Update JaCoCo coverage badge

.github/actions/test-report/action.yml

@@ -9,6 +9,10 @@ inputs:
     description: "Path to the JaCoCo XML report"
     required: false
     default: "target/site/jacoco-coverage/jacoco.xml"
+  jacoco-csv-path:
+    description: "Path to the JaCoCo CSV report"
+    required: false
+    default: "target/site/jacoco-coverage/jacoco.csv"
   check-name:
     description: "Name for the check run"
     required: false
@@ -80,6 +84,7 @@ runs:
       shell: bash
       run: |
         JACOCO_XML="${{ inputs.jacoco-path }}"
+        JACOCO_CSV="${{ inputs.jacoco-csv-path }}"
 
         if [ -f "$JACOCO_XML" ]; then
           echo "" >> $GITHUB_STEP_SUMMARY
@@ -139,6 +144,36 @@ runs:
           echo "| 📏 Lines | ${LINE_COVERED:-0} | ${LINE_MISSED:-0} | ${LINE_PCT}% |" >> $GITHUB_STEP_SUMMARY
           echo "| 🔧 Methods | ${METHOD_COVERED:-0} | ${METHOD_MISSED:-0} | ${METHOD_PCT}% |" >> $GITHUB_STEP_SUMMARY
           echo "| 📦 Classes | ${CLASS_COVERED:-0} | ${CLASS_MISSED:-0} | ${CLASS_PCT}% |" >> $GITHUB_STEP_SUMMARY
+
+          if [ -f "$JACOCO_CSV" ]; then
+            extract_instruction_scope() {
+              local scope=$1
+              awk -F',' -v scope="$scope" -v generated_prefix="com.github.copilot.sdk.generated" '
+                NR > 1 {
+                  is_generated = index($2, generated_prefix) == 1
+                  if ((scope == "generated" && is_generated) ||
+                      (scope == "handwritten" && !is_generated)) {
+                    missed += $4
+                    covered += $5
+                  }
+                }
+                END { print covered + 0 "," missed + 0 }
+              ' "$JACOCO_CSV"
+            }
+
+            IFS=, read -r HANDWRITTEN_COVERED HANDWRITTEN_MISSED <<< "$(extract_instruction_scope handwritten)"
+            IFS=, read -r GENERATED_COVERED GENERATED_MISSED <<< "$(extract_instruction_scope generated)"
+            HANDWRITTEN_PCT=$(calc_pct "${HANDWRITTEN_COVERED:-0}" "${HANDWRITTEN_MISSED:-0}")
+            GENERATED_PCT=$(calc_pct "${GENERATED_COVERED:-0}" "${GENERATED_MISSED:-0}")
+
+            echo "" >> $GITHUB_STEP_SUMMARY
+            echo "### Coverage by Code Origin (Instructions)" >> $GITHUB_STEP_SUMMARY
+            echo "" >> $GITHUB_STEP_SUMMARY
+            echo "| Origin | Covered | Missed | Coverage |" >> $GITHUB_STEP_SUMMARY
+            echo "|--------|---------|--------|----------|" >> $GITHUB_STEP_SUMMARY
+            echo "| ✍️ Handwritten | ${HANDWRITTEN_COVERED:-0} | ${HANDWRITTEN_MISSED:-0} | ${HANDWRITTEN_PCT}% |" >> $GITHUB_STEP_SUMMARY
+            echo "| 🤖 Generated | ${GENERATED_COVERED:-0} | ${GENERATED_MISSED:-0} | ${GENERATED_PCT}% |" >> $GITHUB_STEP_SUMMARY
+          fi
         else
           echo "" >> $GITHUB_STEP_SUMMARY
           echo "## 📊 Code Coverage" >> $GITHUB_STEP_SUMMARY

.github/scripts/generate-coverage-badge.sh

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# Generates an SVG coverage badge from a JaCoCo CSV report.
+# Generates SVG coverage badges from a JaCoCo CSV report.
 #
 # Usage: generate-coverage-badge.sh [jacoco.csv] [output-dir]
 #   jacoco.csv  - Path to JaCoCo CSV report (default: target/site/jacoco-coverage/jacoco.csv)
@@ -8,39 +8,64 @@ set -euo pipefail
 
 CSV="${1:-target/site/jacoco-coverage/jacoco.csv}"
 BADGES_DIR="${2:-.github/badges}"
+GENERATED_PREFIX="com.github.copilot.sdk.generated"
 
 if [ ! -f "$CSV" ]; then
   echo "⚠️ No JaCoCo CSV report found at $CSV"
   exit 0
 fi
 
-# Sum INSTRUCTION_MISSED and INSTRUCTION_COVERED across all rows (skip header)
-read -r missed covered <<< "$(awk -F',' 'NR>1 { m+=$4; c+=$5 } END { print m, c }' "$CSV")"
-total=$((missed + covered))
-if [ "$total" -eq 0 ]; then
-  pct="0"
-else
-  pct=$(awk "BEGIN { printf \"%.1f\", ($covered / $total) * 100 }")
-  # Drop trailing .0
-  pct=$(echo "$pct" | sed 's/\.0$//')
-fi
-echo "Coverage: ${pct}%"
+calc_totals() {
+  local scope=$1
+  awk -F',' -v scope="$scope" -v generated_prefix="$GENERATED_PREFIX" '
+    NR > 1 {
+      is_generated = index($2, generated_prefix) == 1
+      if (scope == "overall" ||
+          (scope == "generated" && is_generated) ||
+          (scope == "handwritten" && !is_generated)) {
+        missed += $4
+        covered += $5
+      }
+    }
+    END { print missed + 0, covered + 0 }
+  ' "$CSV"
+}
 
-# Choose badge color based on coverage
-color="#e05d44"  # red <60
-if   awk "BEGIN{exit!($pct>=100)}"; then color="#4c1"     # bright green
-elif awk "BEGIN{exit!($pct>=90)}";  then color="#97ca00"  # green
-elif awk "BEGIN{exit!($pct>=80)}";  then color="#a4a61d"  # yellow-green
-elif awk "BEGIN{exit!($pct>=70)}";  then color="#dfb317"  # yellow
-elif awk "BEGIN{exit!($pct>=60)}";  then color="#fe7d37"  # orange
-fi
+format_pct() {
+  local missed=$1
+  local covered=$2
+  local total=$((missed + covered))
+  if [ "$total" -eq 0 ]; then
+    echo "0"
+  else
+    awk "BEGIN { printf \"%.1f\", ($covered / $total) * 100 }" | sed 's/\.0$//'
+  fi
+}
 
-# Generate SVG badge
-mkdir -p "$BADGES_DIR"
-label="coverage"
-value="${pct}%"
-lw=62; vw=46; tw=$((lw + vw))
-cat > "${BADGES_DIR}/jacoco.svg" <<EOF
+pick_color() {
+  local pct=$1
+  local color="#e05d44"  # red <60
+  if   awk "BEGIN{exit!($pct>=100)}"; then color="#4c1"     # bright green
+  elif awk "BEGIN{exit!($pct>=90)}";  then color="#97ca00"  # green
+  elif awk "BEGIN{exit!($pct>=80)}";  then color="#a4a61d"  # yellow-green
+  elif awk "BEGIN{exit!($pct>=70)}";  then color="#dfb317"  # yellow
+  elif awk "BEGIN{exit!($pct>=60)}";  then color="#fe7d37"  # orange
+  fi
+  echo "$color"
+}
+
+generate_badge() {
+  local label=$1
+  local value=$2
+  local output=$3
+  local pct=${value%\%}
+  local color
+  color=$(pick_color "$pct")
+  local lw=$(( ${#label} * 7 + 12 ))
+  local vw=$(( ${#value} * 7 + 16 ))
+  local tw=$((lw + vw))
+
+  cat > "$output" <<EOF
 <svg xmlns="http://www.w3.org/2000/svg" width="${tw}" height="20">
   <linearGradient id="b" x2="0" y2="100%">
     <stop offset="0" stop-color="#bbb" stop-opacity=".1"/>
@@ -60,5 +85,24 @@ cat > "${BADGES_DIR}/jacoco.svg" <<EOF
   </g>
 </svg>
 EOF
+}
+
+mkdir -p "$BADGES_DIR"
+
+read -r overall_missed overall_covered <<< "$(calc_totals overall)"
+read -r handwritten_missed handwritten_covered <<< "$(calc_totals handwritten)"
+read -r generated_missed generated_covered <<< "$(calc_totals generated)"
+
+overall_pct=$(format_pct "$overall_missed" "$overall_covered")
+handwritten_pct=$(format_pct "$handwritten_missed" "$handwritten_covered")
+generated_pct=$(format_pct "$generated_missed" "$generated_covered")
+
+echo "Overall coverage: ${overall_pct}%"
+echo "Handwritten coverage: ${handwritten_pct}%"
+echo "Generated coverage: ${generated_pct}%"
+
+generate_badge "coverage" "${overall_pct}%" "${BADGES_DIR}/jacoco.svg"
+generate_badge "coverage handwritten" "${handwritten_pct}%" "${BADGES_DIR}/jacoco-handwritten.svg"
+generate_badge "coverage generated" "${generated_pct}%" "${BADGES_DIR}/jacoco-generated.svg"
 
-echo "Badge generated at ${BADGES_DIR}/jacoco.svg"
+echo "Badges generated in ${BADGES_DIR}"

README.md

@@ -2,7 +2,8 @@
 
 [![Build](https://github.com/github/copilot-sdk-java/actions/workflows/build-test.yml/badge.svg)](https://github.com/github/copilot-sdk-java/actions/workflows/build-test.yml)
 [![Site](https://github.com/github/copilot-sdk-java/actions/workflows/deploy-site.yml/badge.svg)](https://github.com/github/copilot-sdk-java/actions/workflows/deploy-site.yml)
-[![Coverage](.github/badges/jacoco.svg)](https://github.github.io/copilot-sdk-java/snapshot/jacoco/index.html)
+[![Handwritten Coverage](.github/badges/jacoco-handwritten.svg)](https://github.github.io/copilot-sdk-java/snapshot/jacoco/index.html)
+[![Generated Coverage](.github/badges/jacoco-generated.svg)](https://github.github.io/copilot-sdk-java/snapshot/jacoco/index.html)
 [![Documentation](https://img.shields.io/badge/docs-online-brightgreen)](https://github.github.io/copilot-sdk-java/)
 [![Java 17+](https://img.shields.io/badge/Java-17%2B-blue?logo=openjdk&logoColor=white)](https://openjdk.org/)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
@@ -212,4 +213,3 @@ MIT — see [LICENSE](LICENSE) for details.
 [![Star History Chart](https://api.star-history.com/svg?repos=github/copilot-sdk-java&type=Date)](https://www.star-history.com/#github/copilot-sdk-java&Date)
 
 ⭐ Drop a star if you find this useful!
-