test: Add test for import from test-resources in library

test/fixtures/linter/projects/library.with.custom.paths/src/main/js/ButtonFactory.js

@@ -0,0 +1,7 @@
+sap.ui.define(["sap/m/Button"], function (Button) {
+	"use strict";
+
+	return {
+		createButton: () => new Button()
+	};
+});

test/fixtures/linter/projects/library.with.custom.paths/src/test/js/ButtonFactory.js

@@ -0,0 +1,7 @@
+sap.ui.define(["library/with/custom/paths/ButtonFactory"], function (ButtonFactory) {
+	"use strict";
+
+	ButtonFactory.createButton().attachTap(function (event) {
+		alert(event.getSource());
+	});
+});

test/lib/linter/snapshots/linter.ts.md

@@ -794,6 +794,14 @@ Generated by [AVA](https://avajs.dev).
 > Snapshot 1
 
     [
+      {
+        coverageInfo: [],
+        errorCount: 0,
+        fatalErrorCount: 0,
+        filePath: 'src/main/js/ButtonFactory.js',
+        messages: [],
+        warningCount: 0,
+      },
       {
         coverageInfo: [
           {
@@ -909,6 +917,24 @@ Generated by [AVA](https://avajs.dev).
         ],
         warningCount: 0,
       },
+      {
+        coverageInfo: [],
+        errorCount: 1,
+        fatalErrorCount: 0,
+        filePath: 'src/test/js/ButtonFactory.js',
+        messages: [
+          {
+            column: 2,
+            fatal: undefined,
+            line: 4,
+            message: 'Call to deprecated function \'attachTap\' of class \'Button\'',
+            messageDetails: 'Deprecated test message',
+            ruleId: 'ui5-linter-no-deprecated-api',
+            severity: 2,
+          },
+        ],
+        warningCount: 0,
+      },
       {
         coverageInfo: [
           {