Merge #25236 from lsvmello/fix-gf

2 files changed, 42 insertions, 1 deletions

diff --git a/test/functional/core/path_spec.lua b/test/functional/core/path_spec.lua
index 6c677d76d1..06fa13dca5 100644
--- a/test/functional/core/path_spec.lua
+++ b/test/functional/core/path_spec.lua
@@ -81,7 +81,7 @@ describe('expand wildcard', function()
   end)
 end)
 
-describe('file search', function()
+describe('file search (gf, <cfile>)', function()
   before_each(clear)
 
   it('find multibyte file name in line #20517', function()
@@ -91,4 +91,42 @@ describe('file search', function()
     feed('gf')
     eq('filename_with_unicode_ααα', eval('expand("%:t")'))
   end)
+
+  it('matches Windows drive-letter filepaths (without ":" in &isfname)', function()
+    local iswin = is_os('win')
+    local function test_cfile(input, expected, expected_win)
+      expected = (iswin and expected_win or expected) or input
+      command('%delete')
+      insert(input)
+      command('norm! 0')
+      eq(expected, eval('expand("<cfile>")'))
+    end
+
+    test_cfile([[c:/d:/foo/bar.txt]]) -- TODO(justinmk): should return "d:/foo/bar.txt" ?
+    test_cfile([[//share/c:/foo/bar/]])
+    test_cfile([[file://c:/foo/bar]])
+    test_cfile([[file://c:/foo/bar:42]])
+    test_cfile([[file://c:/foo/bar:42:666]])
+    test_cfile([[https://c:/foo/bar]])
+    test_cfile([[\foo\bar]], [[foo]], [[\foo\bar]])
+    test_cfile([[/foo/bar]], [[/foo/bar]])
+    test_cfile([[c:\foo\bar]], [[c:]], [[c:\foo\bar]])
+    test_cfile([[c:\foo\bar:42:666]], [[c:]], [[c:\foo\bar]])
+    test_cfile([[c:/foo/bar]])
+    test_cfile([[c:/foo/bar:42]], [[c:/foo/bar]])
+    test_cfile([[c:/foo/bar:42:666]], [[c:/foo/bar]])
+    test_cfile([[c:foo\bar]], [[c]])
+    test_cfile([[c:foo/bar]], [[c]])
+    test_cfile([[c:foo]], [[c]])
+    -- Examples from: https://learn.microsoft.com/en-us/dotnet/standard/io/file-path-formats#example-ways-to-refer-to-the-same-file
+    test_cfile([[c:\temp\test-file.txt]], [[c:]], [[c:\temp\test-file.txt]])
+    test_cfile([[\\127.0.0.1\c$\temp\test-file.txt]], [[127.0.0.1]], [[\\127.0.0.1\c$\temp\test-file.txt]])
+    test_cfile([[\\LOCALHOST\c$\temp\test-file.txt]], [[LOCALHOST]], [[\\LOCALHOST\c$\temp\test-file.txt]])
+    -- not supported yet
+    test_cfile([[\\.\c:\temp\test-file.txt]], [[.]], [[\\.\c]])
+    -- not supported yet
+    test_cfile([[\\?\c:\temp\test-file.txt]], [[c:]], [[\\]])
+    test_cfile([[\\.\UNC\LOCALHOST\c$\temp\test-file.txt]], [[.]], [[\\.\UNC\LOCALHOST\c$\temp\test-file.txt]])
+    test_cfile([[\\127.0.0.1\c$\temp\test-file.txt]], [[127.0.0.1]], [[\\127.0.0.1\c$\temp\test-file.txt]])
+  end)
 end)
diff --git a/test/old/testdir/setup.vim b/test/old/testdir/setup.vim
index 096ddba40b..b0c2a15a3f 100644
--- a/test/old/testdir/setup.vim
+++ b/test/old/testdir/setup.vim
@@ -26,6 +26,9 @@ if exists('s:did_load')
   set sessionoptions+=options
   set viewoptions+=options
   set switchbuf=
+  if has('win32')
+    set isfname+=:
+  endif
   if g:testname !~ 'test_mapping.vim$'
     " Make "Q" switch to Ex mode.
     " This does not work for all tests.