improve: Split CI test

Signed-off-by: Evaldo Felipe <[email protected]>

.github/workflows/pr.yml

@@ -2,46 +2,64 @@ name: Checks
 on: [push]
 env:
   NODE_OPTIONS: "--max-old-space-size=6144"
+  NODE_VERSION: "16"
 jobs:
-  lint:
-    name: Lint
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node: [16]
+  build:
+    name: Build
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3
-      - name: Use Node ${{ matrix.node }}
+      - name: Install Additional dependencies
+        run: |
+          sudo apt-get update -y
+          sudo apt-get -y install rsync libudev-dev libusb-1.0-0-dev
+      - name: Use Node $NODE_VERSION
         uses: actions/setup-node@v3
         with:
-          node-version: ${{ matrix.node }}
+          node-version: $NODE_VERSION
           cache: "yarn"
       - name: Install packages
         run: yarn install --frozen-lockfile
-      - name: Lint
-        run: yarn lint
+      - name: Build
+        run: yarn build
   test:
     name: Test
     runs-on: ubuntu-latest
+    needs: build
     strategy:
       matrix:
-        node: [16]
+        ci_index: [0, 1, 2, 3]
+        ci_total: [4]
     steps:
       - name: Checkout repo
         uses: actions/checkout@v3
       - name: Install Additional dependencies
         run: |
           sudo apt-get update -y
           sudo apt-get -y install rsync libudev-dev libusb-1.0-0-dev
-      - name: Use Node ${{ matrix.node }}
+      - name: Use Node $NODE_VERSION
+        uses: actions/setup-node@v3
+        with:
+          node-version: $NODE_VERSION
+          cache: "yarn"
+      - name: Execute tests    
+        run: yarn test --bail
+        env:
+          CI_TOTAL: ${{ matrix.ci_total }}
+          CI_INDEX: ${{ matrix.ci_index }}
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v3
+      - name: Use Node $NODE_VERSION
         uses: actions/setup-node@v3
         with:
-          node-version: ${{ matrix.node }}
+          node-version: $NODE_VERSION
           cache: "yarn"
       - name: Install packages
         run: yarn install --frozen-lockfile
-      - name: Build
-        run: yarn build
-      - name: Test
-        run: yarn test --bail
+      - name: Lint
+        run: yarn lint

test/split.ts

@@ -0,0 +1,40 @@
+import glob from 'glob';
+
+if (!process.env.CI_TOTAL) {
+    console.error('No environment variable CI_TOTAL defined');
+    process.exit(1);
+}
+
+if (!process.env.CI_INDEX) {
+    console.error('No environment variable CI_INDEX defined');
+    process.exit(1);
+}
+
+function splitChunks(items: string[], total: number): string[][] {
+    let chunks: string[][] = [];
+
+    let currentChunk = 0;
+    for (let currentItem = 0; currentItem < items.length; currentItem++) {
+        if (!chunks[currentChunk]) {
+            chunks[currentChunk] = [];
+        }
+
+        chunks[currentChunk].push(items[currentItem]);
+
+        currentChunk++;
+        if (currentChunk >= total) {
+            currentChunk = 0;
+        }
+    }
+
+    return chunks;
+}
+
+const files: string[] = glob.sync('test/**/*.ts');
+const chunks: string[][] = splitChunks(files, parseInt(process.env.CI_TOTAL));
+
+if (chunks[parseInt(process.env.CI_INDEX)]) {
+    for (const file of chunks[parseInt(process.env.CI_INDEX)]) {
+        process.stdout.write(file + "\n");
+    }
+}