tests: add go module unit coverage to Codecov

resolve #1518.

Signed-off-by: Yadong Ding <[email protected]>

.github/workflows/smoke.yml

@@ -169,7 +169,7 @@ jobs:
         CARGO_BIN=$(which cargo)
         sudo -E CARGO=${CARGO_BIN} make ut-nextest
 
-  contrib-unit-test:
+  contrib-unit-test-coverage:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
@@ -183,6 +183,12 @@ jobs:
       run: |
         curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sudo sh -s -- -b /usr/bin v1.54.2
         make -e DOCKER=false contrib-test
+    - name: Upload contrib coverage file
+      uses: actions/upload-artifact@master
+      with:
+        name: contrib-test-coverage-artifact
+        path: |
+          contrib/nydusify/coverage.txt
 
   nydus-unit-test-coverage:
     runs-on: ubuntu-latest
@@ -205,11 +211,30 @@ jobs:
           CARGO_HOME=${HOME}/.cargo
           CARGO_BIN=$(which cargo)
           sudo -E CARGO=${CARGO_BIN} make coverage-codecov
-      - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v3
+      - name: Upload nydus coverage file
+        uses: actions/upload-artifact@master
         with:
-          files: codecov.json
-          fail_ci_if_error: true
+          name: nydus-test-coverage-artifact
+          path: |
+            codecov.txt
+
+  upload-coverage-to-codecov:
+    runs-on: ubuntu-latest
+    needs: [contrib-unit-test-coverage, nydus-unit-test-coverage]
+    steps:
+    - name: Download nydus coverage file
+      uses: actions/download-artifact@master
+      with:
+        name: nydus-test-coverage-artifact
+    - name: Download contrib coverage file
+      uses: actions/download-artifact@master
+      with:
+        name: contrib-test-coverage-artifact
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@v3
+      with:
+        files: codecov.txt,coverage.txt
+        fail_ci_if_error: true
 
   nydus-cargo-deny:
     name: cargo-deny

Makefile

@@ -122,7 +122,7 @@ coverage: pre-coverage
 
 # write unit teset coverage to codecov.json, used for Github CI
 coverage-codecov:
-	TEST_WORKDIR_PREFIX=$(TEST_WORKDIR_PREFIX) ${CARGO} llvm-cov --codecov --output-path codecov.json --workspace $(EXCLUDE_PACKAGES) $(CARGO_COMMON) $(CARGO_BUILD_FLAGS) -- --skip integration --nocapture  --test-threads=8
+	TEST_WORKDIR_PREFIX=$(TEST_WORKDIR_PREFIX) ${CARGO} llvm-cov --codecov --text --output-path codecov.txt --workspace $(EXCLUDE_PACKAGES) $(CARGO_COMMON) $(CARGO_BUILD_FLAGS) -- --skip integration --nocapture  --test-threads=8
 
 smoke-only:
 	make -C smoke test

contrib/nydusify/.gitignore

@@ -3,4 +3,4 @@ tmp
 cmd/nydusify
 output
 nydus-hook-plugin
-coverage.out
+coverage.txt

contrib/nydusify/Makefile

@@ -29,7 +29,7 @@ plugin:
 test: build
 	@go vet $(PACKAGES)
 	golangci-lint run
-	@go test -covermode=atomic -coverprofile=coverage.out -count=1 -v -timeout 20m -race ${PACKAGES}
+	@go test -covermode=atomic -coverprofile=coverage.txt -count=1 -v -timeout 20m -race ${PACKAGES}
 
 coverage: test
 	@go tool cover -func=coverage.out