chore: add coverage for integration tests (#1307)

Added coverage output for integration test, and added codecov uploads
for both integration and unit tests.

This commit changes the output file to coverage.txt as well, in order to
be consistent with knative test infrastructure.

Signed-off-by: Lance Ball <lball@redhat.com>

Signed-off-by: Lance Ball <lball@redhat.com>

.github/workflows/test-integration.yaml

@@ -23,3 +23,7 @@ jobs:
         run: ./hack/registry.sh
       - name: Integration Test
         run: make test-integration
+      - uses: codecov/codecov-action@v3
+        with:
+          files: ./coverage.txt
+          flags: integration-tests

.github/workflows/test-unit.yaml

@@ -35,3 +35,7 @@ jobs:
         run: make test
       - name: Template Unit Tests
         run: make test-templates
+      - uses: codecov/codecov-action@v3
+        with:
+          files: ./coverage.txt
+          flags: unit-tests-${{ matrix.os }}

.gitignore

@@ -7,6 +7,7 @@
 /templates/typescript/cloudevents/build
 /templates/typescript/http/build
 /coverage.out
+/coverage.txt
 /bin
 /target
 

Makefile

@@ -55,7 +55,7 @@ $(BIN): $(CODE)
 	env CGO_ENABLED=0 go build -ldflags $(LDFLAGS) ./cmd/$(BIN)
 
 test: $(CODE) ## Run core unit tests
-	go test -race -cover -coverprofile=coverage.out ./...
+	go test -race -cover -coverprofile=coverage.txt ./...
 
 check: bin/golangci-lint ## Check code quality (lint)
 	./bin/golangci-lint run --timeout 300s
@@ -94,7 +94,7 @@ zz_filesystem_generated.go: clean_templates
 clean: clean_templates ## Remove generated artifacts such as binaries and schemas
 	rm -f $(BIN) $(BIN_WINDOWS) $(BIN_LINUX) $(BIN_DARWIN_AMD64) $(BIN_DARWIN_ARM64)
 	rm -f schema/func_yaml-schema.json
-	rm -f coverage.out
+	rm -f coverage.txt
 
 docs:
 	# Generating command reference doc
@@ -140,7 +140,7 @@ test-typescript: ## Test Typescript templates
 ###################
 
 test-integration: ## Run integration tests using an available cluster.
-	go test -tags integration ./... -v
+	go test -tags integration --coverprofile=coverage.txt ./... -v
 
 test-e2e: ## Run end-to-end tests using an available cluster.
 	./test/e2e_lifecycle_tests.sh node