sinon.match.hasNested(propertyPath[, expectation]) code example
Example: sinon expect to match object
expect(fnStub).to.have.been.calledWith(sinon.match({
foo: 'foo',
bar: 'bar'
}));
expect(fnStub).to.have.been.calledWith(sinon.match({
foo: 'foo',
bar: 'bar'
}));