[src/trunk]: src/tests/usr.bin/indent tests/indent: add another test for inde...

[rillig <rillig%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/14787cddc3d7
branches:  trunk
changeset: 361161:14787cddc3d7
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sat Feb 12 19:46:56 2022 +0000

description:
tests/indent: add another test for indentation of enum constants

To prevent an overzealous quick hack for indenting enum constants in a
typedef, as part of fixing PR#55453.

diffstat:

 tests/usr.bin/indent/lsym_tag.c |  36 +++++++++++++++++++++++++++++++++---
 1 files changed, 33 insertions(+), 3 deletions(-)

diffs (50 lines):

diff -r f4635ad0202f -r 14787cddc3d7 tests/usr.bin/indent/lsym_tag.c
--- a/tests/usr.bin/indent/lsym_tag.c   Sat Feb 12 17:17:53 2022 +0000
+++ b/tests/usr.bin/indent/lsym_tag.c   Sat Feb 12 19:46:56 2022 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: lsym_tag.c,v 1.1 2021/11/18 21:19:19 rillig Exp $ */
+/* $NetBSD: lsym_tag.c,v 1.2 2022/02/12 19:46:56 rillig Exp $ */
 /* $FreeBSD$ */
 
 /*
@@ -6,8 +6,38 @@
  * 'struct', 'union' or 'enum' that declare, define or use a tagged type.
  */
 
+/* TODO: Add systematic tests for 'struct'. */
+/* TODO: Add systematic tests for 'union'. */
+/* TODO: Add systematic tests for 'enum'. */
+
+
 #indent input
-// TODO: add input
+int
+indent_enum_constants(void)
+{
+       enum color {
+               red,
+               green
+       };
+       enum color      colors[] = {
+               red,
+               red,
+               red,
+       };
+       /*
+        * Ensure that the token sequence 'enum type {' only matches if there
+        * are no other tokens in between, to prevent statement continuations
+        * from being indented like enum constant declarations.
+        *
+        * See https://gnats.netbsd.org/55453.
+        */
+       if (colors[0] == (enum color)1) {
+               return 1
+                 + 2
+                 + 3;
+       }
+       return 0;
+}
 #indent end
 
-#indent run-equals-input
+#indent run-equals-input -ci2