langflow/codecov.yml at 07be1de2410d01ca03a0040cabe0301014aa6e42 · langflow-ai/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:
      # 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: ~1.5%, Target: 10% (achievable improvement goal)
      frontend:
        target: 10%
        # Threshold: Allowable drop in coverage before failing the check
        # 1% = coverage can drop from 1.5% to 0.5% without failing status
        # Small threshold appropriate for very low baseline coverage
        threshold: 1%
        flags:
          - frontend

      # LFX coverage: Target for core package (excludes components)
      # Components (third-party integrations) tracked separately
      # Current core coverage: ~44%, Target: 60% (aspirational improvement)
      lfx:
        target: 60%
        # Threshold: Allowable drop in coverage before failing the check
        # 5% = coverage can drop from 44% to 39% without failing status
        threshold: 5%
        flags:
          - lfx

    # New code coverage requirements - realistic target for current state
    # Encourages testing new features without blocking development
    patch:
      default:
        target: 40%
        threshold: 5%

# 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, backend, and lfx
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
  lfx:
    paths:
      - src/lfx/
    carryforward: true  # Preserve coverage data across builds if missing

# Define coverage components for granular reporting
component_management:
  default_rules:  # default rules that will be inherited by all components
    statuses:
      - type: project # in this case every component that doens't have a status defined will have a project type one
        target: auto
        branches:
          - "!main"
  individual_components:
    - component_id: backend_components
      name: "Backend Components"
      paths:
        - src/backend/base/langflow/components/**
    # Note: Many components excluded by .coveragerc (bundled + legacy)
    # This tracks coverage of remaining "core" components only

# 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/**"
  - "src/lfx/tests/**"
  # Build artifacts and dependencies
  - "**/__pycache__/**"
  - "**/*.pyc"
  - "**/node_modules/**"
  - "**/coverage/**"
  # Python package init files - typically just imports
  - "**/__init__.py"
  # Database migrations
  - "**/migrations/**"
  # LFX components - third-party integrations tracked separately
  - "src/lfx/components/**"