Polish test names and comments in tests for Tuple

Author: whatyouhide

lib/elixir/test/elixir/tuple_test.exs

@@ -5,19 +5,21 @@ defmodule TupleTest do
 
   doctest Tuple
 
-  test "elem" do
+  # Tuple-related functions in the Kernel module.
+
+  test "Kernel.elem/2" do
     assert elem({:a, :b, :c}, 1) == :b
   end
 
-  test "put elem" do
+  test "Kernel.put_elem/3" do
     assert put_elem({:a, :b, :c}, 1, :d) == {:a, :d, :c}
   end
 
-  test "keywords" do
+  test "keyword syntax is supported in tuple literals" do
     assert {1, 2, three: :four} == {1, 2, [three: :four]}
   end
 
-  test "optional comma" do
+  test "optional comma is supported in tuple literals" do
     assert {1} == {1,}
     assert {1, 2, 3} == {1, 2, 3,}
   end
@@ -29,9 +31,9 @@ defmodule TupleTest do
   end
 
   # Tuple module
-  # We check two variants due to inlining.
+  # We check two variants of each function due to inlining.
 
-  test "duplicate" do
+  test "duplicate/2" do
     assert Tuple.duplicate(:foo, 0) == {}
     assert Tuple.duplicate(:foo, 3) == {:foo, :foo, :foo}
 
@@ -40,21 +42,21 @@ defmodule TupleTest do
     assert mod.duplicate(:foo, 3) == {:foo, :foo, :foo}
   end
 
-  test "insert at" do
+  test "insert_at/3" do
     assert Tuple.insert_at({:bar, :baz}, 0, :foo) == {:foo, :bar, :baz}
 
     mod = Tuple
     assert mod.insert_at({:bar, :baz}, 0, :foo) == {:foo, :bar, :baz}
   end
 
-  test "append" do
+  test "append/2" do
     assert Tuple.append({:foo, :bar}, :baz) == {:foo, :bar, :baz}
 
     mod = Tuple
     assert mod.append({:foo, :bar}, :baz) == {:foo, :bar, :baz}
   end
 
-  test "delete at" do
+  test "delete_at/2" do
     assert Tuple.delete_at({:foo, :bar, :baz}, 0) == {:bar, :baz}
 
     mod = Tuple