6 support for channels
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1 #!/usr/bin/env python
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2 #
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3 # Server that will accept connections from a Vim channel.
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4 # Used by test_channel.vim.
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5 #
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6 # This requires Python 2.6 or later.
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7
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8 from __future__ import print_function
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9 import json
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10 import socket
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11 import sys
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12 import time
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13 import threading
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14
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15 try:
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16 # Python 3
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17 import socketserver
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18 except ImportError:
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19 # Python 2
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20 import SocketServer as socketserver
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22 class ThreadedTCPRequestHandler(socketserver.BaseRequestHandler):
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23
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24 def setup(self):
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25 self.request.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
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26
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27 def handle(self):
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28 print("=== socket opened ===")
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29 while True:
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30 try:
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31 received = self.request.recv(4096).decode('utf-8')
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32 except socket.error:
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33 print("=== socket error ===")
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34 break
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35 except IOError:
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36 print("=== socket closed ===")
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37 break
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38 if received == '':
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39 print("=== socket closed ===")
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40 break
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41 print("received: {0}".format(received))
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42
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43 # We may receive two messages at once. Take the part up to the
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44 # newline, which should be after the matching "]".
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45 todo = received
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46 while todo != '':
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47 splitidx = todo.find('\n')
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48 if splitidx < 0:
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49 used = todo
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50 todo = ''
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51 else:
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52 used = todo[:splitidx]
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53 todo = todo[splitidx + 1:]
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54 if used != received:
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55 print("using: {0}".format(used))
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56
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57 try:
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58 decoded = json.loads(used)
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59 except ValueError:
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60 print("json decoding failed")
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61 decoded = [-1, '']
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62
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63 # Send a response if the sequence number is positive.
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64 if decoded[0] >= 0:
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65 if decoded[1] == 'hello!':
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66 # simply send back a string
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67 response = "got it"
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68 elif decoded[1] == 'malformed1':
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69 cmd = '["ex",":"]wrong!["ex","smi"]'
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70 print("sending: {0}".format(cmd))
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71 self.request.sendall(cmd.encode('utf-8'))
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72 response = "ok"
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73 # Need to wait for Vim to give up, otherwise it
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74 # sometimes fails on OS X.
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75 time.sleep(0.2)
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76 elif decoded[1] == 'malformed2':
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77 cmd = '"unterminated string'
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78 print("sending: {0}".format(cmd))
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79 self.request.sendall(cmd.encode('utf-8'))
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80 response = "ok"
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81 # Need to wait for Vim to give up, otherwise the double
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82 # quote in the "ok" response terminates the string.
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83 time.sleep(0.2)
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84 elif decoded[1] == 'malformed3':
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85 cmd = '["ex","missing ]"'
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86 print("sending: {0}".format(cmd))
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87 self.request.sendall(cmd.encode('utf-8'))
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88 response = "ok"
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89 # Need to wait for Vim to give up, otherwise the ]
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90 # in the "ok" response terminates the list.
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91 time.sleep(0.2)
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92 elif decoded[1] == 'split':
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93 cmd = '["ex","let '
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94 print("sending: {0}".format(cmd))
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95 self.request.sendall(cmd.encode('utf-8'))
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96 time.sleep(0.01)
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97 cmd = 'g:split = 123"]'
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98 print("sending: {0}".format(cmd))
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99 self.request.sendall(cmd.encode('utf-8'))
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100 response = "ok"
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101 elif decoded[1].startswith("echo "):
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102 # send back the argument
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103 response = decoded[1][5:]
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104 elif decoded[1] == 'make change':
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105 # Send two ex commands at the same time, before
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106 # replying to the request.
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107 cmd = '["ex","call append(\\"$\\",\\"added1\\")"]'
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108 cmd += '["ex","call append(\\"$\\",\\"added2\\")"]'
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109 print("sending: {0}".format(cmd))
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110 self.request.sendall(cmd.encode('utf-8'))
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111 response = "ok"
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112 elif decoded[1] == 'echoerr':
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113 cmd = '["ex","echoerr \\\"this is an error\\\""]'
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114 print("sending: {0}".format(cmd))
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115 self.request.sendall(cmd.encode('utf-8'))
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116 response = "ok"
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117 # Wait a bit, so that the "ex" command is handled
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118 # before the "ch_evalexpr() returns. Otherwise we are
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119 # outside the try/catch when the "ex" command is
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120 # handled.
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121 time.sleep(0.02)
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122 elif decoded[1] == 'bad command':
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123 cmd = '["ex","foo bar"]'
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124 print("sending: {0}".format(cmd))
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125 self.request.sendall(cmd.encode('utf-8'))
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126 response = "ok"
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127 elif decoded[1] == 'do normal':
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128 # Send a normal command.
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129 cmd = '["normal","G$s more\u001b"]'
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130 print("sending: {0}".format(cmd))
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131 self.request.sendall(cmd.encode('utf-8'))
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132 response = "ok"
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133 elif decoded[1] == 'eval-works':
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134 # Send an eval request. We ignore the response.
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135 cmd = '["expr","\\"foo\\" . 123", -1]'
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136 print("sending: {0}".format(cmd))
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137 self.request.sendall(cmd.encode('utf-8'))
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138 response = "ok"
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139 elif decoded[1] == 'eval-special':
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140 # Send an eval request. We ignore the response.
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141 cmd = '["expr","\\"foo\x7f\x10\x01bar\\"", -2]'
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142 print("sending: {0}".format(cmd))
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143 self.request.sendall(cmd.encode('utf-8'))
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144 response = "ok"
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145 elif decoded[1] == 'eval-getline':
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146 # Send an eval request. We ignore the response.
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147 cmd = '["expr","getline(3)", -3]'
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148 print("sending: {0}".format(cmd))
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149 self.request.sendall(cmd.encode('utf-8'))
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150 response = "ok"
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151 elif decoded[1] == 'eval-fails':
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152 # Send an eval request that will fail.
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153 cmd = '["expr","xxx", -4]'
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154 print("sending: {0}".format(cmd))
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155 self.request.sendall(cmd.encode('utf-8'))
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156 response = "ok"
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157 elif decoded[1] == 'eval-error':
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158 # Send an eval request that works but the result can't
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159 # be encoded.
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160 cmd = '["expr","function(\\"tr\\")", -5]'
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161 print("sending: {0}".format(cmd))
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162 self.request.sendall(cmd.encode('utf-8'))
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163 response = "ok"
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164 elif decoded[1] == 'eval-bad':
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165 # Send an eval request missing the third argument.
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166 cmd = '["expr","xxx"]'
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167 print("sending: {0}".format(cmd))
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168 self.request.sendall(cmd.encode('utf-8'))
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169 response = "ok"
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170 elif decoded[1] == 'an expr':
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171 # Send an expr request.
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172 cmd = '["expr","setline(\\"$\\", [\\"one\\",\\"two\\",\\"three\\"])"]'
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173 print("sending: {0}".format(cmd))
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174 self.request.sendall(cmd.encode('utf-8'))
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175 response = "ok"
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176 elif decoded[1] == 'call-func':
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177 cmd = '["call","MyFunction",[1,2,3], 0]'
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178 print("sending: {0}".format(cmd))
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179 self.request.sendall(cmd.encode('utf-8'))
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180 response = "ok"
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181 elif decoded[1] == 'redraw':
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182 cmd = '["redraw",""]'
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183 print("sending: {0}".format(cmd))
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184 self.request.sendall(cmd.encode('utf-8'))
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185 response = "ok"
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186 elif decoded[1] == 'redraw!':
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187 cmd = '["redraw","force"]'
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188 print("sending: {0}".format(cmd))
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189 self.request.sendall(cmd.encode('utf-8'))
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190 response = "ok"
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191 elif decoded[1] == 'empty-request':
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192 cmd = '[]'
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193 print("sending: {0}".format(cmd))
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194 self.request.sendall(cmd.encode('utf-8'))
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195 response = "ok"
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196 elif decoded[1] == 'eval-result':
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197 # Send back the last received eval result.
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198 response = last_eval
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199 elif decoded[1] == 'call me':
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200 cmd = '[0,"we called you"]'
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201 print("sending: {0}".format(cmd))
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202 self.request.sendall(cmd.encode('utf-8'))
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203 response = "ok"
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204 elif decoded[1] == 'call me again':
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205 cmd = '[0,"we did call you"]'
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206 print("sending: {0}".format(cmd))
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207 self.request.sendall(cmd.encode('utf-8'))
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208 response = ""
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209 elif decoded[1] == 'send zero':
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210 cmd = '[0,"zero index"]'
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211 print("sending: {0}".format(cmd))
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212 self.request.sendall(cmd.encode('utf-8'))
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213 response = "sent zero"
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214 elif decoded[1] == 'close me':
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215 print("closing")
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216 self.request.close()
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217 response = ""
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218 elif decoded[1] == 'wait a bit':
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219 time.sleep(0.2)
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220 response = "waited"
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221 elif decoded[1] == '!quit!':
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222 # we're done
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223 self.server.shutdown()
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224 return
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225 elif decoded[1] == '!crash!':
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226 # Crash!
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227 42 / 0
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228 else:
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229 response = "what?"
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230
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231 if response == "":
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232 print("no response")
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233 else:
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234 encoded = json.dumps([decoded[0], response])
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235 print("sending: {0}".format(encoded))
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236 self.request.sendall(encoded.encode('utf-8'))
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237
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238 # Negative numbers are used for "eval" responses.
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239 elif decoded[0] < 0:
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240 last_eval = decoded
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241
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242 class ThreadedTCPServer(socketserver.ThreadingMixIn, socketserver.TCPServer):
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243 pass
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244
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245 def writePortInFile(port):
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246 # Write the port number in Xportnr, so that the test knows it.
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247 f = open("Xportnr", "w")
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248 f.write("{0}".format(port))
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249 f.close()
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250
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251 def main(host, port, server_class=ThreadedTCPServer):
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252 # Wait half a second before opening the port to test waittime in ch_open().
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253 # We do want to get the port number, get that first. We cannot open the
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254 # socket, guess a port is free.
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255 if len(sys.argv) >= 2 and sys.argv[1] == 'delay':
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256 port = 13684
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257 writePortInFile(port)
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258
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259 print("Wait for it...")
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260 time.sleep(0.5)
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261
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262 server = server_class((host, port), ThreadedTCPRequestHandler)
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263 ip, port = server.server_address[0:2]
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264
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265 # Start a thread with the server. That thread will then start a new thread
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266 # for each connection.
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267 server_thread = threading.Thread(target=server.serve_forever)
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268 server_thread.start()
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269
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270 writePortInFile(port)
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271
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272 print("Listening on port {0}".format(port))
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273
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274 # Main thread terminates, but the server continues running
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275 # until server.shutdown() is called.
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276 try:
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277 while server_thread.is_alive():
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278 server_thread.join(1)
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279 except (KeyboardInterrupt, SystemExit):
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280 server.shutdown()
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281
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282 if __name__ == "__main__":
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283 main("localhost", 0)