test: Dump $NVIM_LOG_FILE contents (#8926)

Do this at the test-framework level instead of CI (Travis) scripts.
Then it works for QuickBuild and AppVeyor.

ref eb6dd3e42dc38460e8624dc5faef894e21c6aa26

2 files changed, 6 insertions, 2 deletions

diff --git a/busted/outputHandlers/TAP.lua b/busted/outputHandlers/TAP.lua
index ff93a7cc75..612e633576 100644
--- a/busted/outputHandlers/TAP.lua
+++ b/busted/outputHandlers/TAP.lua
@@ -1,7 +1,8 @@
--- TODO(jkeyes): remove this and use the upstream version as soon as it is
--- available in a release of busted.
+-- TODO(jkeyes): Use the upstream version when busted releases it. (But how to
+-- inject our call to global_helpers.read_nvim_log() ?)
 
 local pretty = require 'pl.pretty'
+local global_helpers = require('test.helpers')
 
 return function(options)
   local busted = require 'busted'
@@ -18,6 +19,7 @@ return function(options)
   end
 
   handler.suiteEnd = function()
+    io.write(global_helpers.read_nvim_log())
     print('1..' .. counter)
     io.flush()
     return nil, true
diff --git a/busted/outputHandlers/nvim.lua b/busted/outputHandlers/nvim.lua
index b612ead070..d137300a7e 100644
--- a/busted/outputHandlers/nvim.lua
+++ b/busted/outputHandlers/nvim.lua
@@ -1,6 +1,7 @@
 local s = require 'say'
 local pretty = require 'pl.pretty'
 local term = require 'term'
+local global_helpers = require('test.helpers')
 
 local colors
 
@@ -200,6 +201,7 @@ return function(options)
     local tests = (testCount == 1 and 'test' or 'tests')
     local files = (fileCount == 1 and 'file' or 'files')
     io.write(globalTeardown)
+    io.write(global_helpers.read_nvim_log())
     io.write(suiteEndString:format(testCount, tests, fileCount, files, elapsedTime_ms))
     io.write(getSummaryString())
     io.flush()