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'use strict';
const applyProjection = require('../../lib/helpers/projection/applyProjection');const assert = require('assert');
describe('applyProjection', function() {  it('handles deep inclusive projections', function() {    const obj = { str: 'test', nested: { str2: 'test2', num3: 42 } };
    assert.deepEqual(applyProjection(obj, { str: 1 }), { str: 'test' });    assert.deepEqual(applyProjection(obj, { 'nested.str2': 1 }), { nested: { str2: 'test2' } });    assert.deepEqual(applyProjection(obj, { str: 1, nested: { num3: 1 } }), { str: 'test', nested: { num3: 42 } });  });
  it('handles deep exclusive projections', function() {    const obj = { str: 'test', nested: { str2: 'test2', num3: 42 } };
    assert.deepEqual(applyProjection(obj, { nested: 0 }), { str: 'test' });    assert.deepEqual(applyProjection(obj, { 'nested.str2': 0 }), { str: 'test', nested: { num3: 42 } });    assert.deepEqual(applyProjection(obj, { nested: { num3: 0 } }), { str: 'test', nested: { str2: 'test2' } });  });});