commit bash-20151230 snapshot

tests/dollar-at-star

@@ -218,6 +218,7 @@ ${THIS_SH} ./dollar-at-star3.sub
 ${THIS_SH} ./dollar-at-star4.sub
 ${THIS_SH} ./dollar-at-star5.sub
 ${THIS_SH} ./dollar-at-star6.sub
+${THIS_SH} ./dollar-at-star7.sub
 
 # tests for special expansion of "$*" and "${array[*]}" when used with other
 # expansions -- bugs through bash-2.05b

tests/dollar-at-star7.sub

@@ -0,0 +1,25 @@
+IFS=''			# testing with only empty IFS
+
+set -- this is a test
+
+printf '|%s|\n' ${1+"$@"}
+echo
+printf '|%s|\n' "${1+$@}"
+echo
+printf '|%s|\n' "$@"
+echo
+
+printf '|%s|\n' ${1-"$@"}
+printf '|%s|\n' "${1-$@}"
+
+echo
+: ${foo:="$@"}
+printf '|%s|\n' "$foo"
+
+unset foo
+: "${foo:=$@}"
+printf '|%s|\n' "$foo"
+
+unset foo
+printf '|%s|\n' ${foo-"$@"}
+printf '|%s|\n' "${foo-$@}"

tests/dollar.right

@@ -266,6 +266,34 @@ argv[3] = <'c'>
 argv[1] = <'a'>
 argv[2] = <'b'>
 argv[3] = <'c'>
+|this|
+|is|
+|a|
+|test|
+
+|this|
+|is|
+|a|
+|test|
+
+|this|
+|is|
+|a|
+|test|
+
+|this|
+|this|
+
+|this is a test|
+|this is a test|
+|this|
+|is|
+|a|
+|test|
+|this|
+|is|
+|a|
+|test|
 xa|xb|xc
 xa|xb|xc
 a|b|c

tests/histexp.right

@@ -150,3 +150,42 @@ echo "#!/bin/bash" set -o posix
 #!/bin/bash set -o posix
 !!
 !!
+a
+echo $(echo echo a)
+echo a
+a
+echo echo a $(echo echo a)
+echo a echo a
+b
+!! $(echo !!)
+c
+echo "echo c" "$(echo echo c)"
+echo c echo c
+d
+echo "echo d" $(echo "echo d")
+echo d echo d
+e
+!! !!
+f
+!!
+f
+!!
+g
+echo "echo g"
+echo g
+g
+eval echo "echo g"
+echo g
+a
+cat < <(echo echo a)
+echo a
+b
+echo echo b `echo echo b`
+echo b echo b
+c
+!
+d
+!
+e
+! !
+./histexp4.sub: line 20: !': event not found

tests/histexp.tests

@@ -130,3 +130,5 @@ echo !shopt*
 
 ${THIS_SH} ./histexp1.sub
 ${THIS_SH} ./histexp2.sub
+${THIS_SH} ./histexp3.sub
+${THIS_SH} ./histexp4.sub

tests/histexp3.sub

@@ -0,0 +1,35 @@
+HISTFILE=${TMPDIR}/bashhist-$$
+
+set -o history
+set -o histexpand
+
+echo a
+echo $(echo !!)
+
+echo a
+echo !! $(echo !!)
+
+echo b
+echo '!!' '$(echo !!)'
+
+echo c
+echo "!!" "$(echo !!)"
+
+echo d
+echo "!!" $(echo "!!")
+
+echo e
+echo '!!' $(echo '!!')
+
+echo f
+echo '!!'
+echo f
+eval echo '!!'
+
+echo g
+echo "!!"
+echo g
+eval echo "!!"
+
+set +o history
+rm -f $HISTFILE		# just in case

tests/histexp4.sub

@@ -0,0 +1,23 @@
+HISTFILE=$TMPDIR/bashhist-$$
+
+set -o history
+set -o histexpand
+
+echo a
+cat < <(echo !!)
+
+echo b
+echo !! `echo !!`
+
+echo c
+echo "$(echo "!" )"
+
+echo d
+echo "$(echo '!' )"
+
+echo e
+echo '!' "!"
+echo "'!'"
+
+set +o history
+rm -f $HISTFILE