feat: add JSON schema validation

package.json

@@ -19,6 +19,7 @@
   "devDependencies": {
     "@babel/core": "7.12.3",
     "@babel/preset-env": "7.12.1",
+    "ajv": "^6.12.6",
     "autoprefixer": "10.0.1",
     "chai": "4.2.0",
     "chalk": "4.1.0",

schema.json

@@ -0,0 +1,108 @@
+{
+    "$schema": "http://json-schema.org/draft-07/schema",
+    "$id": "http://devswag.io/schema.json",
+    "type": "array",
+    "title": "The root schema",
+    "description": "The root schema comprises the entire JSON document.",
+    "default": [],
+    "examples": [],
+    "additionalItems": true,
+    "items": {
+        "$id": "#/items",
+        "anyOf": [
+            {
+                "$id": "#/items/anyOf/0",
+                "type": "object",
+                "title": "The first anyOf schema",
+                "description": "An explanation about the purpose of this instance.",
+                "default": {},
+                "examples": [],
+                "required": [
+                    "name",
+                    "difficulty",
+                    "description",
+                    "reference",
+                    "image",
+                    "dateAdded",
+                    "tags"
+                ],
+                "properties": {
+                    "name": {
+                        "$id": "#/items/anyOf/0/properties/name",
+                        "type": "string",
+                        "title": "The name schema",
+                        "description": "An explanation about the purpose of this instance.",
+                        "default": "",
+                        "examples": []
+                    },
+                    "difficulty": {
+                        "$id": "#/items/anyOf/0/properties/difficulty",
+                        "type": "string",
+                        "title": "The difficulty schema",
+                        "description": "An explanation about the purpose of this instance.",
+                        "default": "",
+                        "examples": [],
+                        "pattern": "easy|medium|hard"
+                    },
+                    "description": {
+                        "$id": "#/items/anyOf/0/properties/description",
+                        "type": "string",
+                        "title": "The description schema",
+                        "description": "An explanation about the purpose of this instance.",
+                        "default": "",
+                        "examples": []
+                    },
+                    "reference": {
+                        "$id": "#/items/anyOf/0/properties/reference",
+                        "type": "string",
+                        "title": "The reference schema",
+                        "description": "An explanation about the purpose of this instance.",
+                        "default": "",
+                        "examples": []
+                    },
+                    "image": {
+                        "$id": "#/items/anyOf/0/properties/image",
+                        "type": "string",
+                        "title": "The image schema",
+                        "description": "An explanation about the purpose of this instance.",
+                        "default": "",
+                        "examples": [],
+                        "format": "uri"
+                    },
+                    "dateAdded": {
+                        "$id": "#/items/anyOf/0/properties/dateAdded",
+                        "type": "string",
+                        "title": "The dateAdded schema",
+                        "description": "An explanation about the purpose of this instance.",
+                        "default": "",
+                        "examples": [],
+                        "format": "date-time"
+                    },
+                    "tags": {
+                        "$id": "#/items/anyOf/0/properties/tags",
+                        "type": "array",
+                        "title": "The tags schema",
+                        "description": "An explanation about the purpose of this instance.",
+                        "default": [],
+                        "examples": [],
+                        "additionalItems": true,
+                        "minItems": 1,
+                        "items": {
+                            "$id": "#/items/anyOf/0/properties/tags/items",
+                            "anyOf": [
+                                {
+                                    "$id": "#/items/anyOf/0/properties/tags/items/anyOf/0",
+                                    "type": "string",
+                                    "title": "The first anyOf schema",
+                                    "description": "An explanation about the purpose of this instance.",
+                                    "default": "",
+                                    "examples": []
+                                }
+                            ]
+                        }
+                    }
+                }
+            }
+        ]
+    }
+}

test/functional/data.spec.js

@@ -2,8 +2,10 @@ const got = require('got');
 const {expect} = require('chai');
 const parallel = require('mocha.parallel');
 const sharp = require('sharp');
+const Ajv = require('ajv');
 
 const data = require('../../data.json');
+const schema = require('../../schema.json');
 const LIMIT_PARALLEL_TESTS = 10;
 
 const requestOptions = {
@@ -23,6 +25,12 @@ function checkURL(url, head = false) {
 }
 
 describe('swag-for-dev', function () {
+	it('data.json has valid schema', function () {
+		const ajv = new Ajv(); 
+		const valid = ajv.validate(schema, data);
+		expect(valid).to.be.true;
+	});
+
 	it('data.json is valid', function () {
 		expect(data).to.be.an('Array');
 		data.forEach(datum => {