diff --git a/tests/test_currentCustomerAccountBalance.c b/tests/test_currentCustomerAccountBalance.c
new file mode 100644
index 0000000..4b711b4
--- /dev/null
+++ b/tests/test_currentCustomerAccountBalance.c
@@ -0,0 +1,46 @@
+#ifdef TEST
+
+#include "unity.h"
+
+#include "currentCustomerAccountBalance.h"
+
+void setUp(void)
+{
+}
+
+void tearDown(void)
+{
+}
+
+void test_fetchBalanceFromBalanceString(void)
+{
+    char  balanceString[5][100] = {
+        "balance=0",
+        "balance=100",
+        "balance=200",
+        "balance=300",
+        "balance=400"
+    };
+
+    float balance = 0;
+    float result[5];
+    float expected[5];
+
+    for (int i = 0; i < 5; i++) {
+        result[i] = fetchBalanceFromBalanceString(balanceString[i]);
+    }
+
+    for (int i = 0; i < 5; i++) {
+        expected[i] = balance;
+        balance += 100;
+    }
+
+    for (int i =0; i < 5; i++) {
+        TEST_ASSERT_EQUAL_FLOAT(expected[i],result[i]);
+    }
+
+    
+}
+
+
+#endif // TEST