2. Building, Running, and Testing the UPP

• 2.1. UPP Inputs and Outputs
  • 2.1.1. Input Files
    • 2.1.1.1. Model Forecast
    • 2.1.1.2. ITAG
    • 2.1.1.3. Control File
  • 2.1.2. Output Files
• 2.2. Building UPP Standalone
  • 2.2.1. Software Requirements
    • 2.2.1.1. Common Modules
  • 2.2.2. Obtaining and Installing UPP
    • 2.2.2.1. Post-processing CRTM Files (optional)
• 2.3. Running UPP Standalone
  • 2.3.1. Run Script Overview
• 2.4. Regression Tests
  • 2.4.1. Running UPP Regression Tests
  • 2.4.2. Additional Configuration
• 2.5. Unit Tests
  • 2.5.1. Overview
  • 2.5.2. What Makes a Good Unit Test in UPP?
    • 2.5.2.1. Example: test_calicing.f90
    • 2.5.2.2. Example: test_calgustconv.f90
    • 2.5.2.3. Example: test_select_channels.f90
  • 2.5.3. How to Add a Unit Test to UPP
  • 2.5.4. Updating an Existing Unit Test
  • 2.5.5. Common Edge Cases
  • 2.5.6. Determining Expected Values
  • 2.5.7. Comparing Floating-Point Values
  • 2.5.8. How Unit Tests Run in CI
  • 2.5.9. Viewing Code Coverage Reports
  • 2.5.10. Running Unit Tests Locally
  • 2.5.11. Debugging Unit Test Failures
  • 2.5.12. Common Challenges When Writing Unit Tests