vim-patch:8.2.3468: problem with :cd when editing file in non-existent directory

Problem:    Problem with :cd when editing file in non-existent directory. (Yee
            Cheng Chin)
Solution:   Prepend the current directory to get the full path. (closes vim/vim#8903)
https://github.com/vim/vim/commit/c6376c798433bcb9ee38a8664299d11454546950

3 files changed, 14 insertions, 8 deletions

diff --git a/test/functional/legacy/fnamemodify_spec.lua b/test/functional/legacy/fnamemodify_spec.lua
index 6a5538c26f..6262db3a2f 100644
--- a/test/functional/legacy/fnamemodify_spec.lua
+++ b/test/functional/legacy/fnamemodify_spec.lua
@@ -29,7 +29,7 @@ describe('filename modifiers', function()
         call assert_equal('test.out', fnamemodify('test.out', ':.'))
         call assert_equal('../testdir/a', fnamemodify('../testdir/a', ':.'))
         call assert_equal(fnamemodify(tmpdir, ':~').'/test.out', fnamemodify('test.out', ':~'))
-        call assert_equal('../testdir/a', fnamemodify('../testdir/a', ':~'))
+        call assert_equal(fnamemodify(tmpdir, ':~').'/../testdir/a', fnamemodify('../testdir/a', ':~'))
         call assert_equal('a', fnamemodify('../testdir/a', ':t'))
         call assert_equal('', fnamemodify('.', ':p:t'))
         call assert_equal('test.out', fnamemodify('test.out', ':p:t'))
diff --git a/test/functional/lua/uri_spec.lua b/test/functional/lua/uri_spec.lua
index 81f1820986..dbfbe2dbfe 100644
--- a/test/functional/lua/uri_spec.lua
+++ b/test/functional/lua/uri_spec.lua
@@ -143,8 +143,8 @@ describe('URI methods', function()
       end)
 
       it('uri_to_fname returns non-file scheme URI without authority unchanged', function()
-        eq('zipfile:/path/to/archive.zip%3A%3Afilename.txt', exec_lua [[
-          return vim.uri_to_fname('zipfile:/path/to/archive.zip%3A%3Afilename.txt')
+        eq('zipfile:///path/to/archive.zip%3A%3Afilename.txt', exec_lua [[
+          return vim.uri_to_fname('zipfile:///path/to/archive.zip%3A%3Afilename.txt')
         ]])
       end)
     end)
@@ -186,7 +186,7 @@ describe('URI methods', function()
     end)
 
     it('uri_to_bufnr & uri_from_bufnr returns original uri for non-file uris without authority', function()
-      local uri = 'zipfile:/path/to/archive.zip%3A%3Afilename.txt'
+      local uri = 'zipfile:///path/to/archive.zip%3A%3Afilename.txt'
       local test_case = string.format([[
         local uri = '%s'
         return vim.uri_from_bufnr(vim.uri_to_bufnr(uri))
diff --git a/test/unit/path_spec.lua b/test/unit/path_spec.lua
index 41954de9be..15ce59747e 100644
--- a/test/unit/path_spec.lua
+++ b/test/unit/path_spec.lua
@@ -54,15 +54,21 @@ describe('path.c', function()
       eq(lfs.currentdir(), (ffi.string(buffer)))
     end)
 
-    itp('fails if the given directory does not exist', function()
-      eq(FAIL, path_full_dir_name('does_not_exist', buffer, length))
-    end)
-
     itp('works with a normal relative dir', function()
       local result = path_full_dir_name('unit-test-directory', buffer, length)
       eq(lfs.currentdir() .. '/unit-test-directory', (ffi.string(buffer)))
       eq(OK, result)
     end)
+
+    itp('works with a non-existing relative dir', function()
+      local result = path_full_dir_name('does-not-exist', buffer, length)
+      eq(lfs.currentdir() .. '/does-not-exist', (ffi.string(buffer)))
+      eq(OK, result)
+    end)
+
+    itp('fails with a non-existing absolute dir', function()
+      eq(FAIL, path_full_dir_name('/does_not_exist', buffer, length))
+    end)
   end)
 
   describe('path_full_compare', function()