diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml index a98cc12..f6d43dc 100644 --- a/.github/workflows/ci.yml +++ b/.github/workflows/ci.yml @@ -26,3 +26,6 @@ jobs: - name: Formatting run: npm run format:check + + - name: Tests + run: npm run test diff --git a/README.md b/README.md index d44fd10..8eaafe1 100644 --- a/README.md +++ b/README.md @@ -7,7 +7,8 @@ - Vite + TypeScript + SWC - Tailwind CSS + shadcn/ui - IndexedDB + Dexie.js -- Prettier + ESLint +- ESLint + Prettier +- Vitest ## Getting Started @@ -17,11 +18,12 @@ There aren't many _mandatory_ prerequisites other than **npm**. 2. Download dependencies via `npm i`. 3. Start a local development server via `npm run dev`. -Before making a contribution, be sure to run the typechecker and linter: +Before making a contribution, be sure to run the following scripts: 1. Run a typecheck via `npm run typecheck`. 2. Run ESLint via `npm run lint`. 3. Run Prettier via `npm run format`. +4. Run Vitest via `npm run test`. ## License diff --git a/package-lock.json b/package-lock.json index 8687813..4347093 100644 --- a/package-lock.json +++ b/package-lock.json @@ -42,7 +42,8 @@ "tw-animate-css": "^1.3.8", "typescript": "~5.8.3", "typescript-eslint": "^8.39.1", - "vite": "^7.1.2" + "vite": "^7.1.2", + "vitest": "^3.2.4" } }, "node_modules/@babel/code-frame": { @@ -2247,6 +2248,23 @@ } } }, + "node_modules/@types/chai": { + "version": "5.2.2", + "resolved": "https://registry.npmjs.org/@types/chai/-/chai-5.2.2.tgz", + "integrity": "sha512-8kB30R7Hwqf40JPiKhVzodJs2Qc1ZJ5zuT3uzw5Hq/dhNCl3G3l83jfpdI1e20BP348+fV7VIL/+FxaXkqBmWg==", + "dev": true, + "license": "MIT", + "dependencies": { + "@types/deep-eql": "*" + } + }, + "node_modules/@types/deep-eql": { + "version": "4.0.2", + "resolved": "https://registry.npmjs.org/@types/deep-eql/-/deep-eql-4.0.2.tgz", + "integrity": "sha512-c9h9dVVMigMPc4bwTvC5dxqtqJZwQPePsWjPlpSOnojbor6pGqdk541lfA7AqFQr5pB1BRdq0juY9db81BwyFw==", + "dev": true, + "license": "MIT" + }, "node_modules/@types/estree": { "version": "1.0.8", "resolved": "https://registry.npmjs.org/@types/estree/-/estree-1.0.8.tgz", @@ -2564,6 +2582,121 @@ "vite": "^4 || ^5 || ^6 || ^7" } }, + "node_modules/@vitest/expect": { + "version": "3.2.4", + "resolved": "https://registry.npmjs.org/@vitest/expect/-/expect-3.2.4.tgz", + "integrity": "sha512-Io0yyORnB6sikFlt8QW5K7slY4OjqNX9jmJQ02QDda8lyM6B5oNgVWoSoKPac8/kgnCUzuHQKrSLtu/uOqqrig==", + "dev": true, + "license": "MIT", + "dependencies": { + "@types/chai": "^5.2.2", + "@vitest/spy": "3.2.4", + "@vitest/utils": "3.2.4", + "chai": "^5.2.0", + "tinyrainbow": "^2.0.0" + }, + "funding": { + "url": "https://opencollective.com/vitest" + } + }, + "node_modules/@vitest/mocker": { + "version": "3.2.4", + "resolved": "https://registry.npmjs.org/@vitest/mocker/-/mocker-3.2.4.tgz", + "integrity": "sha512-46ryTE9RZO/rfDd7pEqFl7etuyzekzEhUbTW3BvmeO/BcCMEgq59BKhek3dXDWgAj4oMK6OZi+vRr1wPW6qjEQ==", + "dev": true, + "license": 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"^18.0.0 || ^20.0.0 || >=22.0.0" + }, + "funding": { + "url": "https://opencollective.com/vitest" + } + }, "node_modules/vite/node_modules/fdir": { "version": "6.5.0", "resolved": "https://registry.npmjs.org/fdir/-/fdir-6.5.0.tgz", @@ -4729,6 +5078,92 @@ "url": "https://github.com/sponsors/jonschlinkert" } }, + "node_modules/vitest": { + "version": "3.2.4", + "resolved": "https://registry.npmjs.org/vitest/-/vitest-3.2.4.tgz", + "integrity": "sha512-LUCP5ev3GURDysTWiP47wRRUpLKMOfPh+yKTx3kVIEiu5KOMeqzpnYNsKyOoVrULivR8tLcks4+lga33Whn90A==", + "dev": true, + "license": "MIT", + "dependencies": { + "@types/chai": "^5.2.2", + "@vitest/expect": "3.2.4", + "@vitest/mocker": "3.2.4", + "@vitest/pretty-format": "^3.2.4", + "@vitest/runner": "3.2.4", + "@vitest/snapshot": "3.2.4", + "@vitest/spy": "3.2.4", + "@vitest/utils": "3.2.4", + "chai": "^5.2.0", + "debug": "^4.4.1", + "expect-type": "^1.2.1", + "magic-string": "^0.30.17", + "pathe": "^2.0.3", + "picomatch": "^4.0.2", + "std-env": "^3.9.0", + "tinybench": "^2.9.0", + "tinyexec": "^0.3.2", + "tinyglobby": "^0.2.14", + "tinypool": "^1.1.1", + "tinyrainbow": "^2.0.0", + "vite": "^5.0.0 || ^6.0.0 || ^7.0.0-0", + "vite-node": "3.2.4", + "why-is-node-running": "^2.3.0" + }, + "bin": { + "vitest": "vitest.mjs" + }, + "engines": { + "node": "^18.0.0 || ^20.0.0 || >=22.0.0" + }, + "funding": { + "url": "https://opencollective.com/vitest" + }, + "peerDependencies": { + "@edge-runtime/vm": "*", + "@types/debug": "^4.1.12", + "@types/node": "^18.0.0 || ^20.0.0 || >=22.0.0", + "@vitest/browser": "3.2.4", + "@vitest/ui": "3.2.4", + "happy-dom": "*", + "jsdom": "*" + }, + "peerDependenciesMeta": { + "@edge-runtime/vm": { + "optional": true + }, + "@types/debug": { + "optional": true + }, + "@types/node": { + "optional": true + }, + "@vitest/browser": { + "optional": true + }, + "@vitest/ui": { + "optional": true + }, + "happy-dom": { + "optional": true + }, + "jsdom": { + "optional": true + } + } + }, + "node_modules/vitest/node_modules/picomatch": { + "version": "4.0.3", + "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-4.0.3.tgz", + "integrity": "sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q==", + "dev": true, + "license": "MIT", + "engines": { + "node": ">=12" + }, + "funding": { + "url": "https://github.com/sponsors/jonschlinkert" + } + }, "node_modules/which": { "version": "2.0.2", "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz", @@ -4745,6 +5180,23 @@ "node": ">= 8" } }, + "node_modules/why-is-node-running": { + "version": "2.3.0", + "resolved": "https://registry.npmjs.org/why-is-node-running/-/why-is-node-running-2.3.0.tgz", + "integrity": "sha512-hUrmaWBdVDcxvYqnyh09zunKzROWjbZTiNy8dBEjkS7ehEDQibXJ7XvlmtbwuTclUiIyN+CyXQD4Vmko8fNm8w==", + "dev": true, + "license": "MIT", + "dependencies": { + "siginfo": "^2.0.0", + "stackback": "0.0.2" + }, + "bin": { + "why-is-node-running": "cli.js" + }, + "engines": { + "node": ">=8" + } + }, "node_modules/word-wrap": { "version": "1.2.5", "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.5.tgz", diff --git a/package.json b/package.json index 76ab3fb..ba0f180 100644 --- a/package.json +++ b/package.json @@ -10,7 +10,8 @@ "typecheck": "tsc --noEmit", "lint": "eslint .", "format": "prettier --write .", - "format:check": "prettier --check ." + "format:check": "prettier --check .", + "test": "vitest run" }, "dependencies": { "@radix-ui/react-dialog": "^1.1.15", @@ -47,6 +48,7 @@ "tw-animate-css": "^1.3.8", "typescript": "~5.8.3", "typescript-eslint": "^8.39.1", - "vite": "^7.1.2" + "vite": "^7.1.2", + "vitest": "^3.2.4" } } diff --git a/src/lib/repetition.ts b/src/lib/repetition.ts index 9b3a9eb..adbaa13 100644 --- a/src/lib/repetition.ts +++ b/src/lib/repetition.ts @@ -39,13 +39,6 @@ export function calculateNewInterval( if (rating === "good") interval = Math.min(30, interval * ease); if (rating === "easy") interval = Math.min(90, interval * ease * 1.2); - // // Applies a bit of randomness to the interval to prevent clumping. - // const random = Math.random(); - // const fuzz = 0.05 + random * 0.05; - // const sign = random < 0.5 ? -1 : 1; - - // interval *= 1 + fuzz * sign; - return Math.max(1, interval); } diff --git a/tests/problems.test.ts b/tests/problems.test.ts new file mode 100644 index 0000000..d22a892 --- /dev/null +++ b/tests/problems.test.ts @@ -0,0 +1,34 @@ +import { expect, it } from "vitest"; + +import { difficulties, problems, topics } from "../src/lib/problems"; + +it("should have correct difficulty ordering", () => { + expect(difficulties["Easy"]).toBe(0); + expect(difficulties["Medium"]).toBe(1); + expect(difficulties["Hard"]).toBe(2); +}); + +it("should have correct topic ordering", () => { + expect(topics["Arrays & Hashing"]).toBe(0); + expect(topics["Two Pointers"]).toBe(1); + expect(topics["Sliding Window"]).toBe(2); + expect(topics["Stack"]).toBe(3); + expect(topics["Binary Search"]).toBe(4); + expect(topics["Linked List"]).toBe(5); + expect(topics["Trees"]).toBe(6); + expect(topics["Heap / Priority Queue"]).toBe(7); + expect(topics["Backtracking"]).toBe(8); + expect(topics["Tries"]).toBe(9); + expect(topics["Graphs"]).toBe(10); + expect(topics["Advanced Graphs"]).toBe(11); + expect(topics["1-D Dynamic Programming"]).toBe(12); + expect(topics["2-D Dynamic Programming"]).toBe(13); + expect(topics["Greedy"]).toBe(14); + expect(topics["Intervals"]).toBe(15); + expect(topics["Math & Geometry"]).toBe(16); + expect(topics["Bit Manipulation"]).toBe(17); +}); + +it("should have correct number of problems", () => { + expect(problems.length).toBe(75); +}); diff --git a/tests/repetition.test.ts b/tests/repetition.test.ts new file mode 100644 index 0000000..898c587 --- /dev/null +++ b/tests/repetition.test.ts @@ -0,0 +1,167 @@ +import { describe, expect, it } from "vitest"; + +import { + type Rating, + calculateDueDate, + calculateNewEase, + calculateNewInterval, +} from "../src/lib/repetition"; + +describe("calculateNewEase", () => { + it("should decrease ease when rated again", () => { + const ease: number = 2.2; + const rating: Rating = "again"; + + const result = calculateNewEase(ease, rating); + + expect(result).toBe(ease - 0.2); + }); + + it("should decrease ease when rated hard", () => { + const ease: number = 2.2; + const rating: Rating = "hard"; + + const result = calculateNewEase(ease, rating); + + expect(result).toBe(ease - 0.15); + }); + + it("should maintain ease when rated good", () => { + const ease: number = 2.2; + const rating: Rating = "good"; + + const result = calculateNewEase(ease, rating); + + expect(result).toBe(ease); + }); + + it("should increase ease when rated easy", () => { + const ease: number = 2.2; + const rating: Rating = "easy"; + + const result = calculateNewEase(ease, rating); + + expect(result).toBe(ease + 0.15); + }); + + it("should not decrease ease below minimum", () => { + const ease: number = 1.3; + const rating: Rating = "again"; + + const result = calculateNewEase(ease, rating); + + expect(result).toBe(1.3); + }); + + it("should not increase ease above maximum", () => { + const ease: number = 3.0; + const rating: Rating = "easy"; + + const result = calculateNewEase(ease, rating); + + expect(result).toBe(3.0); + }); +}); + +describe("calculateNewInterval", () => { + it("should reset interval when rated again", () => { + const interval: number = 2; + const ease: number = 2.2; + const rating: Rating = "again"; + + const result = calculateNewInterval(interval, ease, rating); + + expect(result).toBe(1); + }); + + it("should increase interval when rated hard", () => { + const interval: number = 2; + const ease: number = 2.2; + const rating: Rating = "hard"; + + const result = calculateNewInterval(interval, ease, rating); + + expect(result).toBe(2.4); + }); + + it("should increase interval when rated good", () => { + const interval: number = 2; + const ease: number = 2.2; + const rating: Rating = "good"; + + const result = calculateNewInterval(interval, ease, rating); + + expect(result).toBe(4.4); + }); + + it("should increase interval when rated easy", () => { + const interval: number = 2; + const ease: number = 2.2; + const rating: Rating = "easy"; + + const result = calculateNewInterval(interval, ease, rating); + + expect(result).toBe(5.28); + }); + + it("should not increase interval above 14 when rated hard", () => { + const interval: number = 14; + const ease: number = 2.2; + const rating: Rating = "hard"; + + const result = calculateNewInterval(interval, ease, rating); + + expect(result).toBe(14); + }); + + it("should not increase interval above 30 when rated good", () => { + const interval: number = 30; + const ease: number = 2.2; + const rating: Rating = "good"; + + const result = calculateNewInterval(interval, ease, rating); + + expect(result).toBe(30); + }); + + it("should not increase interval above 90 when rated easy", () => { + const interval: number = 90; + const ease: number = 2.2; + const rating: Rating = "easy"; + + const result = calculateNewInterval(interval, ease, rating); + + expect(result).toBe(90); + }); + + it("should not decrease interval below 1", () => { + const interval: number = 0.5; + const ease: number = 2.2; + const rating: Rating = "again"; + + const result = calculateNewInterval(interval, ease, rating); + + expect(result).toBe(1); + }); +}); + +describe("calculateDueDate", () => { + it("should calculate future due date", () => { + const interval: number = 3; + + const result = calculateDueDate(interval); + + expect(result.getTime()).toBeGreaterThan(new Date().getTime()); + }); + + it("should truncate to midnight", () => { + const interval: number = 3; + + const result = calculateDueDate(interval); + + expect(result.getHours()).toBe(0); + expect(result.getMinutes()).toBe(0); + expect(result.getSeconds()).toBe(0); + expect(result.getMilliseconds()).toBe(0); + }); +}); diff --git a/tsconfig.app.json b/tsconfig.app.json index d362bf6..10ef784 100644 --- a/tsconfig.app.json +++ b/tsconfig.app.json @@ -27,5 +27,5 @@ "noFallthroughCasesInSwitch": true, "noUncheckedSideEffectImports": true }, - "include": ["src"] + "include": ["src", "tests"] } diff --git a/vite.config.ts b/vite.config.ts index 97288ae..b729eb2 100644 --- a/vite.config.ts +++ b/vite.config.ts @@ -1,3 +1,4 @@ +/// import path from "path"; import { defineConfig } from "vite"; @@ -7,6 +8,16 @@ import react from "@vitejs/plugin-react-swc"; // https://vite.dev/config/ export default defineConfig({ plugins: [react(), tailwindcss()], + test: { + expect: { requireAssertions: true }, + projects: [ + { + test: { + include: ["tests/**/*.{test,spec}.{js,ts}"], + }, + }, + ], + }, resolve: { alias: { "@": path.resolve(__dirname, "./src"),