WIP tcp.reflect

.github/workflows/test.yaml

@@ -25,6 +25,26 @@ jobs:
         working-directory: tcp.echo
         run: ./teardown.sh
 
+  test-tcp-reflect:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Create k8s Kind Cluster
+        uses: helm/kind-action@v1
+      - name: Setup
+        working-directory: tcp.reflect
+        run: ./setup.sh
+      - name: Execute Test
+        working-directory: tcp.reflect
+        run: |
+          set -o pipefail
+          ./test.sh | tee $GITHUB_STEP_SUMMARY
+      - name: Teardown
+        if: always()
+        working-directory: tcp.reflect
+        run: ./teardown.sh
+
   test-tls-echo:
     runs-on: ubuntu-latest
     steps:

tcp.reflect/test.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+
+# GIVEN
+PORT="12345"
+read -r -d '' EXPECTED <<- EOM
+apple
+banana
+cherry
+strawberry
+EOM
+
+echo \# Testing tcp.reflect
+echo PORT=$PORT
+echo EXPECTED=$EXPECTED
+echo
+
+# WHEN
+# start echo scripts
+./testecho1.sh | nc localhost $PORT > .testoutput1 &
+./testecho2.sh | nc localhost $PORT > .testoutput2 &
+
+# wait for expected outputs
+for i in $(seq 1 20); do
+  OUTPUT1=$(cat .testoutput1)
+  OUTPUT2=$(cat .testoutput2)
+  if [[ "$OUTPUT1" == "$EXPECTED" && "$OUTPUT2" == "$EXPECTED" ]]; then
+    break
+  fi
+  sleep 1
+done
+echo OUTPUT1=${OUTPUT1}
+echo OUTPUT2=${OUTPUT2}
+
+# THEN
+rm .testoutput1 .testoutput2
+if [[ "$OUTPUT1" == "$EXPECTED" && "$OUTPUT2" == "$EXPECTED" ]]; then
+  echo ✅
+else
+  echo ❌
+  exit 1
+fi

tcp.reflect/testecho1.sh

@@ -0,0 +1,3 @@
+echo apple
+echo banana
+sleep 2

tcp.reflect/testecho2.sh

@@ -0,0 +1,4 @@
+sleep 1
+echo cherry
+echo strawberry
+sleep 2