diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ce27d16..96f46e8 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -45,3 +45,45 @@ jobs:
             -skipMacroValidation \
             -destination "generic/platform=iOS Simulator" \
             clean build
+
+      - name: Run unit tests (all *Tests schemes)
+        run: |
+          set -euo pipefail
+
+          TEST_SCHEMES="$(xcodebuild -workspace Dori-iOS.xcworkspace -list | awk '
+            /Schemes:/ { in_schemes=1; next }
+            in_schemes && NF {
+              gsub(/^[[:space:]]+|[[:space:]]+$/, "", $0)
+              print
+            }
+          ' | grep 'Tests$' || true)"
+
+          if [ -z "${TEST_SCHEMES}" ]; then
+            echo "No *Tests schemes found. Skipping test step."
+            exit 0
+          fi
+
+          SIMULATOR_ID="$(xcrun simctl list devices available | awk -F '[()]' '
+            /iPhone/ && /(Shutdown|Booted)/ { print $2; exit }
+          ')"
+
+          if [ -z "${SIMULATOR_ID}" ]; then
+            echo "No available iPhone simulator found."
+            exit 1
+          fi
+
+          echo "Using simulator id: ${SIMULATOR_ID}"
+          echo "Test schemes:"
+          echo "${TEST_SCHEMES}"
+
+          while IFS= read -r scheme; do
+            [ -z "${scheme}" ] && continue
+            echo "Running tests for scheme: ${scheme}"
+            xcodebuild \
+              -workspace Dori-iOS.xcworkspace \
+              -scheme "${scheme}" \
+              -configuration Debug \
+              -skipMacroValidation \
+              -destination "id=${SIMULATOR_ID}" \
+              test
+          done <<< "${TEST_SCHEMES}"