test: updated UT

Author: charlypa

package.json

@@ -26,7 +26,7 @@
     "lint:fix": "eslint --quiet --fix src test",
     "prepare": "husky install",
     "test": "npm run test:unit && npm run test:integ",
-    "test:unit": "APP_CONFIG=./test/unit/utils/.app.json mocha test/unit/*.spec.js test/unit/**/*.spec.js  test/unit/**/*.spec.js  test/unit/**/**/*.spec.js --timeout=3000",
+    "test:unit": "APP_CONFIG=./test/unit/utils/.app.json  APP_CONFIG1=./test/unit/utils/.app1.json mocha test/unit/*.spec.js test/unit/**/*.spec.js  test/unit/**/*.spec.js  test/unit/**/**/*.spec.js --timeout=3000",
     "test:integ": "mocha test/integration/*.spec.js test/integration/**/*.spec.js --timeout=3000",
     "printReportsLink": "echo Detailed unit test coverage report: file:///$(pwd)/coverage-unit/index.html && echo Detailed integration test coverage report: file:///$(pwd)/coverage-integration/index.html",
     "cover": "npm run cover:unit",

test/unit/utils/.app.json

@@ -1,5 +1,5 @@
 {
-  "port": "5000",
+  "port": "3000",
   "authKey": "YWxhZGRpbjpvcGVuc2VzYW1l",
   "allowPublicAccess": false,
   "mysql": {

test/unit/utils/.app1.json

@@ -0,0 +1,11 @@
+{
+  "authKey": "YWxhZGRpbjpvcGVuc2VzYW1l",
+  "allowPublicAccess": false,
+  "mysql": {
+    "host": "localhost",
+    "port": "3306",
+    "database": "testdb",
+    "user": "root",
+    "password": "1234"
+  }
+}

test/unit/utils/configs-test.spec.js

@@ -32,16 +32,17 @@ describe('unit Tests', function () {
 
     });
     it('default port should be 5000', function () {
+        const backup = process.env.APP_CONFIG;
+        process.env.APP_CONFIG =  process.env.APP_CONFIG1;
+        deleteAppConfig();
         let configs = getConfigs();
-        _verifyConfigs(configs);
-        configs = getConfigs();
-        // call verify config second time
-        _verifyConfigs(configs);
+        expect(configs.port).to.eql('5000');
+        process.env.APP_CONFIG = backup;
     });
 });
 
 function _verifyConfigs(configs) {
-    expect(configs.port).to.eql('5000');
+    expect(configs.port).to.eql('3000');
     expect(configs.authKey.length).to.eql(24);
     expect(configs.mysql.port).to.eql('3306');
     expect(configs.mysql.user.length).to.gt(0);