How to use the cordova-lib.cordova.binname function in cordova-lib

describe('use cordova-cli instead of cordova:', () => {
            const binname = cordova.binname;
            const testname = 'testgap';
            beforeEach(() => {
                cordova.binname = testname;
            });
            afterEach(() => {
                cordova.binname = binname;
            });
            allcommands.forEach(k => {
                it(k || '(default)', () => {
                    const result = help([k]);
                    expect(result.split('\n')[2]).toMatch(RegExp(testname + ' (?:' + k + '|command)\\b'));
                });
            });
        });
    });

afterEach(() => {
                cordova.binname = binname;
            });
            allcommands.forEach(k => {