From 9d114fbd59ca30a67150421292d57db39d158649 Mon Sep 17 00:00:00 2001
From: "Alex Xu (Hello71)" <alex_y_xu@yahoo.ca>
Date: Sun, 6 Mar 2022 12:58:17 -0500
Subject: add test for duplicate path element

---
 test/start | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/test/start b/test/start
index 4cf0d9d..c750310 100755
--- a/test/start
+++ b/test/start
@@ -24,15 +24,16 @@ check() {
 
 try() {
     # shellcheck disable=SC2016
-    printf 'TEST: PATH="$PATH:%s" %s, expect %s\n' "$@"
+    printf 'TEST: PATH="%s:$PATH:%s" %s, expect %s\n' "${PWD%/test}" "$@"
     PATH="$PATH:$1" "$2" 2>&1 | check "$3"
     # shellcheck disable=SC2016
-    printf 'TEST: PATH="%s:$PATH" %s, expect %s\n' "$@"
+    printf 'TEST: PATH="%s:%s:$PATH" %s, expect %s\n' "${PWD%/test}" "$@"
     PATH="$1:$PATH" "$2" 2>&1 | check "$3"
 }
 
 do_try() {
     try "$1" "$2/x" "$3"
+    try "$1" "$2//x" "$3"
     try "$1" "./$2/x" "$3"
     try "$1" "$PWD/$2/x" "$3"
     try "$1" "$2/../$2/x" "$3"
@@ -41,12 +42,13 @@ do_try() {
     echo
 }
 
+# use do_try2 if x in PATH
 do_try2() {
     try "$1" "x" "$3"
     do_try "$@"
 }
 
-export PATH="$PWD/..:$PATH"
+export PATH="${PWD%/test}:$PATH"
 
 do_try "" a "a err"
 do_try2 "$PWD/a" a "a err"
@@ -55,5 +57,6 @@ do_try2 "$PWD/a:$PWD/b" a "a b err"
 do_try "$PWD/a:$PWD/b" b "b err"
 do_try2 "$PWD/a:$PWD/b:$PWD/c" a "a b c"
 do_try "$PWD/a:$PWD/b:$PWD/c" b "b c"
+do_try2 "$PWD/a:$PWD/a" a "a err"
 
 echo "ALL TESTS COMPLETED SUCCESSFULLY :)"
-- 
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