continuous logging test added

spec/ContinuousLoggingTest.js

+const assert = require('assert');
+const Tester = require('./utils/Tester.js');
+const test = new Tester('test', 'users');
+
+const sampleData = require('./assets/SampleData');
+
+const pattern = /^Found new key type "(.{1,})" type "(.{1,})"$/g;
+const expectedLines = `
+Found new key type "_id" type "ObjectId"
+Found new key type "name" type "String"
+Found new key type "someBinData" type "BinData-generic"
+Found new key type "bio" type "String"
+Found new key type "pets" type "String"
+Found new key type "birthday" type "Date"
+Found new key type "pets" type "Array"
+Found new key type "pets.XX" type "String"
+Found new key type "someWeirdLegacyKey" type "String"
+`.trim();
+
+
+
+describe('Continuous logging', () => {
+
+  beforeEach(() => test.init(sampleData));
+  afterEach(() => test.cleanUp());
+
+  it('should log every new key', () => {
+    return test.runAnalysis({collection:'users', logKeysContinuously:true}).then(output => {
+      var filteredOutput = output
+        .split('\n')
+        .filter(line => line.match(pattern))
+        .join('\n');
+      assert.equal(filteredOutput, expectedLines);
+    });
+  });
+});