fix(rpc)!: preseve files when stdio channel is closed (#22137)

BREAKING CHANGE: Unsaved changes are now preserved rather than discarded
when stdio channel is closed.

3 files changed, 21 insertions, 19 deletions

diff --git a/test/functional/shada/helpers.lua b/test/functional/shada/helpers.lua
index fb3ec4a87c..cd99d38345 100644
--- a/test/functional/shada/helpers.lua
+++ b/test/functional/shada/helpers.lua
@@ -33,6 +33,7 @@ local function reset(o)
 end
 
 local clear = function()
+  helpers.expect_exit(helpers.command, 'qall!')
   os.remove(tmpname)
 end
 
diff --git a/test/functional/shada/history_spec.lua b/test/functional/shada/history_spec.lua
index d1daf6c7cc..aa4106ad63 100644
--- a/test/functional/shada/history_spec.lua
+++ b/test/functional/shada/history_spec.lua
@@ -32,7 +32,6 @@ describe('ShaDa support code', function()
     nvim_command('rshada')
     eq('" Test 2', funcs.histget(':', -1))
     eq('" Test', funcs.histget(':', -2))
-    expect_exit(nvim_command, 'qall')
   end)
 
   it('respects &history when dumping',
diff --git a/test/functional/shada/shada_spec.lua b/test/functional/shada/shada_spec.lua
index 7b1ce5d0ca..24bd363e95 100644
--- a/test/functional/shada/shada_spec.lua
+++ b/test/functional/shada/shada_spec.lua
@@ -136,24 +136,6 @@ describe('ShaDa support code', function()
     eq(#msgpack, found)
   end)
 
-  it('does not write NONE file', function()
-    local session = spawn({nvim_prog, '-u', 'NONE', '-i', 'NONE', '--embed',
-                           '--headless', '--cmd', 'qall'}, true)
-    session:close()
-    eq(nil, lfs.attributes('NONE'))
-    eq(nil, lfs.attributes('NONE.tmp.a'))
-  end)
-
-  it('does not read NONE file', function()
-    write_file('NONE', '\005\001\015\131\161na\162rX\194\162rc\145\196\001-')
-    local session = spawn({nvim_prog, '-u', 'NONE', '-i', 'NONE', '--embed',
-                           '--headless'}, true)
-    set_session(session)
-    eq('', funcs.getreg('a'))
-    session:close()
-    os.remove('NONE')
-  end)
-
   local marklike = {[7]=true, [8]=true, [10]=true, [11]=true}
   local find_file = function(fname)
     local found = {}
@@ -263,3 +245,23 @@ describe('ShaDa support code', function()
     meths.set_option('shada', '')
   end)
 end)
+
+describe('ShaDa support code', function()
+  it('does not write NONE file', function()
+    local session = spawn({nvim_prog, '-u', 'NONE', '-i', 'NONE', '--embed',
+                           '--headless', '--cmd', 'qall'}, true)
+    session:close()
+    eq(nil, lfs.attributes('NONE'))
+    eq(nil, lfs.attributes('NONE.tmp.a'))
+  end)
+
+  it('does not read NONE file', function()
+    write_file('NONE', '\005\001\015\131\161na\162rX\194\162rc\145\196\001-')
+    local session = spawn({nvim_prog, '-u', 'NONE', '-i', 'NONE', '--embed',
+                           '--headless'}, true)
+    set_session(session)
+    eq('', funcs.getreg('a'))
+    session:close()
+    os.remove('NONE')
+  end)
+end)