46         let jumps = insns.filter(item => item instanceof Jeqz);  variable
48         expect(jumps.length).to.equal(1);
50         let targetLabel = (<Jeqz>jumps[0]).getTarget();
60         let jumps = insns.filter(item => item instanceof Jeqz);  variable
62         expect(jumps.length).to.equal(1);
64         let targetLabel = (<Jeqz>jumps[0]).getTarget();
76         let jumps = insns.filter(item => (item instanceof Jeqz || item instanceof Jmp));  variable
79         expect(jumps.length).to.equal(2);
82         let elseLabel = (<Jeqz>jumps[0]).getTarget();
83         let endIfLabel = (<Jmp>jumps[1]).getTarget();
170         let jumps = insns.filter(item => (item instanceof Jeqz || item instanceof Jmp));  variable
173         expect(jumps.length).to.equal(2);