This PR is to add comments to TestBuild in pkg/ddc/alluxio/engine_test.go. (#5003)

* Add Notation to UpdateDatasetStatus in pkg/ddc/alluxio/engine_test.go.

Signed-off-by: shiyi10 <2916736308@qq.com>

* Add Notation to UpdateDatasetStatus in pkg/ddc/alluxio/engine_test.go.

Signed-off-by: shiyi10 <2916736308@qq.com>

* Add Notation to TestBuild in pkg/ddc/alluxio/engine_test.go.

Signed-off-by: shiyi10 <2916736308@qq.com>

---------

Signed-off-by: shiyi10 <2916736308@qq.com>

Author: shiyi10

pkg/ddc/alluxio/engine_test.go

@@ -30,6 +30,12 @@ import (
 	"k8s.io/apimachinery/pkg/types"
 )
 
+// TestBuild tests the build function by creating a fake client with predefined test objects.
+// It verifies that the engine is successfully built without any errors.
+// Parameters:
+// - t *testing.T: The testing object used to report test results.
+// Returns:
+// - None. It reports test failures using t.Errorf if the build function fails.
 func TestBuild(t *testing.T) {
 	var namespace = v1.Namespace{
 		ObjectMeta: metav1.ObjectMeta{