Enable codecov

.github/workflows/build.yaml

@@ -88,11 +88,6 @@ jobs:
         with:
           go-version: ${{ env.GOVER }}
           cache-dependency-path: go.sum
-      - name: Restore the previous coverage
-        uses: actions/cache/restore@v4
-        with:
-          path: ./dist/cache
-          key: radius-coverage-
       - name: Parse release version and set environment variables
         run: python ./.github/scripts/get_release_version.py
       - name: Make build
@@ -101,10 +96,17 @@ jobs:
         if: matrix.target_arch == 'amd64' && matrix.target_os == 'linux'
         env:
           GOTESTSUM_OPTS: '--junitfile ./dist/unit_test/results.xml'
-          GOTEST_OPTS: '-race -coverprofile ./dist/ut_coverage_orig.out'
+          GOTEST_OPTS: '-race -coverprofile ./dist/unit_test/ut_coverage.out'
         run: |
+          mkdir -p ./dist/unit_test
           go install gotest.tools/gotestsum@v${{ env.GOTESTSUMVERSION }}
           make test
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v3
+        with:
+          file: ./dist/unit_test/ut_coverage.out
+          flags: unittests
+          fail_ci_if_error: false
       - name: Process Unit Test Results
         uses: ./.github/actions/process-test-results
         # Always is required here to make sure this target runs even when tests fail.
@@ -128,76 +130,6 @@ jobs:
         with:
           name: rad_cli_${{ matrix.target_os}}_${{ matrix.target_arch}}
           path: ${{ env.RELEASE_PATH }}
-      - name: Generate unit-test coverage files
-        if: matrix.target_arch == 'amd64' && matrix.target_os == 'linux'
-        run: |
-          # Remove mock, generated files, and datamodels from original coverage output.
-          cat ./dist/ut_coverage_orig.out | grep -v  "mock" | grep -v  "zz_" | grep -v "armrpc/rpctest" | grep -v '/datamodel/[A-za-z0-9_]*.go'  > $COVERAGE_FILE
-          # Generate reports.
-          $GO_TOOL_COVER -func=$COVERAGE_FILE -o ./dist/ut_coverage.txt
-          $GO_TOOL_COVER -html=$COVERAGE_FILE -o ./dist/ut_coverage.html
-          # Parse total coverage rate from report.
-          UT_COVERAGE=`cat ./dist/ut_coverage.txt | grep total: | grep -Eo '[0-9]+\.[0-9]+'`
-          echo "Test coverage : $UT_COVERAGE"
-
-          echo "ut_coverage=$UT_COVERAGE" >> $GITHUB_ENV
-
-          mkdir -p ./dist/cache
-          MAIN_COVERAGE=0
-          if [ -f "./dist/cache/ut_coverage.txt" ]; then
-            MAIN_COVERAGE=$(cat ./dist/cache/ut_coverage.txt | grep total: | grep -Eo '[0-9]+\.[0-9]+')
-          fi
-          echo "main_coverage=$MAIN_COVERAGE" >> $GITHUB_ENV
-
-          if (( $(echo "$UT_COVERAGE < $MAIN_COVERAGE" | bc -l) )) ; then
-            COLOR=red
-          else
-            COLOR=green
-          fi
-
-          DIFF_RATE=$(echo "$UT_COVERAGE-$MAIN_COVERAGE" | bc -l)
-          echo "diff_coverage=$DIFF_RATE" >> $GITHUB_ENV
-
-          echo "coverage_img=https://img.shields.io/badge/coverage-$UT_COVERAGE%25-$COLOR" >> $GITHUB_ENV
-          # copy coverage to cache
-          cp ./dist/ut_coverage.txt ./dist/cache/
-        env:
-          COVERAGE_FILE: ./dist/ut_coverage.out
-          GO_TOOL_COVER: go tool cover
-      - name: Upload unit-test coverage artifact
-        if: matrix.target_arch == 'amd64' && matrix.target_os == 'linux'
-        uses: actions/upload-artifact@v4
-        with:
-          name: unit_test_coverage
-          path: |
-            ./dist/coverage_orig.out
-            ./dist/ut_coverage.out
-            ./dist/ut_coverage.txt
-            ./dist/ut_coverage.html
-      - name: Add coverage result comment
-        if: matrix.target_arch == 'amd64' && matrix.target_os == 'linux' && github.event.pull_request && github.event.pull_request.head.repo.full_name == github.repository
-        uses: marocchino/sticky-pull-request-comment@v2
-        with:
-          header: testcov-${{ github.run_id }}
-          number: ${{ github.event.pull_request.number }}
-          hide: true
-          hide_classify: OUTDATED
-          message: |
-            ![${{ env.ut_coverage }}](${{ env.coverage_img }})
-
-            For the detailed report, please go to `Checks tab`, click `Build and Test`, and then download `unit_test_coverage` artifact at the bottom of build page.
-
-            * Your PR branch coverage: ${{ env.ut_coverage }} %
-            * main branch coverage: ${{ env.main_coverage }} %
-            * diff coverage: ${{ env.diff_coverage }} %
-
-            > The coverage result does not include the functional test coverage. 
-      - name: Save coverage (only main push)
-        uses: actions/cache/save@v3
-        if: matrix.target_arch == 'amd64' && matrix.target_os == 'linux' && github.ref == 'refs/heads/main'
-        with:
-          path: ./dist/cache
-          key: radius-coverage-${{ github.sha }}-${{ github.run_number }}
       - name: Login to GitHub Container Registry
         uses: docker/login-action@v3
         with:

codecov.yml

@@ -0,0 +1,22 @@
+codecov:
+  require_ci_to_pass: yes
+
+coverage:
+  precision: 2
+  round: down
+  range: "50...100"
+  status:
+    project:
+      default:
+        target: auto
+        threshold: 1%
+
+comment:
+  layout: "reach,diff,flags,tree"
+  behavior: default
+  require_changes: no
+
+ignore:
+  - "**/mock_*"            # ignore all mock files
+  - "pkg/armrpc/rpctest/*" # ignore all test helpers in rpctest
+  - "**/zz_*"              # ignore autogenerated files from autorest