langflow/codecov.yml at main · JigsawStack/langflow · GitHub

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codecov:
  # Don't block CI if codecov fails to process reports
  require_ci_to_pass: false
  notify:
    after_n_builds: 1  # Comment after each report (don't wait for all)

coverage:
  precision: 2
  round: down
  # Display range from 30-100% to provide meaningful color gradients
  range: "30...100"

  status:
    project:
      # Overall project coverage target
      default:
        target: 60%
        threshold: 3%

      # Backend coverage strategy: Aspirational target for progress tracking
      # Current coverage: ~33%, Target: 55% (intentionally higher than current)
      # This creates visual progress indicators (red->yellow->green) without blocking PRs
      # Shows improvement over time while encouraging better test coverage
      backend:
        target: 55%
        # Threshold: Allowable drop in coverage before failing the check
        # 5% = coverage can drop from 33% to 28% without failing status
        # Higher threshold to avoid blocking PRs during improvement phase
        threshold: 5%
        flags:
          - backend

      # Frontend coverage: Realistic target based on current state
      # Current coverage: ~70%, maintains existing high standards
      frontend:
        target: 70%
        # Threshold: Allowable drop in coverage before failing the check
        # 2% = coverage can drop from 70% to 68% without failing status
        # Stricter threshold to maintain established quality standards
        threshold: 2%
        flags:
          - frontend

    # New code coverage requirements - encourages well-tested new features
    patch:
      default:
        target: 70%
        threshold: 3%

# PR comment configuration - what information to show in coverage reports
comment:
  layout: "reach,diff,flags,tree"  # Show coverage, changes, flags, and file tree
  behavior: default
  require_changes: false  # Comment even if no changes
  require_base: false     # Don't require base branch comparison
  require_head: true      # Require current branch coverage

# Define separate coverage tracking for frontend and backend
flags:
  backend:
    paths:
      - src/backend/
    carryforward: true  # Preserve coverage data across builds if missing
  frontend:
    paths:
      - src/frontend/
    carryforward: true  # Preserve coverage data across builds if missing

# Files/directories to exclude from coverage calculations
ignore:
  # Database migrations - infrastructure code, not business logic
  - "src/backend/base/langflow/alembic/**"
  # Test files themselves don't need coverage
  - "src/backend/tests/**"
  - "src/frontend/tests/**"
  - "src/frontend/test-results/**"
  # Build artifacts and dependencies
  - "**/__pycache__/**"
  - "**/*.pyc"
  - "**/node_modules/**"
  - "**/coverage/**"
  # Python package init files - typically just imports
  - "**/__init__.py"
  # Database migrations
  - "**/migrations/**"