Change CI to add test using ledger emulator

.github/workflows/cont_integration.yml

@@ -172,3 +172,32 @@ jobs:
         run: rustup update
       - name: Check fmt
         run: cargo fmt --all -- --config format_code_in_doc_comments=true --check
+
+  test_harware_wallet:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        rust:
+          - version: 1.60.0 # STABLE
+          - version: 1.56.1 # MSRV
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+    - name: Build simulator image
+      run: docker build -t hwi/ledger_emulator ./ci -f ci/Dockerfile.ledger
+    - name: Run simulator image
+      run: docker run --name simulator --network=host hwi/ledger_emulator &
+    - name: Install Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.9'
+    - name: Install python dependencies
+      run: pip install hwi==2.1.1 protobuf==3.20.1
+    - name: Set default toolchain
+      run: rustup default ${{ matrix.rust.version }}
+    - name: Set profile
+      run: rustup set profile minimal
+    - name: Update toolchain
+      run: rustup update
+    - name: Test
+      run: cargo test --features test-hardware-signer

ci/Dockerfile.ledger

@@ -0,0 +1,9 @@
+# Taken from bitcoindevkit/rust-hwi
+FROM ghcr.io/ledgerhq/speculos
+
+RUN apt-get update
+RUN apt-get install wget -y
+RUN wget "https://github.com/LedgerHQ/speculos/blob/master/apps/nanos%23btc%232.1%231c8db8da.elf?raw=true" -O /speculos/btc.elf
+ADD automation.json /speculos/automation.json
+
+ENTRYPOINT ["python", "./speculos.py", "--automation", "file:automation.json", "--display", "headless", "--vnc-port", "41000", "btc.elf"]

ci/automation.json

@@ -0,0 +1,30 @@
+{
+    "version": 1,
+    "rules": [
+        {
+            "regexp": "Address \\(\\d/\\d\\)|Message hash \\(\\d/\\d\\)|Confirm|Fees|Review|Amount",
+            "actions": [
+                [ "button", 2, true ],
+                [ "button", 2, false ]
+            ]
+        },
+        {
+            "text": "Sign",
+            "conditions": [
+                [ "seen", false ]
+            ],
+            "actions": [
+                [ "button", 2, true ],
+                [ "button", 2, false ],
+                [ "setbool", "seen", true ]
+            ]
+        },
+        {
+            "regexp": "Approve|Sign|Accept",
+            "actions": [
+                [ "button", 3, true ],
+                [ "button", 3, false ]
+            ]
+        }
+    ]
+}