simple pet example/test added

Author: SeeSharpSoft

Diff for: test/specs/definitions/pets.json

@@ -0,0 +1,18 @@
+{
+  "definitions": {
+    "pet": {
+      "type": "object",
+      "properties": {
+        "name":  { "type": "string" },
+        "breed": { "type": "string" },
+        "age":  { "type": "string" }
+      },
+      "required": ["name", "breed", "age"]
+    }
+  },
+  "type": "object",
+  "properties": {
+    "cat": { "$ref": "#/definitions/pet" },
+    "dog": { "$ref": "#/definitions/pet" }
+  }
+}

Diff for: test/specs/pets.spec.js

@@ -0,0 +1,44 @@
+"use strict";
+
+const {expect} = require("chai");
+const {LazyJson} = require("../../dist");
+const {FileCache} = require("../../dist/resolver/external");
+
+describe("Pets", () => {
+    describe("parse", () => {
+        it("should parse a simple reference", async () => {
+            FileCache.GLOBAL.reset();
+
+            let json = LazyJson.create(__dirname + "/definitions/pets.json");
+
+            expect(json.properties.cat).to.deep.equal(json.definitions.pet);
+            expect(json.properties.dog).to.deep.equal(json.definitions.pet);
+            expect(json.properties.cat).to.deep.equal(json.properties.dog)
+        });
+
+    });
+
+    describe("change", () => {
+        it("should change all references", async () => {
+            FileCache.GLOBAL.reset();
+
+            let json = LazyJson.create(__dirname + "/definitions/pets.json");
+
+            json.definitions.pet.type = "Animal";
+
+            expect(json.properties.cat.type).to.equal("Animal");
+            expect(json.properties.dog.type).to.equal("Animal");
+        });
+
+        it("reference change should change source", async () => {
+            FileCache.GLOBAL.reset();
+
+            let json = LazyJson.create(__dirname + "/definitions/pets.json");
+
+            json.properties.cat.required = ["category"];
+
+            expect(json.definitions.pet.required).to.deep.equal(["category"]);
+            expect(json.properties.dog.required).to.deep.equal(["category"]);
+        });
+    });
+});