More functionality in factorioServer and added unit tests

node_modules/_app/factorioServer/index.spec.js

@@ -0,0 +1,54 @@
+const assert = require("assert");
+const fs = require("fs");
+const path = require("path");
+
+const factorioServer = require("./index.js");
+
+describe("factorioServer/index.js", ()=>{
+	it("is a class (or at least a function)", ()=>{
+		assert.equal(typeof factorioServer, "function");
+	});
+	describe(".deleteInstance()", ()=>{
+		it("deletes an instance, defaulting to the classes instanceDirectory", async () => {
+			let server = new factorioServer({
+				instanceDirectory: path.resolve(__dirname, "_testData_deleteInstance"),
+				instanceName: "Unit testing instance",
+			});
+			await server.initialize();
+			await server.deleteInstance();
+			assert.equal(await server.isValidInstance(), false);
+			return true;
+		});
+	});
+	describe(".isValidInstance()", ()=>{
+		it("tells us whether an instance exists or not", async () => {
+			let server = new factorioServer({
+				instanceDirectory: path.resolve(__dirname, "_testData_isValidInstance"),
+				instanceName: "Unit testing instance",
+			});
+			await server.deleteInstance();
+			let status = await server.isValidInstance();
+			assert.equal(status, false);
+			let x = await server.initialize(); // creates our instance
+			let status2 = await server.isValidInstance();
+			assert.equal(status2, true);
+			
+			// clean up folder
+			await server.deleteInstance();
+			return true;
+		});
+	});
+	describe(".initialize()", ()=>{
+		it("server.initialize creates an instance", done => {
+			let server = new factorioServer({
+				instanceDirectory: path.resolve(__dirname, "_testData_initialize"),
+				instanceName: "Unit testing instance",
+			});
+			server.initialize().then(()=>{
+				return server.deleteInstance();
+			}).then(() => {
+				done();
+			}).catch(e => console.log(e));
+		});
+	});
+});