Also add callback completion

1 files changed, 9 insertions, 0 deletions

diff --git a/lib/iex/test/iex/autocomplete_test.exs b/lib/iex/test/iex/autocomplete_test.exs
index ceccf1ddc..b642656c8 100644
--- a/lib/iex/test/iex/autocomplete_test.exs
+++ b/lib/iex/test/iex/autocomplete_test.exs
@@ -60,11 +60,20 @@ defmodule IEx.AutocompleteTest do
   end
 
   test "Elixir type completion" do
+    assert expand('t :gen_ser') == {:yes, 'ver', []}
     assert expand('t String') == {:yes, '', ['String', 'StringIO']}
     assert expand('t String.') == {:yes, '', ['codepoint/0', 'grapheme/0', 'pattern/0', 't/0']}
     assert expand('t String.grap') == {:yes, 'heme', []}
   end
 
+  test "Elixir callback completion" do
+    assert expand('b :strin') == {:yes, 'g', []}
+    assert expand('b String') == {:yes, '', ['String', 'StringIO']}
+    assert expand('b String.') == {:no, '', []}
+    assert expand('b Access.') == {:yes, '', ['fetch/2', 'get/3', 'get_and_update/3', 'pop/2']}
+    assert expand('b GenServer.term') == {:yes, 'inate', []}
+  end
+
   test "Elixir completion with self" do
     assert expand('Enumerable') == {:yes, '.', []}
   end