Add tests to id2str

src/test/id2str.js

+process.env.NODE_ENV = 'test';
+
+const chai = require('chai');
+
+const dirtyChai = require('dirty-chai');
+
+chai.use(dirtyChai);
+
+const chaiXml = require('chai-xml');
+
+chai.use(chaiXml);
+
+const chaiHttp = require('chai-http');
+
+const assert = chai.assert;
+
+const expect = chai.expect;
+
+const should = chai.should(); // actually call the function
+
+const libs = `${process.cwd()}/libs`;
+
+const server = require(`${libs}/app`);
+
+const id2str = require(`${libs}/middlewares/id2str`);
+
+chai.use(chaiHttp);
+
+describe('id2str middleware', () => {
+    let req, res;
+    it('should return a function', (done) => {
+        expect(id2str.transform).to.be.a.Function;
+        done();
+    });
+
+    it('should transform a gender id', (done) => {
+        expect(id2str.gender(1)).to.deep.equal('Masculino');
+        done();
+    });
+
+    it('should transform a period id', (done) => {
+        expect(id2str.period(1)).to.deep.equal('Diurno');
+        done();
+    });
+
+    it('should transform a school year id', (done) => {
+        expect(id2str.schoolYear(11)).to.deep.equal('Creche - Menor de 1 ano');
+        done();
+    });
+
+    it('should transform a result', (done) => {
+        let req = {
+            result: [{gender_id: 2, period_id: 3, school_year_id: 11}]
+        };
+        id2str.transform(false)(req, {},  (error)=>{
+            if (error) { throw new Error('Expected not to receive an error'); }
+            req.should.have.property('result');
+            req.result.should.not.be.undefined;
+            req.result.should.be.deep.equal([{gender_id: 2, period_id: 3, school_year_id: 11, gender_name: 'Feminino', period_name: 'Integral', school_year_name: 'Creche - Menor de 1 ano'}]);
+            done();
+        });
+    });
+
+    it('should transform a result and delete the ids', (done) => {
+        let req = {
+            result: [{gender_id: 2, period_id: 3, school_year_id: 11}]
+        };
+        id2str.transform(true)(req, {},  (error)=>{
+            if (error) { throw new Error('Expected not to receive an error'); }
+            req.should.have.property('result');
+            req.result.should.not.be.undefined;
+            req.result.should.be.deep.equal([{gender_name: 'Feminino', period_name: 'Integral', school_year_name: 'Creche - Menor de 1 ano'}]);
+            done();
+        });
+    });
+});