Upload GHA test reports to codecov.io

Author: alcaeus

.github/workflows/tests.yml

@@ -74,8 +74,17 @@ jobs:
         run: make test
         env:
           TEST_PHP_ARGS: "-q -x --show-diff -g FAIL,XFAIL,BORK,WARN,LEAK,SKIP"
+          TEST_PHP_JUNIT: "test-results.xml"
           MONGODB_URI: ${{ steps.setup-mongodb.outputs.cluster-uri }}
 
+      - name: Upload test results to Codecov
+        uses: codecov/test-results-action@v1
+        with:
+          disable_search: true
+          files: test-results.xml
+          flags: "${{ matrix.mongodb-version }}-${{ matrix.topology }}"
+          token: ${{ secrets.CODECOV_TOKEN }}
+
   pecl-test:
     name: "Test PECL package"
     runs-on: "ubuntu-latest"
@@ -180,4 +189,13 @@ jobs:
         run: make test
         env:
           TEST_PHP_ARGS: "-q -x --show-diff -g FAIL,XFAIL,BORK,WARN,LEAK,SKIP"
+          TEST_PHP_JUNIT: "test-results.xml"
           MONGODB_URI: ${{ steps.setup-mongodb.outputs.cluster-uri }}
+
+      - name: Upload test results to Codecov
+        uses: codecov/test-results-action@v1
+        with:
+          disable_search: true
+          files: test-results.xml
+          flags: "${{ ENV.SERVER_VERSION }}-server"
+          token: ${{ secrets.CODECOV_TOKEN }}