Improve CI: save a test result in case of test failure. (#99)

Author: t-kataym

.github/workflows/CI.yml

@@ -57,4 +57,16 @@ jobs:
         run: bash GitHubActions/build_sqlite_fdw.sh ${{ matrix.pg }}
 
       - name: execute sqlite_fdw test
-        run: bash GitHubActions/execute_test.sh ${{ matrix.pg }} 
+        run: bash GitHubActions/execute_test.sh ${{ matrix.pg }}
+      
+      - name: download output files (regression.diffs)
+        if: failure()
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ matrix.pg }}-test-results
+          path: |
+            workdir/postgresql-${{ matrix.pg }}/contrib/sqlite_fdw/regression.diffs
+            workdir/postgresql-${{ matrix.pg }}/contrib/sqlite_fdw/regression.out
+            workdir/postgresql-${{ matrix.pg }}/contrib/sqlite_fdw/results
+          retention-days: 7
+

GitHubActions/README.md

@@ -8,3 +8,6 @@ Scripts in this directory (GitHubActions/*.sh) are referred by CI.yml.
 
 The regression test will be executed for multi-versions of PostgreSQL.
 Target versions are determined automatically based on directory names in "sql" directory.
+
+If the regression test failed, test result files (result directory, regression.diff amd regression.out) are uploaded as artifacts.
+7 days later, artifact files will be deleted.