1 files changed, 90 insertions, 0 deletions
diff --git a/test/functional/legacy/012_directory_spec.lua b/test/functional/legacy/012_directory_spec.lua
new file mode 100644
index 0000000000..cec4f93737
--- /dev/null
+++ b/test/functional/legacy/012_directory_spec.lua
@@ -0,0 +1,90 @@
+-- Tests for 'directory' option.
+-- - ".", in same dir as file
+-- - "./dir", in directory relative to file
+-- - "dir", in directory relative to current dir
+
+local helpers = require('test.functional.helpers')(after_each)
+local lfs = require('lfs')
+
+local eq = helpers.eq
+local neq = helpers.neq
+local wait = helpers.wait
+local funcs = helpers.funcs
+local meths = helpers.meths
+local clear = helpers.clear
+local insert = helpers.insert
+local command = helpers.command
+local write_file = helpers.write_file
+local curbufmeths = helpers.curbufmeths
+
+local function ls_dir_sorted(dirname)
+  local files = {}
+  for f in lfs.dir(dirname) do
+    if f ~= "." and f~= ".." then
+      table.insert(files, f)
+    end
+  end
+  table.sort(files)
+  return files
+end
+
+describe("'directory' option", function()
+  setup(function()
+    local text = [[
+      start of testfile
+      line 2 Abcdefghij
+      line 3 Abcdefghij
+      end of testfile
+      ]]
+    write_file('Xtest1', text)
+    lfs.mkdir('Xtest.je')
+    lfs.mkdir('Xtest2')
+    write_file('Xtest2/Xtest3', text)
+    clear()
+  end)
+  teardown(function()
+    command('qall!')
+    helpers.rmdir('Xtest.je')
+    helpers.rmdir('Xtest2')
+    os.remove('Xtest1')
+  end)
+
+  it('is working', function()
+    insert([[
+      start of testfile
+      line 2 Abcdefghij
+      line 3 Abcdefghij
+      end of testfile]])
+
+    meths.set_option('swapfile', true)
+    curbufmeths.set_option('swapfile', true)
+    meths.set_option('directory', '.')
+
+    -- sanity check: files should not exist yet.
+    eq(nil, lfs.attributes('.Xtest1.swp'))
+
+    command('edit! Xtest1')
+    wait()
+    eq('Xtest1', funcs.buffer_name('%'))
+    -- Verify that the swapfile exists. In the legacy test this was done by
+    -- reading the output from :!ls.
+    neq(nil, lfs.attributes('.Xtest1.swp'))
+
+    meths.set_option('directory', './Xtest2,.')
+    command('edit Xtest1')
+    wait()
+
+    -- swapfile should no longer exist in CWD.
+    eq(nil, lfs.attributes('.Xtest1.swp'))
+
+    eq({ "Xtest1.swp", "Xtest3" }, ls_dir_sorted("Xtest2"))
+
+    meths.set_option('directory', 'Xtest.je')
+    command('edit Xtest2/Xtest3')
+    eq(true, curbufmeths.get_option('swapfile'))
+    wait()
+
+    eq({ "Xtest3" }, ls_dir_sorted("Xtest2"))
+    eq({ "Xtest3.swp" }, ls_dir_sorted("Xtest.je"))
+  end)
+end)