Add class tests

testLib/ClassA.js

@@ -0,0 +1,12 @@
+class A {
+    get prop1() {
+        return "A"
+    }
+    get prop2() {
+        return "something"
+    }
+
+    method2() { return "testA"; }
+}
+
+module.exports = A;

testLib/ClassB.js

@@ -0,0 +1,13 @@
+const AClass = require("./ClassA");
+
+class ClassB extends AClass {
+    get prop1() {
+        return "B";
+    }
+
+    method1() {
+        return "testB";
+    }
+}
+
+module.exports = ClassB;

testLib/sharedTestCases.js

@@ -390,4 +390,17 @@ module.exports = function () {
         expect(constModule.dirname).to.equal(require("./constModule").dirname);
     });
 
+    it("should be possible to create a class", function() {
+        var BClass = rewire("./ClassB");
+
+        expect(function() {
+            new BClass();
+        }).to.not.throw;
+
+        var b = new BClass();
+
+        expect(b.prop1).to.equal("B");
+        expect(b.prop2).to.equal("something")
+    });
+
 };