diff --git a/README.md b/README.md
new file mode 100644
index 0000000..e69de29
diff --git a/app/calculator.sh b/app/calculator.sh
new file mode 100755
index 0000000..53685c5
--- /dev/null
+++ b/app/calculator.sh
@@ -0,0 +1,6 @@
+#!/bin/bash
+
+add() {
+echo $(($1+$2))
+}
+
diff --git a/run_tests.sh b/run_tests.sh
new file mode 100755
index 0000000..60f2c60
--- /dev/null
+++ b/run_tests.sh
@@ -0,0 +1,29 @@
+#!/bin/bash
+
+echo "Pornesc rularea testelor..."
+
+FAILED=0
+
+for test in tests/*.sh; do
+echo "Rulez $test"
+bash "$test"
+
+if [ $? -ne 0 ]; then
+FAILED=1
+
+fi
+
+done
+
+
+if [ $FAILED -eq 0 ]; then
+echo "Toate testele au trecut"
+exit 0
+
+else
+echo "Unele teste au esuat"
+exit 1
+
+fi
+
+
diff --git a/tests/test_calculator.sh b/tests/test_calculator.sh
new file mode 100755
index 0000000..3746089
--- /dev/null
+++ b/tests/test_calculator.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+#incarca functia din aplicatie
+
+source ./app/calculator.sh
+
+echo "Test: add 2 + 3"
+
+result=$( add 2 3 )
+
+if [ "$result" -eq 5 ]; then
+echo "Test PASSED"
+exit 0
+
+else
+echo "Test FAILED"
+exit 1
+fi
+