Try GITHUB_OUTPUT try 2.

Author: sipsorcery

.github/workflows/datachannel_echo-test.yml

@@ -17,6 +17,18 @@ jobs:
   # Job Description: Performs the Data Channel Test between each combination of the client and server for each library.
   interop-tests:
     runs-on: ubuntu-latest
+    # See https://docs.github.com/en/actions/writing-workflows/workflow-syntax-for-github-actions#using-job-outputs-in-a-matrix-job
+    outputs:
+      # Ridiculouse brute force but still better than upload/download unqiuely named artifacts.
+      output_1: ${{ steps.gen_output.outputs.output_1 }}
+      output_2: ${{ steps.gen_output.outputs.output_2 }}
+      output_3: ${{ steps.gen_output.outputs.output_3 }}
+      output_4: ${{ steps.gen_output.outputs.output_4 }}
+      output_5: ${{ steps.gen_output.outputs.output_5 }}
+      output_6: ${{ steps.gen_output.outputs.output_6 }}
+      output_7: ${{ steps.gen_output.outputs.output_7 }}
+      output_8: ${{ steps.gen_output.outputs.output_8 }}
+      output_9: ${{ steps.gen_output.outputs.output_9 }}
     strategy:
       matrix:
         server: ["libdatachannel", "sipsorcery", "werift"]
@@ -50,11 +62,6 @@ jobs:
           echo "Result for ${{ matrix.server }} server and ${{ matrix.client }} client, outcome ${{ steps.check_connection.outcome }}, result ${{ steps.check_connection.outputs.TEST_RESULT }}."
           echo "RESULTS+=['${{ matrix.server }}','${{ matrix.client }}','${{ steps.check_connection.outputs.TEST_RESULT }}']" >> $GITHUB_OUTPUT
           
-      - name: Show step output results
-        id: collect_results
-        run: |
-          echo "results=${{ steps.collect_results.outputs.results }}"
-
   # Job Description: Collates the results of the interop tests into a mark down table.
   collate:
     runs-on: ubuntu-latest
@@ -63,15 +70,15 @@ jobs:
       - uses: actions/checkout@v2
         with:
           ref: testresults
-      - name: Create results file from results.txt
+      - name: Create results file from interop test outputs
         run: |
           echo "Collating results from:"
-          echo "results=${{ steps.collect_results.outputs.results }}"
+          echo "results=${{ needs.interop-tests.outputs }}"
           echo "| Server | Client | Test Result |" > DataChannel_Echo_test_results.md
           echo "|--------|--------|-------------|" >> DataChannel_Echo_test_results.md
           
           # Read results from the job output
-          IFS=' ' read -r -a results_array <<< "${{ steps.collect_results.outputs.results }}"
+          IFS=' ' read -r -a results_array <<< "${{ needs.interop-tests.outputs }}"
           for result in "${results_array[@]}"; do
             echo "| ${result[0]} | ${result[1]} | ${result[2]} |" >> DataChannel_Echo_test_results.md
           done