Generated a badge from the output of specification tests

.github/workflows/rust.yml

@@ -48,7 +48,24 @@ jobs:
         with:
           shared-key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
       - name: Run tests
-        run: cargo test --all --verbose --features bevy/x11,${{ matrix.feature }} -- --ignored
+        run: cargo test -p pixlib_parser --verbose --features ${{ matrix.feature }} -- --ignored > test_results.txt
+        continue-on-error: true
+      - name: Check test output
+        run: |
+          sed -i -nE '/^test result: [A-Z]+. [0-9]+ passed; [0-9]+ failed; [0-9]+ ignored; [0-9]+ measured; [0-9]+ filtered out; finished in [0-9]+\.[0-9]+s$/p' test_results.txt
+          grep -E '^test result: ' test_results.txt
+      - name: Process test output
+        id: process_test_output
+        run: |
+          sed -E 's/^test result: [A-Z]+. ([0-9]+) passed; ([0-9]+) failed; [0-9]+ ignored; [0-9]+ measured; [0-9]+ filtered out; finished in [0-9]+\.[0-9]+s$/scale=2 ; \1 \/ (\1 + \2)/' test_results.txt | bc | awk '{ print "percentage="$1"%"; }' >> "$GITHUB_OUTPUT"
+      - name: Generate passing percentage badge
+        uses: RubbaBoy/BYOB@v1.3.0
+        with:
+          NAME: passing_percent_${{ matrix.feature }}
+          LABEL: 'Passing percentage'
+          STATUS: ${{ steps.process_test_output.outputs.percentage }}
+          COLOR: 00EEFF
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
   format:
     runs-on: ubuntu-latest
     steps: