add traceur test suite

test/fixtures/traceur/MemberVariables/Inheritance.module.js

@@ -0,0 +1,24 @@
+// Options: --member-variables --types --type-assertions --type-assertion-module=../TypeAssertions/resources/assert.js
+
+import '../TypeAssertions/resources/assert.js';
+
+class Parent {
+  a:string;
+  static staticA:string;
+}
+
+class Child extends Parent {
+  b:string;
+  static staticB:string;
+}
+
+var child = new Child();
+child.a = 'defined in Parent';
+child.b = 'defined in Child';
+Child.staticA = 'static in Parent';
+Child.staticB = 'static in Child';
+
+assert.throw(() => { child.a = 0; }, chai.AssertionError);
+assert.throw(() => { child.b = 0; }, chai.AssertionError);
+assert.throw(() => { Child.staticA = 0; }, chai.AssertionError);
+assert.throw(() => { Child.staticB = 0; }, chai.AssertionError);