Fixes for new Macro.to_string behaviour

Author: José Valim

lib/elixir/test/elixir/exception_test.exs

@@ -788,7 +788,7 @@ defmodule ExceptionTest do
                  # 2
                  :invalid
 
-             Attempted function clauses (showing 10 out of 24):
+             Attempted function clauses (showing 10 out of 25):
 
                  def to_string(-{var, _, context} = ast-, fun) when -is_atom(var)- and -is_atom(context)-
                  def to_string(-{:__aliases__, _, refs} = ast-, fun)
@@ -801,7 +801,7 @@ defmodule ExceptionTest do
                  def to_string(-{:fn, _, [{:->, _, [_, tuple]}] = arrow} = ast-, fun) when -not(is_tuple(tuple))- or -elem(tuple, 0) != :__block__-
                  def to_string(-{:fn, _, [{:->, _, _}] = block} = ast-, fun)
                  ...
-                 (14 clauses not shown)
+                 (15 clauses not shown)
              """
     end
 

lib/elixir/test/elixir/kernel/errors_test.exs

@@ -318,7 +318,7 @@ defmodule Kernel.ErrorsTest do
     assert interpret.("f 1 + g h 2, 3") == "f(1 + g(h(2, 3)))"
 
     assert interpret.("assert [] = TestRepo.all from p in Post, where: p.title in ^[]") ==
-             "assert([] = TestRepo.all(from(p in Post, where: p.title() in ^[])))"
+             "assert([] = TestRepo.all(from(p in Post, where: p.title in ^[])))"
   end
 
   test "syntax error on atom dot alias" do
@@ -477,7 +477,7 @@ defmodule Kernel.ErrorsTest do
     assert_eval_raise SyntaxError, "nofile:1: syntax error before: '{'", '%{a, b}{a: :b}'
 
     assert_eval_raise CompileError,
-                      "nofile:1: expected key-value pairs in a map, got: put_in(foo.bar().baz(), nil)",
+                      "nofile:1: expected key-value pairs in a map, got: put_in(foo.bar.baz, nil)",
                       'foo = 1; %{put_in(foo.bar.baz, nil), foo}'
   end
 

lib/elixir/test/elixir/kernel/expansion_test.exs

@@ -2541,11 +2541,11 @@ defmodule Kernel.ExpansionTest do
       expand(quote(do: foo(1)(2)))
     end
 
-    assert_raise CompileError, ~r"invalid call 1\.foo\(\)", fn ->
+    assert_raise CompileError, ~r"invalid call 1\.foo", fn ->
       expand(quote(do: 1.foo))
     end
 
-    assert_raise CompileError, ~r"invalid call 0\.foo\(\)", fn ->
+    assert_raise CompileError, ~r"invalid call 0\.foo", fn ->
       expand(quote(do: __ENV__.line.foo))
     end