feat(tests): add base testing

Author: xjerod

.github/workflows/test.yml

@@ -0,0 +1,40 @@
+name: test
+on:
+  pull_request:
+  push:
+    branches: [main]
+
+jobs:
+  unit-tests:
+    runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/checkout@v6
+        with:
+          submodules: recursive
+
+      - name: setup node
+        uses: actions/setup-node@v6
+        with:
+          node-version: latest
+
+      - uses: pnpm/action-setup@v4
+        with:
+          version: 10.24.0
+          run_install: false
+
+      - name: install Rust stable
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Rust cache
+        uses: swatinem/rust-cache@v2
+        with:
+          workspaces: '. -> target'
+
+      - name: install pnpm deps
+        run: pnpm install --frozen-lockfile
+
+      - name: frontend tests
+        run: pnpm test:run
+
+      - name: rust tests
+        run: cargo test --manifest-path src-tauri/Cargo.toml

README.md

@@ -59,3 +59,7 @@ pnpm tauri build
 ```
 
 The built application will be in `src-tauri/target/release/bundle/`.
+
+### Disclosure
+
+Due to my essentially zero experience with front end testing, the tests for this project were generated with claude

TODO.md

@@ -0,0 +1,7 @@
+# Pepo todo
+
+- [ ] Extract autoscroll math from `src/routes/app/chat/[id]/+page.svelte` into a pure module + tests.
+- [ ] Tests for `Emote` conversions in `src-tauri/src/emote/mod.rs` (`from_emote_fragment`, `From<&UserEmote>`, `From<&GlobalEmote>`)
+- [ ] HTTP-mocked tests for emote providers (`src-tauri/src/emote/providers/{twitch,bttv,ffz,seventv}.rs`) and OAuth (`src-tauri/src/token.rs`)
+- [ ] WebSocket-mocked tests for `src-tauri/src/eventsub.rs`.
+- [ ] Tauri command integration tests via `tauri::test::mock_app()`.

package.json

@@ -8,7 +8,9 @@
         "check:watch": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json --watch",
         "dev": "vite dev",
         "preview": "vite preview",
-        "tauri": "tauri"
+        "tauri": "tauri",
+        "test": "vitest",
+        "test:run": "vitest run"
     },
     "devDependencies": {
         "@eslint/compat": "^2.0.5",
@@ -43,7 +45,9 @@
         "typescript": "^6.0.3",
         "typescript-eslint": "^8.58.2",
         "vaul-svelte": "1.0.0-next.7",
-        "vite": "^8.0.8"
+        "vite": "^8.0.8",
+        "vitest": "^3.2.4",
+        "jsdom": "^27.0.0"
     },
     "type": "module",
     "dependencies": {