add codecov

.github/workflows/ci.yml

@@ -22,11 +22,14 @@ jobs:
         with:
           go-version: 1.17
 
-      - name: Install mage
+      - name: Install Mage
         run: go install github.com/magefile/mage
 
       - name: Build
         run: mage build
 
       - name: Test
-        run: mage test
+        run: mage citest
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v3

magefile.go

@@ -1,5 +1,4 @@
 //go:build mage
-// +build mage
 
 package main
 
@@ -20,7 +19,7 @@ import (
 	"golang.org/x/crypto/ssh/terminal"
 )
 
-var (
+const (
 	Go = "go"
 )
 
@@ -165,3 +164,30 @@ func CBT() error {
 	}
 	return nil
 }
+
+
+// CITest runs unit tests with coverage as a part of CI.
+// The mage `-v` option will trigger a verbose output of the test
+func CITest() error {
+	return runCITests()
+}
+
+func runCITests(extraTestArgs ...string) error {
+	args := []string{"test"}
+	if mg.Verbose() {
+		args = append(args, "-v")
+	}
+	args = append(args, "-tags=jwx_es256k")
+	args = append(args, "-covermode=atomic")
+	args = append(args, "-coverprofile=coverage.out")
+	args = append(args, extraTestArgs...)
+	args = append(args, "./...")
+	testEnv := map[string]string{
+		"CGO_ENABLED": "1",
+		"GO111MODULE": "on",
+	}
+	writer := ColorizeTestStdout()
+	fmt.Printf("%+v", args)
+	_, err := sh.Exec(testEnv, writer, os.Stderr, Go, args...)
+	return err
+}