add tests

.eslintrc.js

@@ -5,6 +5,7 @@ module.exports = {
 	},
 	"extends": "eslint:recommended",
 	"parserOptions": {
+		"ecmaVersion": "2018",
 		"sourceType": "module"
 	},
 	"rules": {

karma.conf.js

@@ -0,0 +1,39 @@
+/* eslint-env node */
+
+process.env.CHROME_BIN = require("puppeteer").executablePath();
+
+module.exports = function (config) {
+	config.set({
+		basePath: "",
+		frameworks: ["mocha"],
+		files: [
+			"test/test.js"
+		],
+		exclude: [],
+		preprocessors: {
+			"test/test.js": ["webpack"]
+		},
+		webpack: {
+			mode: "development",
+			module: {
+				rules: [
+					{
+						test: /\.png$/i,
+						loader: "url-loader"
+					}
+				]
+			}
+		},
+		webpackMiddleware: {
+			stats: "errors-only"
+		},
+		reporters: ["progress"],
+		port: 9876,
+		colors: true,
+		logLevel: config.LOG_WARN,
+		autoWatch: false,
+		browsers: ["ChromeHeadless"],
+		singleRun: true,
+		concurrency: Infinity
+	});
+};

package.json

@@ -8,7 +8,8 @@
 	"scripts": {
 		"build": "rollup -c tools/rollup.module.js && rollup -c tools/rollup.browser.js && rollup -c tools/rollup.browser.min.js",
 		"prepare": "npm test && rm -rf build && npm run build",
-		"test": "eslint src/** tools/** && tslint -c tslint.json types/**.ts",
+		"test": "karma start && npm run lint",
+		"lint": "eslint src/** tools/** && tslint -c tslint.json types/**.ts",
 		"dev": "npm-run-all --parallel watch serve",
 		"watch": "rollup -w -c tools/rollup.browser.js",
 		"serve": "ws"
@@ -41,9 +42,16 @@
 		"babel-cli": "^6.26.0",
 		"babel-plugin-external-helpers": "^6.22.0",
 		"babel-preset-env": "^1.6.1",
+		"chai": "^4.1.2",
 		"eslint": "^4.19.1",
+		"karma": "^2.0.4",
+		"karma-chrome-launcher": "^2.2.0",
+		"karma-mocha": "^1.3.0",
+		"karma-webpack": "^3.0.0",
 		"local-web-server": "^2.5.2",
+		"mocha": "^5.2.0",
 		"npm-run-all": "^4.1.2",
+		"puppeteer": "^1.5.0",
 		"rollup": "^0.58.2",
 		"rollup-plugin-babel": "^3.0.4",
 		"rollup-plugin-license": "^0.6.0",
@@ -51,6 +59,8 @@
 		"rollup-plugin-uglify": "^3.0.0",
 		"tslint": "^5.10.0",
 		"typescript": "^2.8.3",
-		"uglify-es": "^3.3.10"
+		"uglify-es": "^3.3.10",
+		"url-loader": "^1.0.1",
+		"webpack": "^4.15.1"
 	}
 }

test/.eslintrc.yaml

@@ -0,0 +1,4 @@
+extends: ../.eslintrc.js
+env:
+  mocha: true
+  browser: true

test/test.js

@@ -0,0 +1,29 @@
+import { expect } from "chai";
+import * as skinview3d from "../src/skinview3d";
+
+import skin1_8Default from "./textures/skin-1.8-default-no_hd.png";
+import skin1_8Slim from "./textures/skin-1.8-slim-no_hd.png";
+import skinOldDefault from "./textures/skin-old-default-no_hd.png";
+
+describe("detect model of texture", () => {
+	it("1.8 default", async () => {
+		const image = document.createElement("img");
+		image.src = skin1_8Default;
+		await Promise.resolve();
+		expect(skinview3d.isSlimSkin(image)).to.equal(false);
+	});
+
+	it("1.8 slim", async () => {
+		const image = document.createElement("img");
+		image.src = skin1_8Slim;
+		await Promise.resolve();
+		expect(skinview3d.isSlimSkin(image)).to.equal(true);
+	});
+
+	it("old default", async () => {
+		const image = document.createElement("img");
+		image.src = skinOldDefault;
+		await Promise.resolve();
+		expect(skinview3d.isSlimSkin(image)).to.equal(false);
+	});
+});