Split unit tests and integration tests into different workflows

This is needed to allow a new workflow present on master branch to
trigger these tests using a on:schedule trigger.

The previous workflow is preserved and still runs on each push.

.github/workflows/integration-tests.yml

@@ -0,0 +1,58 @@
+name: Run integration tests
+
+on:
+  workflow_call:
+    inputs:
+      powhsm-ref:
+        description: 'Branch or tag name to test for rsk-powhsm repo'
+        type: string
+        required: false
+        default: 'develop-2.3'
+      hsm-integration-test-ref:
+        description: 'Branch or tag name to test for hsm-integration-test repo'
+        type: string
+        required: false
+        default: '2.3.0.plus'
+
+jobs:
+  run-integration-tests:
+    name: Integration tests
+    runs-on: ubuntu-20.04
+
+    steps:
+      - name: Checkout rsk-powhsm repo
+        uses: actions/checkout@v2
+        with:
+          path: rsk-powhsm
+          ref: ${{ inputs.powhsm-ref }}
+
+      - name: Build required software
+        working-directory: rsk-powhsm
+        run: |
+          docker/mware/build
+          docker/packer/build
+          middleware/build/manager-tcp
+          ledger/build/build-tcpsigner
+        shell: bash
+
+      - name: Checkout hsm-integration-test repo
+        uses: actions/checkout@v2
+        with:
+          repository: rootstock/hsm-integration-test
+          ref: ${{ inputs.hsm-integration-test-ref }}
+          path: hsm-integration-test
+          ssh-key: ${{ secrets.HSM_INTEGRATION_TEST_SSH_KEY }}
+
+      - name: Copy required files
+        run: |
+          mkdir hsm-integration-test/docker/manager/manager-tcp
+          tar -xzf rsk-powhsm/middleware/bin/manager-tcp.tgz \
+              -C hsm-integration-test/docker/manager/manager-tcp
+          cp rsk-powhsm/ledger/src/tcpsigner/tcpsigner \
+              hsm-integration-test/docker/tcpsigner/
+        shell: bash
+
+      - name: Run HSM integration tests
+        working-directory: hsm-integration-test
+        run: sh smoke-test.sh
+        shell: bash

.github/workflows/run-tests.yml

@@ -1,73 +1,13 @@
 name: Run tests
 
-on: [push]
+on:
+  push:
 
 jobs:
   run-unit-tests:
     name: Unit tests
-    runs-on: ubuntu-20.04
-
-    steps:
-      - name: Checkout this repo
-        uses: actions/checkout@v2
-
-      - name: Build the middleware docker image
-        run: docker/mware/build
-
-      - name: Middleware tests
-        run: middleware/test-all
-
-      - name: Ledger tests for TCPSigner
-        run: ledger/test/test-all
-
-      - name: Ledger Signer's tests
-        working-directory: ledger/src/signer/test/
-        run: |
-          for d in difficulty sha256 srlp; do
-            (cd "$d" && make clean test)
-          done
-
-      - name: Ledger common lib tests
-        working-directory: ledger/src/common/test/
-        run: |
-          for d in memutil; do
-            (cd "$d" && make clean test)
-          done
+    uses: ./.github/workflows/unit-tests.yml
 
   run-integration-tests:
     name: Integration tests
-    runs-on: ubuntu-20.04
-
-    steps:
-      - name: Checkout rsk-powhsm repo
-        uses: actions/checkout@v2
-        with:
-          path: rsk-powhsm
-
-      - name: Build required software
-        working-directory: rsk-powhsm
-        run: |
-          docker/mware/build
-          docker/packer/build
-          middleware/build/manager-tcp
-          ledger/build/build-tcpsigner
-
-      - name: Checkout hsm-integration-test repo
-        uses: actions/checkout@v2
-        with:
-          repository: rootstock/hsm-integration-test
-          ref: 2.3.0.plus
-          path: hsm-integration-test
-          ssh-key: ${{ secrets.HSM_INTEGRATION_TEST_SSH_KEY }}
-
-      - name: Copy required files
-        run: |
-          mkdir hsm-integration-test/docker/manager/manager-tcp
-          tar -xzf rsk-powhsm/middleware/bin/manager-tcp.tgz \
-              -C hsm-integration-test/docker/manager/manager-tcp
-          cp rsk-powhsm/ledger/src/tcpsigner/tcpsigner \
-              hsm-integration-test/docker/tcpsigner/
-
-      - name: Run HSM integration tests
-        working-directory: hsm-integration-test
-        run: sh smoke-test.sh
+    uses: ./.github/workflows/integration-tests.yml

.github/workflows/unit-tests.yml

@@ -0,0 +1,49 @@
+name: Run unit tests
+
+on:
+  workflow_call:
+    inputs:
+      powhsm-ref:
+        description: 'Branch or tag name to test for rsk-powhsm repo'
+        type: string
+        required: false
+        default: 'develop-2.3'
+
+jobs:
+  run-unit-tests:
+    name: Unit tests
+    runs-on: ubuntu-20.04
+
+    steps:
+      - name: Checkout this repo
+        uses: actions/checkout@v2
+        with:
+          ref: ${{ inputs.powhsm-ref }}
+
+      - name: Build the middleware docker image
+        run: docker/mware/build
+        shell: bash
+
+      - name: Middleware tests
+        run: middleware/test-all
+        shell: bash
+
+      - name: Ledger tests for TCPSigner
+        run: ledger/test/test-all
+        shell: bash
+
+      - name: Ledger Signer's tests
+        working-directory: ledger/src/signer/test/
+        run: |
+          for d in difficulty sha256 srlp; do
+            (cd "$d" && make clean test)
+          done
+        shell: bash
+
+      - name: Ledger common lib tests
+        working-directory: ledger/src/common/test/
+        run: |
+          for d in memutil; do
+            (cd "$d" && make clean test)
+          done
+        shell: bash