tests: More TAP fixups

Hopefully getting closer now.

tests/basic-test.sh

@@ -425,6 +425,8 @@ if test "$(id -u)" != "0"; then
     assert_has_file expected-fail
     assert_file_has_content error-message "Permission denied"
     echo "ok unwritable repo was caught"
+else
+    echo "ok # SKIP not run when root"
 fi
 
 cd ${test_tmpdir}

tests/test-pull-corruption.sh

@@ -22,6 +22,7 @@ set -euo pipefail
 # If gjs is not installed, skip the test
 if ! gjs --help >/dev/null 2>&1; then
     echo "1..0 # SKIP no gjs"
+    exit 0
 fi
 
 . $(dirname $0)/libtest.sh

tests/test-rofiles-fuse.sh

@@ -21,6 +21,7 @@ set -euo pipefail
 
 if ! fusermount --version >/dev/null 2>&1; then
     echo "1..0 # SKIP no fusermount"
+    exit 0
 fi
 
 . $(dirname $0)/libtest.sh