Adding spec to demonstrate issue ajv-validator#815: fields should set…

… path base

spec/issues/815_id_updates_ref_base.spec.js

@@ -0,0 +1,54 @@
+'use strict';
+
+var Ajv = require('../ajv');
+require('../chai').should();
+
+describe.only('issue #815, id and $id fields should reset base', function() {
+  var schema = {
+    "type": "object",
+    "properties": {
+      "newRoot": {
+        "$id": "http://example.com/newRoot",
+        "properties": {
+          "recurse": {
+            "$ref": "#"
+          },
+          "name": {
+            "type": "string"
+          }
+        },
+        "required": ["name"],
+        "additionalProperties": false
+      }
+    },
+    "required": ["newRoot"],
+    "additionalProperties": false
+  };
+
+  var ajv = new Ajv();
+  var validate = ajv.compile(schema);
+
+  it('should set # to reference the closest ancestor with $id', function() {
+    validate({newRoot: {
+      name: 'test'
+    }}) .should.equal(true);
+
+    validate({newRoot: {
+      name: 'test',
+      recurse: {
+        name: 'test2'
+      }
+    }}) .should.equal(true);
+  });
+
+  it('should NOT set # to reference the absolute document root', function() {
+    validate({newRoot: {
+      name: 'test',
+      recurse: {
+        newRoot: {
+          name: 'test2'
+        }
+      }
+    }}) .should.equal(false);
+  });
+});