Use CodeCov to check code coverage (#1326)

Author: spencerugbo

.codecov.yml

@@ -0,0 +1,54 @@
+# Codecov configuration file
+# This file configures code coverage reporting and requirements for the project
+coverage:
+
+  # Coverage status configuration
+  status:
+
+    # Project-level coverage settings
+    project:
+
+      # Default status check configuration
+      default:
+
+        # The minimum required coverage value for the project
+        target: 80%
+
+        # The allowed coverage decrease before failing the status check
+        threshold: 0%
+
+        # Whether to run coverage checks only on pull requests
+        only_pulls: false
+
+    # Patch-level coverage settings
+    patch:
+
+      default:
+
+        target: 80%
+        threshold: 0%
+        only_pulls: false
+
+comment:
+  layout: "header,diff,files,footer"
+  behavior: default
+  require_changes: false
+  require_base: false
+  require_head: true
+
+
+# Ignore files or packages matching their paths
+ignore:
+  - '\.pb\.go$'       # Excludes all protobuf generated files
+  - '\.gen\.go'      # Excludes generated files
+  - '^fake_.*\.go'    # Excludes fakes
+  - '^test/.*$'
+  - 'app.go'          # app.go and main.go should be tested by integration tests.
+  - 'main.go'
+  # ignore metadata generated files
+  - 'metadata/generated_.*\.go'
+  # ignore wrappers around gopsutil
+  - 'internal/datasource/host'
+  - 'internal/watcher/process'
+  - 'pkg/nginxprocess'
+

.github/workflows/ci.yml

@@ -68,14 +68,11 @@ jobs:
                 cache: false
           - name: Run Unit Tests
             run: make unit-test
-          - name: Check Coverage
-            uses: vladopajic/go-test-coverage@dd4b1f21c4e48db0425e1187d2845404b1206919
+          - name: Uplaod Test Coverage
+            uses: codecov/codecov-action@5a1091511ad55cbe89839c7260b706298ca349f7 # v5.5.1
             with:
-              config: ./.testcoverage.yaml
-              ## when token is not specified (value '') this feature is turned off
-              git-token: ${{ github.ref_name == 'main' && secrets.GITHUB_TOKEN || '' }}
-              ## name of orphaned branch where badges are stored
-              git-branch: badges
+              files: ./build/test/coverage.out
+              token: ${{ secrets.CODECOV_TOKEN }}
 
   race-condition-test:
       name: Unit tests with race condition detection

.testcoverage.yaml

@@ -153,7 +153,7 @@ $(TEST_BUILD_DIR)/coverage.out:
 .PHONY: coverage
 coverage: $(TEST_BUILD_DIR)/coverage.out
 	@echo "Checking code coverage"
-	@$(GORUN) $(GOTESTCOVERAGE) --config=./.testcoverage.yaml
+	@printf "Total code coverage: " && $(GOTOOL) cover -func=$(TEST_BUILD_DIR)/coverage.out | grep 'total:' | awk '{print $$3}'
 
 build-mock-management-plane-grpc:
 	mkdir -p $(BUILD_DIR)/mock-management-plane-grpc