[RFC] Add xfail tests for || form of completion matchers

[Marlon Richert <marlon.richert@xxxxxxxxx>]

The tests show how :||= matchers should behave in order to provide
completion features that cannot be implemented with :|= matchers.

This is a follow-up to users/27228.

From 8640592169e90c89fd879baf39274f4a6a5822ee Mon Sep 17 00:00:00 2001
From: Marlon Richert <marlon.richert@xxxxxxxxx>
Date: Mon, 11 Oct 2021 17:30:07 +0300
Subject: [PATCH] Add xfail tests for || form of completion matchers

The tests show how :||= matchers should behave in order to provide
completion features that cannot be implemented with :|= matchers.
---
 Test/Y02compmatch.ztst | 108 +++++++++++++++++++++++++++++++++++++----
 1 file changed, 98 insertions(+), 10 deletions(-)

diff --git a/Test/Y02compmatch.ztst b/Test/Y02compmatch.ztst
index 621707482..ee7e422c1 100644
--- a/Test/Y02compmatch.ztst
+++ b/Test/Y02compmatch.ztst
@@ -378,15 +378,26 @@
   comp.graphics.rendering.misc comp.graphics.rendering.raytracing
   comp.graphics.rendering.renderman)
  test_code $example4_matcher example4_list
- comptest $'tst c.s.u\t'
-0:Documentation example using input c.s.u
+ comptest $'tst .s.u\t'
+0:Documentation example using input .s.u
+>line: {tst comp.sources.unix }{}
+>COMPADD:{}
+>INSERT_POSITIONS:{21}
+
+  example4b_matcher='r:[^.]||.=* r:|=*'
+ test_code $example4b_matcher example4_list
+ comptest $'tst .s.u\t^[bc\t'
+0f:Documentation example using input .s.u but with double anchor
+>line: {tst .s.u}{}
+>COMPADD:{}
+>INSERT_POSITIONS:{}
 >line: {tst comp.sources.unix }{}
 >COMPADD:{}
 >INSERT_POSITIONS:{21}
 
  test_code $example4_matcher example4_list
- comptest $'tst c.g.\ta\t.\tp\ta\tg\t'
-0:Documentation example using input c.g.\ta\t.\tp\ta\tg\t
+ comptest $'tst .g.\ta\t.\tp\ta\tg\t'
+0:Documentation example using input .g.\ta\t.\tp\ta\tg\t
 >line: {tst comp.graphics.}{}
 >COMPADD:{}
 >INSERT_POSITIONS:{18}
@@ -424,9 +435,32 @@
 >COMPADD:{}
 >INSERT_POSITIONS:{32}
 
+ test_code $example4b_matcher example4_list
+ comptest $'tst .g.\t^[bc\t'
+0f:Documentation example using input .g. with double anchor
+>line: {tst .g.}{}
+>COMPADD:{}
+>INSERT_POSITIONS:{}
+>line: {tst comp.graphics.}{}
+>COMPADD:{}
+>INSERT_POSITIONS:{18}
+
  test_code $example4_matcher example4_list
- comptest $'tst c...pag\t'
-0:Documentation example using input c...pag\t
+ comptest $'tst ...pag\t'
+0:Documentation example using input ...pag
+>line: {tst comp.graphics.apps.pagemaker }{}
+>COMPADD:{}
+>INSERT_POSITIONS:{32}
+
+ test_code $example4b_matcher example4_list
+ comptest $'tst ...pag\t^[bc\t^Fg^F^Fa\t'
+0f:Documentation example using input ...pag with double anchor
+>line: {tst .g.}{}
+>COMPADD:{}
+>INSERT_POSITIONS:{}
+>line: {tst c...pag}{}
+>COMPADD:{}
+>INSERT_POSITIONS:{}
 >line: {tst comp.graphics.apps.pagemaker }{}
 >COMPADD:{}
 >INSERT_POSITIONS:{32}
@@ -444,8 +478,8 @@
  example5_matcher='r:|[.,_-]=* r:|=*'
  example5_list=(veryverylongfile.c veryverylongheader.h)
  test_code $example5_matcher example5_list
- comptest $'tst  v.c\tv.h\t'
-0:Documentation example using input v.c\t
+ comptest $'tst  .c\t.h\t'
+0:Documentation example using input .c
 >line: {tst  veryverylongfile.c }{}
 >COMPADD:{}
 >INSERT_POSITIONS:{23}
@@ -453,6 +487,23 @@
 >COMPADD:{}
 >INSERT_POSITIONS:{44}
 
+ example5b_matcher='r:[^.,_-]||[.,_-]=* r:|=*'
+ test_code $example5b_matcher example5_list
+ comptest $'tst  .c\t^[bv\t.h\t^[bv'
+0f:Documentation example using input .c but with double anchor
+>line: {tst  .c}{}
+>COMPADD:{}
+>INSERT_POSITIONS:{}
+>line: {tst  veryverylongfile.c }{}
+>COMPADD:{}
+>INSERT_POSITIONS:{23}
+>line: {tst  veryverylongfile.c .h}{}
+>COMPADD:{}
+>INSERT_POSITIONS:{}
+>line: {tst  veryverylongfile.c veryverylongheader.h }{}
+>COMPADD:{}
+>INSERT_POSITIONS:{44}
+
 
  example6_list=(LikeTHIS FooHoo 5foo123 5bar234)
  test_code 'r:|[A-Z0-9]=* r:|=*' example6_list
@@ -493,15 +544,52 @@
  example7_matcher="r:[^A-Z0-9]||[A-Z0-9]=** r:|=*"
  example7_list=($example6_list)
  test_code $example7_matcher example7_list
- comptest $'tst H\t2\t'
-0:Documentation example using "r:[^A-Z0-9]||[A-Z0-9]=** r:|=*"
+ comptest $'tst H\t^[bF\to2\t^[b5\tb\t'
+0f:Documentation example using "r:[^A-Z0-9]||[A-Z0-9]=** r:|=*"
+>line: {tst H}{}
+>COMPADD:{}
+>INSERT_POSITIONS:{}
+>line: {tst F}{H}
+>COMPADD:{}
+>INSERT_POSITIONS:{}
 >line: {tst FooHoo }{}
 >COMPADD:{}
 >INSERT_POSITIONS:{10}
+>line: {tst FooHoo 2}{}
+>COMPADD:{}
+>INSERT_POSITIONS:{}
+>line: {tst FooHoo 5}{2}
+>COMPADD:{}
+>INSERT_POSITIONS:{}
 >line: {tst FooHoo 5bar234 }{}
 >COMPADD:{}
 >INSERT_POSITIONS:{18}
 
+ example7b_matcher="r:?||[A-Z0-9]=* r:|=*"
+ test_code $example7b_matcher example7_list
+ comptest $'tst H\t^[bF2\t^[b5\t'
+0f:Documentation example using "r:?||[A-Z0-9]=* r:|=*"
+>line: {tst H}{}
+>COMPADD:{}
+>INSERT_POSITIONS:{}
+>line: {tst FooHoo }{}
+>COMPADD:{}
+>INSERT_POSITIONS:{10}
+>line: {tst FooHoo 5bar234 }{}
+>COMPADD:{}
+>INSERT_POSITIONS:{18}
+
+ example8_list=(passwd.byname)
+ test_code 'r:[^.]||.=* l:.||[^.]=*'
+ comptest $'tst .^B\tpass^Fname\t'
+0f:Symmetry between r and l
+>line: {tst }{.}
+>COMPADD:{}
+>INSERT_POSITIONS:{}
+>line: {tst passwd.byname }{}
+>COMPADD:{}
+>INSERT_POSITIONS:{17}
+
 
  workers_7311_matcher="m:{a-z}={A-Z} r:|[.,_-]=* r:|=*"
  workers_7311_list=(Abc-Def-Ghij.txt Abc-def.ghi.jkl_mno.pqr.txt Abc_def_ghi_jkl_mno_pqr.txt)
-- 
2.33.0