Dump failed slang-test logs (#11350)

Print the error log from the failed slang-test tests.

Author: jkwak-work

.github/workflows/ci-slang-test-container.yml

@@ -165,7 +165,18 @@ jobs:
             slang_test_args+=("-skip-list" "tests/skip-list-debug.txt")
           fi
 
-          "$bin_dir/slang-test" "${test_roots[@]}" "${slang_test_args[@]}"
+          find tests/ -name '*.actual' -delete
+
+          test_exit=0
+          "$bin_dir/slang-test" "${test_roots[@]}" "${slang_test_args[@]}" || test_exit=$?
+
+          for f in $(find tests/ -name '*.actual')
+          do
+            echo "===== dump begin : $f ======"
+            cat "$f"
+            echo "===== dump end   : $f ======"
+          done
+          exit "$test_exit"
 
       - name: Run slangc tests
         if: inputs.gpu-tier == 't4'
@@ -179,6 +190,10 @@ jobs:
           ulimit -c unlimited
           export SLANG_RUN_SPIRV_VALIDATION=1
           export SLANG_USE_SPV_SOURCE_LANGUAGE_UNKNOWN=1
+
+          find tests/ -name '*.actual' -delete
+
+          test_exit=0
           "$bin_dir/slang-test" \
             -use-test-server \
             -server-count ${{ inputs.server-count }} \
@@ -189,7 +204,15 @@ jobs:
             -expected-failure-list tests/expected-failure-via-glsl.txt \
             -expected-failure-list tests/expected-failure-github.txt \
             -expected-failure-list tests/expected-failure-linux.txt \
-            -expected-failure-list tests/expected-failure-linux-gpu.txt
+            -expected-failure-list tests/expected-failure-linux-gpu.txt || test_exit=$?
+
+          for f in $(find tests/ -name '*.actual')
+          do
+            echo "===== dump begin : $f ======"
+            cat "$f"
+            echo "===== dump end   : $f ======"
+          done
+          exit "$test_exit"
 
       # Extract gdb backtraces from any cores written to /var/cores during
       # the test steps above. /var/cores lives on the host (bind-mounted in

.github/workflows/ci-slang-test.yml

@@ -150,8 +150,21 @@ jobs:
             slang_test_args+=("-skip-list" "tests/skip-list-debug.txt")
           fi
 
+          # Clean output files
+          find tests/ -name '*.actual' -delete
+
           # Execute slang-test with all arguments
-          "$bin_dir/slang-test" "${slang_test_args[@]}"
+          test_exit=0
+          "$bin_dir/slang-test" "${slang_test_args[@]}" || test_exit=$?
+
+          # Dump output files
+          for f in $(find tests/ -name '*.actual')
+          do
+            echo "===== dump begin : $f ======"
+            cat "$f"
+            echo "===== dump end   : $f ======"
+          done
+          exit "$test_exit"
       - name: Run Slang examples
         # Run examples on release for pull requests, and not on merge_group, to reduce CI load.
         if: inputs.full-gpu-tests && inputs.config == 'release' && github.event_name == 'pull_request'
@@ -183,7 +196,21 @@ jobs:
           if [[ "${{ inputs.gpu-tier }}" == "t4" ]]; then
             via_glsl_args+=("-skip-list" "tests/skip-list-gpu-t4.txt")
           fi
-          "$bin_dir/slang-test" "${via_glsl_args[@]}"
+
+          # Clean output files
+          find tests/ -name '*.actual' -delete
+
+          test_exit=0
+          "$bin_dir/slang-test" "${via_glsl_args[@]}" || test_exit=$?
+
+          # Dump output files
+          for f in $(find tests/ -name '*.actual')
+          do
+            echo "===== dump begin : $f ======"
+            cat "$f"
+            echo "===== dump end   : $f ======"
+          done
+          exit "$test_exit"
 
   # Run slang-rhi tests when:
   # 1. full-gpu-tests is enabled AND