test/cli/test_cli.rb in nanoc-3.6.5 vs test/cli/test_cli.rb in nanoc-3.6.6

@@ -100,6 +100,49 @@
       assert_match(/Stack trace:/, stderr_addition)
       assert_match(/commands\/_test.rb/, stderr_addition)
     end
   end
 
+  def test_enable_utf8_only_on_tty
+    new_env_diff = {
+      'LC_ALL'   => 'en_US.ISO-8859-1',
+      'LC_CTYPE' => 'en_US.ISO-8859-1',
+      'LANG'     => 'en_US.ISO-8859-1',
+    }
+    with_env_vars(new_env_diff) do
+      io = StringIO.new
+      def io.tty? ; true ; end
+      refute Nanoc::CLI.enable_utf8?(io)
+
+      io = StringIO.new
+      def io.tty? ; false ; end
+      assert Nanoc::CLI.enable_utf8?(io)
+    end
+  end
+
+  def test_enable_utf8
+    io = StringIO.new
+    def io.tty? ; true ; end
+
+    new_env_diff = {
+      'LC_ALL'   => 'en_US.ISO-8859-1',
+      'LC_CTYPE' => 'en_US.ISO-8859-1',
+      'LANG'     => 'en_US.ISO-8859-1',
+    }
+    with_env_vars(new_env_diff) do
+      refute Nanoc::CLI.enable_utf8?(io)
+
+      with_env_vars({ 'LC_ALL'   => 'en_US.UTF-8' }) { assert Nanoc::CLI.enable_utf8?(io) }
+      with_env_vars({ 'LC_CTYPE' => 'en_US.UTF-8' }) { assert Nanoc::CLI.enable_utf8?(io) }
+      with_env_vars({ 'LANG'     => 'en_US.UTF-8' }) { assert Nanoc::CLI.enable_utf8?(io) }
+
+      with_env_vars({ 'LC_ALL'   => 'en_US.utf-8' }) { assert Nanoc::CLI.enable_utf8?(io) }
+      with_env_vars({ 'LC_CTYPE' => 'en_US.utf-8' }) { assert Nanoc::CLI.enable_utf8?(io) }
+      with_env_vars({ 'LANG'     => 'en_US.utf-8' }) { assert Nanoc::CLI.enable_utf8?(io) }
+
+      with_env_vars({ 'LC_ALL'   => 'en_US.utf8'  }) { assert Nanoc::CLI.enable_utf8?(io) }
+      with_env_vars({ 'LC_CTYPE' => 'en_US.utf8'  }) { assert Nanoc::CLI.enable_utf8?(io) }
+      with_env_vars({ 'LANG'     => 'en_US.utf8'  }) { assert Nanoc::CLI.enable_utf8?(io) }
+    end
+  end
+
 end