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authorCameron Katri <me@cameronkatri.com>2021-05-09 14:20:58 -0400
committerCameron Katri <me@cameronkatri.com>2021-05-09 14:20:58 -0400
commit5fd83771641d15c418f747bd343ba6738d3875f7 (patch)
tree5abf0f78f680d9837dbd93d4d4c3933bb7509599 /shell_cmds/sh/tests/expansion/cmdsubst6.0
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Diffstat (limited to 'shell_cmds/sh/tests/expansion/cmdsubst6.0')
-rw-r--r--shell_cmds/sh/tests/expansion/cmdsubst6.053
1 files changed, 53 insertions, 0 deletions
diff --git a/shell_cmds/sh/tests/expansion/cmdsubst6.0 b/shell_cmds/sh/tests/expansion/cmdsubst6.0
new file mode 100644
index 0000000..0e47bce
--- /dev/null
+++ b/shell_cmds/sh/tests/expansion/cmdsubst6.0
@@ -0,0 +1,53 @@
+# $FreeBSD: head/bin/sh/tests/expansion/cmdsubst6.0 216763 2010-12-28 14:58:08Z jilles $
+# This tests if the cmdsubst optimization is still used if possible.
+
+failures=''
+ok=''
+
+testcase() {
+ code="$1"
+
+ unset v
+ eval "pid=\$(dummy=$code echo \$(\$SH -c echo\ \\\$PPID))"
+
+ if [ "$pid" = "$$" ]; then
+ ok=x$ok
+ else
+ failures=x$failures
+ echo "Failure for $code"
+ fi
+}
+
+unset v
+w=1
+testcase '$w'
+testcase '1${w+1}'
+testcase '1${w-1}'
+testcase '1${v+1}'
+testcase '1${v-1}'
+testcase '1${w:+1}'
+testcase '1${w:-1}'
+testcase '1${v:+1}'
+testcase '1${v:-1}'
+testcase '${w?}'
+testcase '${w:?}'
+testcase '${w#x}'
+testcase '${w##x}'
+testcase '${w%x}'
+testcase '${w%%x}'
+
+testcase '$((w))'
+testcase '$(((w+4)*2/3))'
+testcase '$((w==1))'
+testcase '$((w>=0 && w<=5 && w!=2))'
+testcase '$((${#w}))'
+testcase '$((${#IFS}))'
+testcase '$((${#w}>=1))'
+testcase '$(($$))'
+testcase '$(($#))'
+testcase '$(($?))'
+
+testcase '$(: $((w=4)))'
+testcase '$(: ${v=2})'
+
+test "x$failures" = x