tchdir: New tab should inherit CWD. (#5227)

When a new tabpage gets created it will copy the local working directory
of the previous one, if there is any.

1 files changed, 21 insertions, 0 deletions

diff --git a/test/functional/ex_cmds/cd_spec.lua b/test/functional/ex_cmds/cd_spec.lua
index 3cf83cdb3b..74432dbe00 100644
--- a/test/functional/ex_cmds/cd_spec.lua
+++ b/test/functional/ex_cmds/cd_spec.lua
@@ -140,6 +140,27 @@ for _, cmd in ipairs {'cd', 'chdir'} do
       end)
     end)
 
+    describe('Local directory gets inherited', function()
+      it('by tabs', function()
+        local globalDir = directories.start
+
+        -- Create a new tab and change directory
+        execute('tabnew')
+        execute('silent t' .. cmd .. ' ' .. directories.tab)
+        eq(globalDir .. '/' .. directories.tab, tcwd())
+
+        -- Create a new tab and verify it has inherited the directory
+        execute('tabnew')
+        eq(globalDir .. '/' .. directories.tab, tcwd())
+
+        -- Change tab and change back, verify that directories are correct
+        execute('tabnext')
+        eq(globalDir, tcwd())
+        execute('tabprevious')
+        eq(globalDir .. '/' .. directories.tab, tcwd())
+      end)
+    end)
+
     it('works', function()
       local globalDir = directories.start
       -- Create a new tab first and verify that is has the same working dir