Use ecosystem runner for Bun tests as well

.github/workflows/bun-linux-build.yml

@@ -184,13 +184,12 @@ jobs:
           sudo mv bun /usr/local/bin/bun
           bun --version
       - id: test
-        name: Test (node runner)
-        # if: ${{github.event.inputs.use_bun == 'false'}}
+        name: Test
         run: |
           bun install
           bun install --cwd test
           bun install --cwd packages/bun-internal-test
-          node packages/bun-internal-test/src/runner.node.mjs || true
+          bun run test || true
       - name: Comment on PR
         if: steps.test.outputs.failing_tests != '' && github.event_name == 'pull_request'
         uses: thollander/actions-comment-pull-request@v2

.github/workflows/bun-mac-aarch64.yml

@@ -421,13 +421,12 @@ jobs:
           sudo mv bun /usr/local/bin/bun
           bun --version
       - id: test
-        name: Test (node runner)
-        # if: ${{github.event.inputs.use_bun == 'false'}}
+        name: Test
         run: |
           bun install
           bun install --cwd test
           bun install --cwd packages/bun-internal-test
-          node packages/bun-internal-test/src/runner.node.mjs || true
+          bun run test || true
       - name: Comment on PR
         if: steps.test.outputs.failing_tests != '' && github.event_name == 'pull_request'
         uses: thollander/actions-comment-pull-request@v2

.github/workflows/bun-mac-x64-baseline.yml

@@ -425,13 +425,12 @@ jobs:
           sudo mv bun /usr/local/bin/bun
           bun --version
       - id: test
-        name: Test (node runner)
-        # if: ${{github.event.inputs.use_bun == 'false'}}
+        name: Test
         run: |
           bun install
           bun install --cwd test
           bun install --cwd packages/bun-internal-test
-          node packages/bun-internal-test/src/runner.node.mjs || true
+          bun run test || true
       - name: Comment on PR
         if: steps.test.outputs.failing_tests != '' && github.event_name == 'pull_request'
         uses: thollander/actions-comment-pull-request@v2

.github/workflows/bun-mac-x64.yml

@@ -427,13 +427,12 @@ jobs:
           sudo mv bun /usr/local/bin/bun
           bun --version
       - id: test
-        name: Test (node runner)
-        # if: ${{github.event.inputs.use_bun == 'false'}}
+        name: Test
         run: |
           bun install
           bun install --cwd test
           bun install --cwd packages/bun-internal-test
-          node packages/bun-internal-test/src/runner.node.mjs || true
+          bun run test || true
       - name: Comment on PR
         if: steps.test.outputs.failing_tests != '' && github.event_name == 'pull_request'
         uses: thollander/actions-comment-pull-request@v2

packages/bun-internal-test/package.json

@@ -14,7 +14,7 @@
     "prettier": "^2.8.2"
   },
   "scripts": {
-    "test": "node src/runner.node.mjs",
+    "test": "bun scripts/run-bun-tests.ts",
     "test:ecosystem": "bun scripts/run-ecosystem-tests.ts"
   }
 }