add traceur test suite

test/fixtures/traceur/PropertyMethodAssignment/PropertyMethodAssignment.js

@@ -0,0 +1,71 @@
+var object = {
+  x: {
+    j() {
+      return this.j;
+    }
+  },
+  f() {
+    return this.f;
+  },
+  'g'() {},
+  "h"() {},
+  42() {},
+  null() {},
+  true() {},
+  false() {},
+  function() {},
+  var() {},
+  'class'() {}  // NodeJS incorrectly flags {class: ...} as an error.
+};
+
+// ----------------------------------------------------------------------------
+
+assertArrayEquals([
+  '42',
+  'x',
+  'f',
+  'g',
+  'h',
+  'null',
+  'true',
+  'false',
+  'function',
+  'var',
+  'class'
+], Object.keys(object));
+
+function assertMethod(object, name) {
+  assert.isTrue(object.hasOwnProperty(name));
+  var descriptor = Object.getOwnPropertyDescriptor(object, name);
+  assert.equal('object', typeof descriptor);
+  assert.isTrue(descriptor.enumerable);
+  assert.equal('function', typeof object[name]);
+  // IE does not have a name property on functions.
+  assert.isTrue(object[name].name === '' || object[name].name === undefined);
+}
+
+assertMethod(object, 'f');
+assertMethod(object, 'g');
+assertMethod(object, 'h');
+assertMethod(object, '42');
+assertMethod(object, 'null');
+assertMethod(object, 'true');
+assertMethod(object, 'false');
+assertMethod(object, 'function');
+assertMethod(object, 'var');
+assertMethod(object, 'class');
+
+assert.equal(object.f, object.f());
+
+// Test the nested object.
+assertArrayEquals(['j'], Object.keys(object.x));
+assertMethod(object.x, 'j');
+
+// Test name binding.
+var m = 42;
+class C {
+  m() {
+    return m;
+  }
+}
+assert.equal(42, new C().m())