[feat] Add testing to CI pipeline

.github/workflows/contract_checks.yml

@@ -53,3 +53,32 @@ jobs:
         run: |
           cd contracts
           scarb check
+
+  run-tests:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Check for changes
+        uses: dorny/paths-filter@v3
+        id: changes
+        with:
+          filters: |
+            contracts_dir: 
+              - 'contracts/src/**'
+
+      - name: Install scarb
+        if: steps.changes.outputs.contracts_dir == 'true'
+        run: |
+          cd contracts
+          curl --proto '=https' --tlsv1.2 -sSf https://docs.swmansion.com/scarb/install.sh | sh -s -- -v 2.6.5
+
+      - name: Install snfoundry
+        uses: foundry-rs/setup-snfoundry@v3
+        with:
+          starknet-foundry-version: "0.20.1"
+
+      - name: Run Cairo tests
+        id: cairo_tests
+        run: bash scripts/run_tests.sh

contracts/Scarb.toml

@@ -12,5 +12,8 @@ openzeppelin = { git = "https://github.com/OpenZeppelin/cairo-contracts.git", ta
 [dev-dependencies]
 snforge_std = { git = "https://github.com/foundry-rs/starknet-foundry", tag = "v0.20.1" }
 
+[scripts]
+test = "snforge test"
+
 [[target.starknet-contract]]
 casm = true

scripts/run_tests.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+
+set -e
+
+tests_output=$(cd contracts && scarb run test || true)
+
+# Get summary information
+echo "::group::Summary"
+
+tests_passed=$(echo "$tests_output" | awk '/Tests:/ {print $2}')
+tests_failed=$(echo "$tests_output" | awk '/Tests:/ {print $4}')
+skipped_count=$(echo "$tests_output" | awk '/Tests:/ {print $6}')
+ignored_count=$(echo "$tests_output" | awk '/Tests:/ {print $6}')
+filtered_out_count=$(echo "$tests_output" | awk '/Tests:/ {print $6}')
+
+echo "Tests passed: $tests_passed"
+echo "Tests failed: $tests_failed"
+echo "Skipped: $skipped_count"
+echo "Ignored: $ignored_count"
+echo "Filtered out: $filtered_out_count"
+echo "::endgroup::"
+
+# Check for failed tests
+
+if [ "$tests_failed" -gt 0 ]; then
+    failed_tests=$(echo "$tests_output" | awk '/Failures:/{flag=1;next}/^\s*$/{flag=0}flag')
+    echo "::error::Tests failed:"
+    echo "$failed_tests"
+    exit 1
+fi