Run shared tests from both v3 and v4 of juggler

Author: bajtos

.eslintignore

@@ -1 +1,2 @@
 coverage
+**/node_modules/

deps/juggler-v3/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "juggler-v3",
+  "version": "3.0.0",
+  "dependencies": {
+    "loopback-datasource-juggler":"3.x",
+    "should": "^8.4.0"
+  }
+}

deps/juggler-v3/test.js

@@ -0,0 +1,49 @@
+// Copyright IBM Corp. 2019. All Rights Reserved.
+// Node module: loopback-connector-postgresql
+// This file is licensed under the Artistic License 2.0.
+// License text available at https://opensource.org/licenses/Artistic-2.0
+
+'use strict';
+
+const semver = require('semver');
+const should = require('should');
+const juggler = require('loopback-datasource-juggler');
+const name = require('./package.json').name;
+
+require('../../test/init');
+
+describe(name, function() {
+  before(function() {
+    return global.resetDataSourceClass(juggler.DataSource);
+  });
+
+  after(function() {
+    return global.resetDataSourceClass();
+  });
+
+  require('loopback-datasource-juggler/test/common.batch.js');
+  require('loopback-datasource-juggler/test/default-scope.test.js');
+  require('loopback-datasource-juggler/test/include.test.js');
+
+  // === Operation hooks ==== //
+
+  const suite = require('loopback-datasource-juggler/test/persistence-hooks.suite.js');
+
+  const DB_VERSION = process.env.MONGODB_VERSION;
+
+  if (!DB_VERSION) {
+    console.log('The ENV variable MONGODB_VERSION is not set.' +
+      ' Assuming MongoDB version 2.6 or newer.');
+  }
+
+  const DB_HAS_2_6_FEATURES = (!DB_VERSION ||
+    semver.satisfies(DB_VERSION, '>=2.6.0'));
+
+  const customConfig = Object.assign({}, global.config, {
+    enableOptimisedFindOrCreate: DB_HAS_2_6_FEATURES,
+  });
+
+  suite(global.getDataSource(customConfig, juggler.DataSource), should, {
+    replaceOrCreateReportsNewInstance: DB_HAS_2_6_FEATURES,
+  });
+});

deps/juggler-v4/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "juggler-v4",
+  "version": "4.0.0",
+  "dependencies": {
+    "loopback-datasource-juggler":"4.x",
+    "should": "^13.2.3"
+  }
+}

deps/juggler-v4/test.js

@@ -0,0 +1,49 @@
+// Copyright IBM Corp. 2019. All Rights Reserved.
+// Node module: loopback-connector-postgresql
+// This file is licensed under the Artistic License 2.0.
+// License text available at https://opensource.org/licenses/Artistic-2.0
+
+'use strict';
+
+const semver = require('semver');
+const should = require('should');
+const juggler = require('loopback-datasource-juggler');
+const name = require('./package.json').name;
+
+require('../../test/init');
+
+describe(name, function() {
+  before(function() {
+    return global.resetDataSourceClass(juggler.DataSource);
+  });
+
+  after(function() {
+    return global.resetDataSourceClass();
+  });
+
+  require('loopback-datasource-juggler/test/common.batch.js');
+  require('loopback-datasource-juggler/test/default-scope.test.js');
+  require('loopback-datasource-juggler/test/include.test.js');
+
+  // === Operation hooks ==== //
+
+  const suite = require('loopback-datasource-juggler/test/persistence-hooks.suite.js');
+
+  const DB_VERSION = process.env.MONGODB_VERSION;
+
+  if (!DB_VERSION) {
+    console.log('The ENV variable MONGODB_VERSION is not set.' +
+      ' Assuming MongoDB version 2.6 or newer.');
+  }
+
+  const DB_HAS_2_6_FEATURES = (!DB_VERSION ||
+    semver.satisfies(DB_VERSION, '>=2.6.0'));
+
+  const customConfig = Object.assign({}, global.config, {
+    enableOptimisedFindOrCreate: DB_HAS_2_6_FEATURES,
+  });
+
+  suite(global.getDataSource(customConfig, juggler.DataSource), should, {
+    replaceOrCreateReportsNewInstance: DB_HAS_2_6_FEATURES,
+  });
+});

package.json

@@ -10,7 +10,7 @@
   "scripts": {
     "benchmarks": "make benchmarks",
     "leak-detection": "make leak-detection",
-    "test": "mocha",
+    "test": "mocha test/*.test.js node_modules/juggler-v3/test.js node_modules/juggler-v4/test.js",
     "lint": "eslint .",
     "posttest": "npm run lint"
   },
@@ -39,7 +39,9 @@
     "bluebird": "^3.5.4",
     "eslint": "^5.1.0",
     "eslint-config-loopback": "^10.0.0",
-    "loopback-datasource-juggler": "^3.23.0",
+    "juggler-v3": "file:./deps/juggler-v3",
+    "juggler-v4": "file:./deps/juggler-v4",
+    "loopback-datasource-juggler": "^3.0.0 || ^4.0.0",
     "mocha": "^5.2.0",
     "rc": "^1.2.8",
     "semver": "^5.5.1",

test/imported.test.js

@@ -7,7 +7,8 @@
 
 module.exports = require('should');
 
-var DataSource = require('loopback-datasource-juggler').DataSource;
+var juggler = require('loopback-datasource-juggler');
+var DataSource = juggler.DataSource;
 
 var TEST_ENV = process.env.TEST_ENV || 'test';
 var config = require('rc')('loopback', {test: {mongodb: {}}})[TEST_ENV]
@@ -24,15 +25,24 @@ config = {
 
 global.config = config;
 
-global.getDataSource = global.getSchema = function(customConfig) {
-  var db = new DataSource(require('../'), customConfig || config);
+var db;
+global.getDataSource = global.getSchema = function(customConfig, customClass) {
+  const ctor = customClass || DataSource;
+  db = new ctor(require('../'), customConfig || config);
   db.log = function(a) {
     console.log(a);
   };
 
   return db;
 };
 
+global.resetDataSourceClass = function(ctor) {
+  DataSource = ctor || juggler.DataSource;
+  var promise = db ? db.disconnect() : Promise.resolve();
+  db = undefined;
+  return promise;
+};
+
 global.connectorCapabilities = {
   ilike: false,
   nilike: false,

test/init.js

@@ -371,8 +371,9 @@ describe('mongodb connector', function() {
     });
 
     it('ignores invalid option', function(done) {
-      var configWithInvalidOption = global.config;
-      configWithInvalidOption.invalidOption = 'invalid';
+      var configWithInvalidOption = Object.assign({}, global.config, {
+        invalidOption: 'invalid',
+      });
       var ds = global.getDataSource(configWithInvalidOption);
       ds.ping(function(err) {
         if (err) return done(err);
@@ -393,7 +394,7 @@ describe('mongodb connector', function() {
     it('should prioritize to the database given in the url property', function(done) {
       var cfg = JSON.parse(JSON.stringify(global.config));
       var testDb = 'lb-ds-overriden-test-1';
-      cfg.url = 'mongodb://' + cfg.hostname + ':' + cfg.port + '/' + testDb;
+      cfg.url = 'mongodb://' + cfg.host + ':' + cfg.port + '/' + testDb;
       var ds = global.getDataSource(cfg);
       ds.once('connected', function() {
         var db = ds.connector.db;