From ee62a56d1a58b273fce4c7e19c8862b30843dd1d Mon Sep 17 00:00:00 2001
From: Shivam Chaudhary <shivam.chaudhary@lt.hs-fulda.de>
Date: Tue, 7 Feb 2023 16:25:56 +0100
Subject: [PATCH] Add test for toUSD function

---
 tests/test_currencyExchange.c | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 tests/test_currencyExchange.c

diff --git a/tests/test_currencyExchange.c b/tests/test_currencyExchange.c
new file mode 100644
index 0000000..168f0c2
--- /dev/null
+++ b/tests/test_currencyExchange.c
@@ -0,0 +1,35 @@
+#ifdef TEST
+
+#include "unity.h"
+#include "currencyExchange.h"
+
+void setUp(void)
+{
+}
+
+void tearDown(void)
+{
+}
+
+void test_toUSD(void) {
+    int length = 5;
+    float euro[] = {34, 233, 400, 100, 45};
+    float expectedUSD[length];
+    float resultUSD[length];
+
+    for (int i = 0; i < length; i++) {
+        resultUSD[i] = toUSD(euro[i]);
+    }
+
+    for (int i = 0; i < length; i++) {
+        expectedUSD[i] = euro[i] * CURRENT_USD_RATE_OF_ONE_EURO;
+    }
+
+    for (int i = 0; i < length; i++) {
+        TEST_ASSERT_EQUAL_FLOAT(expectedUSD[i], resultUSD[i]);
+    }
+
+}
+
+
+#endif // TEST