[INTERNAL] Enable stricter parsing of analyseLibraryJS

lib/lbt/analyzer/analyzeLibraryJS.js

@@ -1,6 +1,7 @@
 "use strict";
 const {parseJS, Syntax, VisitorKeys} = require("../utils/parseUtils");
 const {getPropertyKey, isMethodCall, isIdentifier, getStringArray} = require("../utils/ASTUtils");
+const log = require("@ui5/logger").getLogger("lbt:analyzer:LibraryJS");
 
 const CALL__SAP_UI_GETCORE = ["sap", "ui", "getCore"];
 
@@ -39,7 +40,7 @@ async function analyze(resource) {
 				} else if ( key === "elements" && value.type == Syntax.ArrayExpression ) {
 					libInfo.elements = getStringArray(value, true);
 				} else {
-					// TODO: Maybe log an error/warning when unexpected properties are defined?
+					log.error(`Unexpected property: '${key}' in sap.ui.getCore().initLibrary call`);
 				}
 			});
 

test/lib/lbt/analyzer/analyzeLibraryJS.js

@@ -0,0 +1,42 @@
+const test = require("ava");
+const sinon = require("sinon");
+const mock = require("mock-require");
+
+function createMockResource(libraryJS) {
+	return {
+		async getBuffer() {
+			return libraryJS;
+		}
+	};
+}
+
+test("analyze: library.js with non supported property", (t) => {
+	const libraryjs = `sap.ui.define([
+       'sap/ui/core/Core',
+   ], function(Core) {
+
+       "use strict";
+
+       sap.ui.getCore().initLibrary({
+           name : "library.test",
+           customProperty: "UI5"
+       });
+
+       return thisLib;
+
+   });`;
+
+	const logger = require("@ui5/logger");
+	const errorLogStub = sinon.stub();
+	const myLoggerInstance = {
+		error: errorLogStub
+	};
+	sinon.stub(logger, "getLogger").returns(myLoggerInstance);
+	const analyzeLibraryJSWithStubbedLogger = mock.reRequire("../../../../lib/lbt/analyzer/analyzeLibraryJS");
+
+	const mockResource = createMockResource(libraryjs);
+
+	analyzeLibraryJSWithStubbedLogger(mockResource);
+
+	t.is(errorLogStub.callCount, 1, "Error log is called once");
+});