From f4bf20791f4470d3e9b865a53b610b5f277ebb82 Mon Sep 17 00:00:00 2001
From: Sho Sakuma <me@m1sk9.dev>
Date: Wed, 25 Feb 2026 22:38:19 +0900
Subject: feat: add Codecov/Jacoco integration and expand test coverage

- Add Jacoco plugin to all subprojects with XML report generation
- Replace post-test-results.sh with Codecov upload in CI workflow
- Add codecov.yml configuration
- Add 140 new tests across engine, platform-paper, and platform-velocity

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 .github/scripts/post-test-results.sh | 101 -----------------------------------
 .github/workflows/ci.yaml            |  22 ++++----
 2 files changed, 12 insertions(+), 111 deletions(-)
 delete mode 100755 .github/scripts/post-test-results.sh

(limited to '.github')

diff --git a/.github/scripts/post-test-results.sh b/.github/scripts/post-test-results.sh
deleted file mode 100755
index f8fbdf2..0000000
--- a/.github/scripts/post-test-results.sh
+++ /dev/null
@@ -1,101 +0,0 @@
-#!/bin/bash
-set -e
-
-MARKER="<!-- test-results-comment -->"
-
-TOTAL_TESTS=0
-PASSED_TESTS=0
-FAILED_TESTS=0
-SKIPPED_TESTS=0
-FAILED_TEST_NAMES=""
-
-for xml_file in */build/test-results/test/*.xml; do
-  if [ -f "$xml_file" ]; then
-    tests=$(sed -n 's/.*tests="\([0-9]*\)".*/\1/p' "$xml_file" | head -n1)
-    failures=$(sed -n 's/.*failures="\([0-9]*\)".*/\1/p' "$xml_file" | head -n1)
-    skipped=$(sed -n 's/.*skipped="\([0-9]*\)".*/\1/p' "$xml_file" | head -n1)
-
-    tests=${tests:-0}
-    failures=${failures:-0}
-    skipped=${skipped:-0}
-
-    TOTAL_TESTS=$((TOTAL_TESTS + tests))
-    FAILED_TESTS=$((FAILED_TESTS + failures))
-    SKIPPED_TESTS=$((SKIPPED_TESTS + skipped))
-
-    if [ "$failures" -gt 0 ]; then
-      failed_names=$(sed -n 's/.*<testcase name="\([^"]*\)".*<failure.*/\1/p' "$xml_file" || echo "")
-      if [ -n "$failed_names" ]; then
-        FAILED_TEST_NAMES="${FAILED_TEST_NAMES}${failed_names}\n"
-      fi
-    fi
-  fi
-done
-
-PASSED_TESTS=$((TOTAL_TESTS - FAILED_TESTS - SKIPPED_TESTS))
-
-if [ "$FAILED_TESTS" -gt 0 ]; then
-  STATUS="❌ Failed"
-  STATUS_EMOJI="❌"
-else
-  STATUS="✅ Passed"
-  STATUS_EMOJI="✅"
-fi
-
-COMMENT_BODY="${MARKER}
-## ${STATUS_EMOJI} Test Results
-
-| Status | Count |
-|--------|-------|
-| ✅ Passed | ${PASSED_TESTS} |
-| ❌ Failed | ${FAILED_TESTS} |
-| ⏭️ Skipped | ${SKIPPED_TESTS} |
-| **Total** | **${TOTAL_TESTS}** |
-
-**Overall Status:** ${STATUS}
-"
-
-if [ "$FAILED_TESTS" -gt 0 ] && [ -n "$FAILED_TEST_NAMES" ]; then
-  COMMENT_BODY="${COMMENT_BODY}
-
-<details>
-<summary>❌ Failed Tests</summary>
-
-$(echo -e "$FAILED_TEST_NAMES" | sed 's/^/- /')
-
-</details>
-"
-fi
-
-COMMENT_BODY="${COMMENT_BODY}
-
----
-*Updated at $(date -u '+%Y-%m-%d %H:%M:%S UTC')*"
-
-echo "$COMMENT_BODY" > /tmp/test-comment.md
-
-PR_NUMBER="${GITHUB_REF#refs/pull/}"
-PR_NUMBER="${PR_NUMBER%/merge}"
-
-if [ -z "$PR_NUMBER" ] || [ "$PR_NUMBER" = "$GITHUB_REF" ]; then
-  echo "Not a pull request, skipping comment"
-  exit 0
-fi
-
-EXISTING_COMMENT_ID=$(gh api \
-  "repos/$GITHUB_REPOSITORY/issues/${PR_NUMBER}/comments" \
-  --jq ".[] | select(.body | contains(\"$MARKER\")) | .id" \
-  | head -n 1 || echo "")
-
-if [ -n "$EXISTING_COMMENT_ID" ]; then
-  echo "Updating existing comment (ID: $EXISTING_COMMENT_ID)"
-  gh api \
-    "repos/$GITHUB_REPOSITORY/issues/comments/${EXISTING_COMMENT_ID}" \
-    -X PATCH \
-    -f body="$(cat /tmp/test-comment.md)"
-else
-  echo "Creating new comment"
-  gh pr comment "$PR_NUMBER" --body-file /tmp/test-comment.md
-fi
-
-echo "Test results comment posted successfully"
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 2f3a9e8..7ab33b6 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -29,16 +29,18 @@ jobs:
         run: ./gradlew ktlintCheck --no-daemon
 
       - name: Run tests
-        run: ./gradlew test --no-daemon
-        continue-on-error: true
-
-      - name: Post test results to PR
-        if: github.event_name == 'pull_request' && always()
-        env:
-          GH_TOKEN: ${{ github.token }}
-          GITHUB_REPOSITORY: ${{ github.repository }}
-          GITHUB_REF: ${{ github.ref }}
-        run: .github/scripts/post-test-results.sh
+        run: ./gradlew test jacocoTestReport --no-daemon
+
+      - name: Upload coverage to Codecov
+        if: always()
+        uses: codecov/codecov-action@v5
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          files: |
+            engine/build/reports/jacoco/test/jacocoTestReport.xml,
+            platform-paper/build/reports/jacoco/test/jacocoTestReport.xml,
+            platform-velocity/build/reports/jacoco/test/jacocoTestReport.xml
+          fail_ci_if_error: false
 
       - name: Build with shadowJar
         run: ./gradlew :platform-paper:shadowJar :platform-velocity:shadowJar --parallel --no-daemon
-- 
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