codecov.yml

# Codecov configuration for libbin
# This configuration uses Components to organize coverage reporting by functionality

# Global settings
codecov:
  # Use the default branch from Git
  branch: master
  # Reject reports older than 12 hours
  max_report_age: "12h"

# Coverage configuration
coverage:
  # Overall precision and display settings
  precision: 2
  round: down
  range: 70..100
  
  # Status checks configuration
  status:
    # Default rules applied to all status checks  
    default_rules:
      flag_coverage_not_uploaded_behavior: include

    # Project-level status checks
    project:
      # Overall project coverage
      default:
        target: auto
        threshold: 2%
        branches:
          - master
          - main

      # Core binary operations (most critical)
      core_binary:
        target: 80%  # Higher target for core functionality
        threshold: 1%
        paths:
          - "src/bin.c"
          - "src/bin.h"

      # Bitwise operations component
      bitwise_operations:
        target: 75%
        threshold: 2%
        paths:
          - "src/bitwise.c"
          - "src/bitwise.h"
          - "test/bitwise_tests.c"

      # Mathematical operations component
      math_operations:
        target: 75%
        threshold: 2%
        paths:
          - "src/math.c"
          - "src/math.h"
          - "test/math_tests.c"

      # Boolean operations component
      boolean_operations:
        target: 75%
        threshold: 2%
        paths:
          - "src/boolean.c"
          - "src/boolean.h"
          - "test/boolean_tests.c"

      # Test infrastructure
      test_framework:
        target: 70%
        threshold: 3%
        paths:
          - "test/bin_tests*.c"
          - "test/bin_tests*.h"
        informational: true  # Don't fail builds on test framework coverage

    # Patch-level status checks (for PRs)
    patch:
      # Overall patch coverage
      default:
        target: 70%
        threshold: 0%  # Strict - all new code should be tested
        branches:
          - master
          - main

      # Stricter patch requirements for core functionality
      core_patch:
        target: 90%
        threshold: 0%
        paths:
          - "src/bin.c"
          - "src/bin.h"

# Component management for detailed reporting
component_management:
  # Default rules inherited by all components
  default_rules:
    statuses:
      - type: project
        target: auto
        threshold: 2%
        branches:
          - "!master"  # Don't run on master to reduce noise

  # Individual components for detailed tracking
  individual_components:
    # Core binary representation and manipulation
    - component_id: core_binary
      name: "Binary Core"
      paths:
        - "src/bin.*"
        - "test/bin_tests.*"
      statuses:
        - type: project
          target: 80%
          threshold: 1%
        - type: patch
          target: 85%

    # Bitwise operations (XOR, AND, OR, shifts, rotations)
    - component_id: bitwise_ops
      name: "Bitwise Operations" 
      paths:
        - "src/bitwise.*"
        - "test/bitwise_tests.*"
      statuses:
        - type: project
          target: 75%
          threshold: 2%
        - type: patch
          target: 80%

    # Mathematical operations (add, subtract, multiply, divide, etc.)
    - component_id: math_ops
      name: "Mathematical Operations"
      paths:
        - "src/math.*"
        - "test/math_tests.*"
      statuses:
        - type: project
          target: 75%
          threshold: 2%
        - type: patch
          target: 80%

    # Boolean/comparison operations (equals, greater than, etc.)
    - component_id: boolean_ops
      name: "Boolean Operations"
      paths:
        - "src/boolean.*"
        - "test/boolean_tests.*"
      statuses:
        - type: project
          target: 75%
          threshold: 2%
        - type: patch
          target: 80%

    # All header files (public API)
    - component_id: public_api
      name: "Public API Headers"
      paths:
        - "src/*.h"
      statuses:
        - type: project
          target: 90%  # High target for public APIs
          threshold: 1%
        - type: patch
          target: 95%

    # All source implementation files
    - component_id: implementation
      name: "Implementation"
      paths:
        - "src/*.c"
      statuses:
        - type: project
          target: 75%
          threshold: 2%

    # Test framework and utilities
    - component_id: test_framework
      name: "Test Framework"
      paths:
        - "test/bin_tests_debug.*"
        - "test/bin_tests.h"
      statuses:
        - type: project
          target: 70%
          informational: true

    # Edge case and integration tests
    - component_id: edge_tests
      name: "Edge Case Tests"
      paths:
        - "test/*_tests.c"
      statuses:
        - type: project
          target: 60%
          informational: true

# Pull request comment configuration
comment:
  layout: "header, diff, flags, components, footer"
  behavior: default
  require_changes: false
  require_base: false
  require_head: true
  branches:
    - master
    - main

# Ignore certain paths from coverage calculation
ignore:
  - "build/**/*"
  - "bin/**/*"
  - "*.gcov"
  - "**/*.gcov"
  - ".github/**/*"
  - "docs/**/*"
  - "README.md"
  - "Makefile"

# Notification settings
github_checks:
  annotations: true