feat: ✨ add jest as unit testing framework

arstarst

package.json

@@ -11,14 +11,16 @@
     "build_dir": "build"
   },
   "devDependencies": {
+    "@types/jest": "^27.0.1",
     "@typescript-eslint/eslint-plugin": "^4.29.3",
     "@typescript-eslint/parser": "^4.29.3",
     "eslint": "^7.32.0",
     "eslint-config-prettier": "^8.3.0",
     "husky": "^7.0.2",
+    "jest": "^27.1.0",
     "lint-staged": "^11.1.2",
-    "mocha": "^6.0.0",
     "prettier": "2.3.2",
+    "ts-jest": "^27.0.5",
     "typedoc": "^0.21.6",
     "typescript": "^4.3.5"
   },
@@ -37,7 +39,7 @@
     "install-and-restart-kwin-x11": "kwin_x11 --replace",
     "postinstall-and-restart-kwin-x11": "bash -ic \"kwin_x11 --replace & disown\"",
     "docs": "npx typedoc --out $npm_package_config_build_dir/docs",
-    "test": "mocha 'test/*.spec.js'",
+    "test": "jest",
     "prepare": "husky install"
   },
   "repository": {
@@ -53,6 +55,10 @@
     "url": "https://github.com/gikari/bismuth/issues"
   },
   "homepage": "https://github.com/gikari/bismuth#readme",
+  "jest": {
+    "preset": "ts-jest",
+    "testEnvironment": "node"
+  },
   "prettier": {},
   "lint-staged": {
     "**/*": "prettier --write --ignore-unknown"

test/simple.test.ts

@@ -0,0 +1,10 @@
+// SPDX-FileCopyrightText: 2018-2019 Eon S. Jeon <esjeon@hyunmu.am>
+// SPDX-FileCopyrightText: 2021 Mikhail Zolotukhin <mail@genda.life>
+//
+// SPDX-License-Identifier: MIT
+
+describe("it just works", function () {
+  it("just works", function () {
+    expect(2 + 2).toBe(4);
+  });
+});

test/test_driver.ts

@@ -3,9 +3,9 @@
 //
 // SPDX-License-Identifier: MIT
 
-import Window from "../../engine/window";
-import ISurface from "../../isurface";
-import Rect from "../../util/rect";
+import Window from "../src/engine/window";
+import ISurface from "../src/isurface";
+import Rect from "../src/util/rect";
 import TestSurface from "./test_surface";
 
 export default class TestDriver {

test/test_surface.ts

@@ -3,8 +3,8 @@
 //
 // SPDX-License-Identifier: MIT
 
-import ISurface from "../../isurface";
-import Rect from "../../util/rect";
+import ISurface from "../src/isurface";
+import Rect from "../src/util/rect";
 import TestDriver from "./test_driver";
 
 export default class TestSurface implements ISurface {

test/test_window.ts

@@ -3,10 +3,11 @@
 //
 // SPDX-License-Identifier: MIT
 
-import IDriverWindow from "../../idriver_window";
+import IDriverWindow from "../src/idriver_window";
+import ISurface from "../src/isurface";
+import Rect from "../src/util/rect";
+
 import TestSurface from "./test_surface";
-import ISurface from "../../isurface";
-import Rect from "../../util/rect";
 
 export default class TestWindow implements IDriverWindow {
   private static windowCount: number = 0;

test/tilelayout.spec.js

@@ -1,57 +0,0 @@
-// SPDX-FileCopyrightText: 2018-2019 Eon S. Jeon <esjeon@hyunmu.am>
-// SPDX-FileCopyrightText: 2021 Mikhail Zolotukhin <mail@genda.life>
-//
-// SPDX-License-Identifier: MIT
-
-// TODO: Fix the tests (Yeah, commenting test out is stupid, but it didn't work anyway, so...)
-
-// let assert = require("assert");
-// let K = require("../bismuth");
-//
-// describe("TileLayout", function () {
-//   describe("#apply", function () {
-//     let layout = new K.TileLayout();
-//     let area = new K.Rect(0, 0, 1000, 1000);
-//     let srf = new K.TestContext(0);
-//     let gap;
-//
-//     K.setTestConfig("tileLayoutGap", (gap = 0));
-//
-//     it("tiles sole master to full screen", function () {
-//       let win = new K.Window(new K.TestWindow(srf));
-//       layout.apply([win], area);
-//       assert(win.geometry.equals(area));
-//     });
-//
-//     it("corretly applies master ratio", function () {
-//       let master = new K.Window(new K.TestWindow(srf));
-//       let stack = new K.Window(new K.TestWindow(srf));
-//
-//       let ratio = layout.masterRatio;
-//       let masterWidth = Math.floor(area.width * ratio);
-//
-//       layout.apply([master, stack], area);
-//       assert.equal(master.geometry.width, masterWidth);
-//       assert.equal(stack.geometry.width, area.width - masterWidth);
-//     });
-//
-//     it("supports non-origin screen", function () {
-//       const base = 30;
-//       const size = 1000;
-//       const area = new K.Rect(base, base, size, size);
-//
-//       let tiles = [];
-//       for (let i = 0; i < 5; i++) {
-//         tiles.push(new K.Window(new K.TestWindow(srf)));
-//         layout.apply(tiles, area);
-//
-//         for (let j = 0; j <= i; j++) {
-//           assert(tiles[i].geometry.x >= base);
-//           assert(tiles[i].geometry.y >= base);
-//           assert(tiles[i].geometry.x + tiles[i].geometry.width <= base + size);
-//           assert(tiles[i].geometry.y + tiles[i].geometry.height <= base + size);
-//         }
-//       }
-//     });
-//   });
-// });