chore(rpc): add a channel bot (#2773)

.github/workflows/tests.yml

@@ -328,9 +328,10 @@ jobs:
     # XVFB-RUN merges both STDOUT and STDERR, whereas we need only STDERR
     # Wrap `npm run` in a subshell to redirect STDERR to file.
     # Enable core dumps in the subshell.
-    - run: xvfb-run --auto-servernum -- bash -c "ulimit -c unlimited && HEADLESS=false npm run test -- --line-break=100 2>./headful-linux-testrun.log"
+    - run: xvfb-run --auto-servernum -- bash -c "ulimit -c unlimited && npm run test -- --line-break=100 2>./headful-linux-testrun.log"
       env:
         DEBUG: "*"
+        HEADLESS: "false"
     - uses: actions/upload-artifact@v1
       if: failure()
       with:
@@ -341,3 +342,42 @@ jobs:
       with:
         name: headful-linux-coredumps
         path: coredumps
+
+  channel_linux:
+    name: "Channel Chromium Linux"
+    runs-on: ubuntu-18.04
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-node@v1
+      with:
+        node-version: 10
+    - uses: microsoft/playwright-github-action@v1
+    - run: npm ci
+    - run: mkdir -p coredumps
+    # Set core dump file name pattern
+    - run: sudo bash -c 'echo "$(pwd -P)/coredumps/core-pid_%p.dump" > /proc/sys/kernel/core_pattern'
+    # XVFB-RUN merges both STDOUT and STDERR, whereas we need only STDERR
+    # Wrap `npm run` in a subshell to redirect STDERR to file.
+    # Enable core dumps in the subshell.
+    - run: xvfb-run --auto-servernum -- bash -c "ulimit -c unlimited && npm run ctest 2>./channel-linux-testrun.log"
+      env:
+        DEBUG: "*"
+        PWCHANNEL: "1"
+    # Ensure output folder exists just in case it was not created by the test run.
+    - run: node -e "require('fs').mkdirSync(require('path').join('test', 'output-chromium'), {recursive:true})"
+      if: failure()
+    - uses: actions/upload-artifact@v1
+      if: failure()
+      with:
+        name: channel-linux-output
+        path: test/output-channel
+    - uses: actions/upload-artifact@v1
+      if: failure()
+      with:
+        name: channel-linux-testrun.log
+        path: channel-linux-testrun.log
+    - uses: actions/upload-artifact@v1
+      if: failure()
+      with:
+        name: channel-linux-coredumps
+        path: coredumps