Test 10-12  Scan Image on Push   
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# Purpose:    
To verify that trivy can automatic scan image when image is pushed.  

# References:    
User guide  

# Environment:  
* This test requires that a Harbor instance is running and available.  
* Harbor is installed with trivy enable.  
* A linux host with Docker CLI installed.  
* Trivy has been updated to the latest.    

# Test Steps:  
1. Login Harbor as admin.  
2. Create a new project.  
3. Goto project configuration page.  
4. Enable automatically scan.  
5. Push an image not scanned before to the project.  

# Expected Outcome:    
* Step5 image should be scanned automatically.