xbps-install(1): implement #109.

-n/--dry-run mode now prints "installed_size" obj as 5th argument,
and "filename-size" as 6th argument (if available).

Close #109

tests/xbps/libxbps/shell/install_test.sh

@@ -439,7 +439,9 @@ update_xbps_body() {
 	xbps-rindex -d -a repo/*.xbps
 	atf_check_equal $? 0
 	out=$(xbps-install -r root --repository=repo -yun)
-	atf_check_equal "$out" "xbps-1.1_1 update noarch $(readlink -f repo)"
+	set -- $out
+	exp="$1 $2 $3 $4"
+	atf_check_equal "$exp" "xbps-1.1_1 update noarch $(readlink -f repo)"
 }
 
 atf_test_case update_xbps_virtual
@@ -476,7 +478,9 @@ update_xbps_virtual_body() {
 	xbps-rindex -d -a repo/*.xbps
 	atf_check_equal $? 0
 	out=$(xbps-install -r root --repository=repo -yun)
-	atf_check_equal "$out" "xbps-git-1.1_1 update noarch $(readlink -f repo)"
+	set -- $out
+	exp="$1 $2 $3 $4"
+	atf_check_equal "$exp" "xbps-git-1.1_1 update noarch $(readlink -f repo)"
 }
 
 atf_init_test_cases() {

tests/xbps/libxbps/shell/update_hold.sh

@@ -27,7 +27,9 @@ update_hold_body() {
 	atf_check_equal $? 0
 	cd ..
 	out=$(xbps-install -r root --repository=$PWD/repo -un)
-	atf_check_equal "$out" "A-1.1_1 hold noarch $PWD/repo"
+	set -- $out
+	exp="$1 $2 $3 $4"
+	atf_check_equal "$exp" "A-1.1_1 hold noarch $PWD/repo"
 	xbps-install -r root --repository=$PWD/repo -yuvd
 	atf_check_equal $? 0
 	out=$(xbps-query -r root -p pkgver A)