Update integration-tests.yml

Author: Astraea Quinn S

.github/workflows/integration-tests.yml

@@ -22,45 +22,50 @@ jobs:
       shell: bash
       run: |
         set -euo pipefail
-  
-        # Safely capture the PR body into a variable without breaking on newlines/quoting
+    
+        # Safely capture the PR body without breaking on quotes/newlines.
+        # GitHub interpolates the expression *before* bash sees it.
         pr_body=$(cat <<'EOF'
         ${{ github.event.pull_request.body }}
         EOF
         )
-  
-        # Default if not found
+    
         default_ref="main"
-  
-        # Extract a line that looks like:
+    
+        # Extract value from lines like:
         #   TESTING_SDK_BRANCH: feature/foo
-        #   Testing_Sdk_Branch:   feature/foo
-        #   some text TESTING_SDK_BRANCH: foo
+        #   TESTING_SDK_BRANCH = feature/foo
+        #   some text TESTING_SDK_BRANCH :   feature/foo
         #
         # Rules:
-        # - key is case‑insensitive
-        # - allows leading/trailing whitespace
-        # - everything after the first ":" (minus surrounding spaces) is the value
-        ref=$(printf '%s\n' "$pr_body" \
+        # - case-insensitive key
+        # - accept ":" or "="
+        # - ignore surrounding whitespace
+        ref=$(
+          printf '%s\n' "$pr_body" \
           | awk '
               BEGIN { IGNORECASE = 1 }
               {
-                # Look for TESTING_SDK_BRANCH: anywhere on the line
-                match($0, /TESTING_SDK_BRANCH[[:space:]]*:[[:space:]]*(.*)$/, m)
-                if (m[1] != "") {
-                  print m[1]
-                  exit 0
+                # Match key, optional whitespace, : or =, optional whitespace, capture rest
+                if (match($0, /TESTING_SDK_BRANCH[[:space:]]*[:=][[:space:]]*(.*)$/, m)) {
+                  val = m[1]
+                  # Trim trailing whitespace
+                  sub(/[[:space:]]+$/, "", val)
+                  if (val != "") {
+                    print val
+                    exit 0
+                  }
                 }
               }
             ' \
           | head -n1 \
-          | tr -d '\r' \
+          | tr -d "\r"
         )
-  
+    
         if [ -z "${ref:-}" ]; then
           ref="$default_ref"
         fi
-  
+    
         echo "testing_ref=$ref" >> "$GITHUB_OUTPUT"
         echo "Using testing SDK branch: $ref"
     - name: Checkout Language SDK (this PR)