Add end-to-end test framework

.github/workflows/integration-tests-events-rabbitmq.yml

@@ -1,4 +1,4 @@
-name: RabbitMQ Integration Tests
+name: Integration Tests
 
 on: [ push, pull_request ]
 
@@ -28,7 +28,30 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
+      - name: Enable caching for bitcoind
+        id: cache-bitcoind
+        uses: actions/cache@v4
+        with:
+          path: bin/bitcoind-${{ runner.os }}-${{ runner.arch }}
+          key: bitcoind-${{ runner.os }}-${{ runner.arch }}
+
+      - name: Download bitcoind
+        if: steps.cache-bitcoind.outputs.cache-hit != 'true'
+        run: |
+          source ./scripts/download_bitcoind.sh
+          mkdir -p bin
+          mv "$BITCOIND_EXE" bin/bitcoind-${{ runner.os }}-${{ runner.arch }}
+
+      - name: Set bitcoind environment variable
+        run: echo "BITCOIND_EXE=$( pwd )/bin/bitcoind-${{ runner.os }}-${{ runner.arch }}" >> "$GITHUB_ENV"
+
       - name: Run RabbitMQ integration tests
         run: cargo test --features integration-tests-events-rabbitmq --verbose --color=always -- --nocapture
         env:
           RUST_BACKTRACE: 1
+
+      - name: Run end-to-end tests
+        run: cargo test --manifest-path e2e-tests/Cargo.toml --verbose --color=always -- --test-threads=4 --nocapture
+        env:
+          RUST_BACKTRACE: 1
+          BITCOIND_SKIP_DOWNLOAD: 1

.gitignore

@@ -1 +1,2 @@
 /target
+/*/target

Cargo.toml

@@ -1,6 +1,7 @@
 [workspace]
 resolver = "2"
-members = [ "ldk-server-cli", "ldk-server-client", "ldk-server-protos", "ldk-server"]
+members = ["ldk-server-cli", "ldk-server-client", "ldk-server-protos", "ldk-server"]
+exclude = ["e2e-tests"]
 
 [profile.release]
 panic = "abort"