1 files changed, 74 insertions, 0 deletions
diff --git a/test/unit/os/users_spec.moon b/test/unit/os/users_spec.moon
new file mode 100644
index 0000000000..d6b618eb8c
--- /dev/null
+++ b/test/unit/os/users_spec.moon
@@ -0,0 +1,74 @@
+{:cimport, :internalize, :eq, :ffi, :lib, :cstr} = require 'test.unit.helpers'
+
+users = cimport './src/nvim/os/os.h', 'unistd.h'
+
+NULL = ffi.cast 'void*', 0
+OK = 1
+FAIL = 0
+
+garray_new = () ->
+  ffi.new 'garray_T[1]'
+
+garray_get_len = (array) ->
+  array[0].ga_len
+
+garray_get_item = (array, index) ->
+  (ffi.cast 'void **', array[0].ga_data)[index]
+
+
+describe 'users function', ->
+
+  -- will probably not work on windows
+  current_username = os.getenv 'USER'
+
+  describe 'os_get_usernames', ->
+
+    it 'returns FAIL if called with NULL', ->
+      eq FAIL, users.os_get_usernames NULL
+
+    it 'fills the names garray with os usernames and returns OK', ->
+      ga_users = garray_new!
+      eq OK, users.os_get_usernames ga_users
+      user_count = garray_get_len ga_users
+      assert.is_true user_count > 0
+      current_username_found = false
+      for i = 0, user_count - 1
+        name = ffi.string (garray_get_item ga_users, i)
+        if name == current_username
+          current_username_found = true
+      assert.is_true current_username_found
+
+  describe 'os_get_user_name', ->
+
+    it 'should write the username into the buffer and return OK', ->
+      name_out = ffi.new 'char[100]'
+      eq OK, users.os_get_user_name(name_out, 100)
+      eq current_username, ffi.string name_out
+
+  describe 'os_get_uname', ->
+
+    it 'should write the username into the buffer and return OK', ->
+      name_out = ffi.new 'char[100]'
+      user_id = lib.getuid!
+      eq OK, users.os_get_uname(user_id, name_out, 100)
+      eq current_username, ffi.string name_out
+
+    it 'should FAIL if the userid is not found', ->
+      name_out = ffi.new 'char[100]'
+      -- hoping nobody has this uid
+      user_id = 2342
+      eq FAIL, users.os_get_uname(user_id, name_out, 100)
+      eq '2342', ffi.string name_out
+
+  describe 'os_get_user_directory', ->
+
+    it 'should return NULL if called with NULL', ->
+      eq NULL, users.os_get_user_directory NULL
+
+    it 'should return $HOME for the current user', ->
+      home = os.getenv('HOME')
+      eq home, ffi.string (users.os_get_user_directory current_username)
+
+    it 'should return NULL if the user is not found', ->
+      eq NULL, users.os_get_user_directory 'neovim_user_not_found_test'
+