tests: make should-ijson

tools/tests/Makefile

@@ -7,6 +7,9 @@ should-get-tests/fuse-doc.tap: should-get-tests/fuse-doc.should-get force
 should: should-get-tests/fuse-doc.tap
 	python3 ../should.py should-get-tests/*.should-get
 
+should-ijson: 
+	python3 ../should.py --var FUSE_OPTIONS=--ijson should-get-tests/fuse-*.should-get
+
 doctests:
 	@echo "*** Launching python tests..."
 	python -m doctest -v ../fuse.py