meta dependecy tests

src/meta/dependencies.js

@@ -11,46 +11,15 @@ var pkg = require('../../package.json');
 
 module.exports = function (Meta) {
 	Meta.dependencies = {};
+	var depsMissing = false;
+	var depsOutdated = false;
 
 	Meta.dependencies.check = function (callback) {
 		var modules = Object.keys(pkg.dependencies);
-		var depsOutdated = false;
-		var depsMissing = false;
 
 		winston.verbose('Checking dependencies for outdated modules');
 
-		async.each(modules, function (module, next) {
-			fs.readFile(path.join(__dirname, '../../node_modules/', module, 'package.json'), {
-				encoding: 'utf-8',
-			}, function (err, pkgData) {
-				if (err) {
-					// If a bundled plugin/theme is not present, skip the dep check (#3384)
-					if (err.code === 'ENOENT' && (module === 'nodebb-rewards-essentials' || module.startsWith('nodebb-plugin') || module.startsWith('nodebb-theme'))) {
-						winston.warn('[meta/dependencies] Bundled plugin ' + module + ' not found, skipping dependency check.');
-						return next();
-					}
-					return next(err);
-				}
-
-				try {
-					pkgData = JSON.parse(pkgData);
-				} catch (e) {
-					process.stdout.write('[' + 'missing'.red + '] ' + module.bold + ' is a required dependency but could not be found\n');
-					depsMissing = true;
-					return next();
-				}
-
-				var ok = !semver.validRange(pkg.dependencies[module]) || semver.satisfies(pkgData.version, pkg.dependencies[module]);
-
-				if (ok || (pkgData._resolved && pkgData._resolved.indexOf('//github.com') !== -1)) {
-					next();
-				} else {
-					process.stdout.write('[' + 'outdated'.yellow + '] ' + module.bold + ' installed v' + pkgData.version + ', package.json requires ' + pkg.dependencies[module] + '\n');
-					depsOutdated = true;
-					next();
-				}
-			});
-		}, function (err) {
+		async.each(modules, Meta.dependencies.checkModule, function (err) {
 			if (err) {
 				return callback(err);
 			}
@@ -64,4 +33,49 @@ module.exports = function (Meta) {
 			}
 		});
 	};
+
+	Meta.dependencies.checkModule = function (moduleName, callback) {
+		fs.readFile(path.join(__dirname, '../../node_modules/', moduleName, 'package.json'), {
+			encoding: 'utf-8',
+		}, function (err, pkgData) {
+			if (err) {
+				// If a bundled plugin/theme is not present, skip the dep check (#3384)
+				if (err.code === 'ENOENT' && (moduleName === 'nodebb-rewards-essentials' || moduleName.startsWith('nodebb-plugin') || moduleName.startsWith('nodebb-theme'))) {
+					winston.warn('[meta/dependencies] Bundled plugin ' + moduleName + ' not found, skipping dependency check.');
+					return callback(null, true);
+				}
+				return callback(err);
+			}
+
+			pkgData = Meta.dependencies.parseModuleData(moduleName, pkgData);
+
+			var satisfies = Meta.dependencies.doesSatisfy(pkgData, pkg.dependencies[moduleName]);
+			callback(null, satisfies);
+		});
+	};
+
+	Meta.dependencies.parseModuleData = function (moduleName, pkgData) {
+		try {
+			pkgData = JSON.parse(pkgData);
+		} catch (e) {
+			winston.warn('[' + 'missing'.red + '] ' + moduleName.bold + ' is a required dependency but could not be found\n');
+			depsMissing = true;
+			return null;
+		}
+		return pkgData;
+	};
+
+	Meta.dependencies.doesSatisfy = function (moduleData, packageJSONVersion) {
+		if (!moduleData) {
+			return false;
+		}
+		var versionOk = !semver.validRange(packageJSONVersion) || semver.satisfies(moduleData.version, packageJSONVersion);
+		var githubRepo = moduleData._resolved && moduleData._resolved.indexOf('//github.com') !== -1;
+		var satisfies = versionOk || githubRepo;
+		if (!satisfies) {
+			winston.warn('[' + 'outdated'.yellow + '] ' + moduleData.name.bold + ' installed v' + moduleData.version + ', package.json requires ' + packageJSONVersion + '\n');
+			depsOutdated = true;
+		}
+		return satisfies;
+	};
 };

test/meta.js

@@ -211,6 +211,56 @@ describe('meta', function () {
 		});
 	});
 
+	describe('dependencies', function () {
+		it('should return ENOENT if module is not found', function (done) {
+			meta.dependencies.checkModule('some-module-that-does-not-exist', function (err) {
+				assert.equal(err.code, 'ENOENT');
+				done();
+			});
+		});
+
+		it('should not error if module is a nodebb-plugin-*', function (done) {
+			meta.dependencies.checkModule('nodebb-plugin-somePlugin', function (err) {
+				assert.ifError(err);
+				done();
+			});
+		});
+
+		it('should not error if module is nodebb-theme-*', function (done) {
+			meta.dependencies.checkModule('nodebb-theme-someTheme', function (err) {
+				assert.ifError(err);
+				done();
+			});
+		});
+
+		it('should parse json package data', function (done) {
+			var pkgData = meta.dependencies.parseModuleData('nodebb-plugin-test', '{"a": 1}');
+			assert.equal(pkgData.a, 1);
+			done();
+		});
+
+		it('should return null data with invalid json', function (done) {
+			var pkgData = meta.dependencies.parseModuleData('nodebb-plugin-test', 'asdasd');
+			assert.strictEqual(pkgData, null);
+			done();
+		});
+
+		it('should return false if moduleData is falsy', function (done) {
+			assert(!meta.dependencies.doesSatisfy(null, '1.0.0'));
+			done();
+		});
+
+		it('should return false if moduleData doesnt not satisfy package.json', function (done) {
+			assert(!meta.dependencies.doesSatisfy({ name: 'nodebb-plugin-test', version: '0.9.0' }, '1.0.0'));
+			done();
+		});
+
+		it('should return true if _resolved is from github', function (done) {
+			assert(meta.dependencies.doesSatisfy({ name: 'nodebb-plugin-test', _resolved: 'https://github.com/some/repo', version: '0.9.0' }, '1.0.0'));
+			done();
+		});
+	});
+
 
 	after(function (done) {
 		db.emptydb(done);