Merge pull request #254 from chrisbra/lspdebug

debug: better debugging of failing lsp test

Author: chrisbra

patch/lspdebug.patch

@@ -0,0 +1,48 @@
+diff --git a/src/testdir/test_channel.vim b/src/testdir/test_channel.vim
+index 6ad9dc0e1..04633bfdb 100644
+--- a/src/testdir/test_channel.vim
++++ b/src/testdir/test_channel.vim
+@@ -2466,7 +2466,7 @@ func LspOtCb(chan, msg)
+ endfunc
+ 
+ func LspTests(port)
+-  " call ch_logfile('Xlsprpc.log', 'w')
++  call ch_logfile('Xlsprpc.log', 'w')
+   let ch = ch_open(s:localhost .. a:port, #{mode: 'lsp', callback: 'LspCb'})
+   if ch_status(ch) == "fail"
+     call assert_report("Can't open the lsp channel")
+@@ -2659,11 +2659,20 @@ func LspTests(port)
+   call assert_fails('call ch_evalexpr(ch, [1, 2, 3])', 'E1206:')
+   call assert_fails('call ch_sendexpr(ch, "abc")', 'E1206:')
+   call assert_fails('call ch_evalexpr(ch, #{method: "ping"}, #{callback: "LspOtCb"})', 'E917:')
+-  " call ch_logfile('', 'w')
++  call ch_logfile('', 'w')
+ endfunc
+ 
+ func Test_channel_lsp_mode()
+   call RunServer('test_channel_lsp.py', 'LspTests', [])
++  if filereadable('Xlsprpc.log')
++    let s1 = "<-- Contents of Xlsprpc.log -->"
++    let s1 ..= readfile('Xlsprpc.log')->string()
++    let s1 ..= "<-- Contents of Xlspdebug.log -->"
++    let s1 ..= readfile('Xlspdebug.log')->string()
++    call assert_report(s1)
++    call delete('Xlsprpc.log')
++    call delete('Xlspdebug.log')
++  endif
+ endfunc
+ 
+ " vim: shiftwidth=2 sts=2 expandtab
+diff --git a/src/testdir/test_channel_lsp.py b/src/testdir/test_channel_lsp.py
+index 530258d84..f901398a9 100644
+--- a/src/testdir/test_channel_lsp.py
++++ b/src/testdir/test_channel_lsp.py
+@@ -228,7 +228,7 @@ class ThreadedTCPRequestHandler(socketserver.BaseRequestHandler):
+ 
+     def handle(self):
+         print("=== socket opened ===")
+-        self.debug = False
++        self.debug = True
+         msgbuf = ''
+         while True:
+             try: