Merge branch 'feature/currency-exchange' into feature/balance-operations

src/currencyExchange.c

@@ -7,6 +7,13 @@ float convert(float euro, int newCurrencyCode) {
 
         case CURRENCY_CODE_GBP:
             return ( euro * GBP_RATE_OF_ONE_EURO );
+
+        case CURRENCY_CODE_JAPANESE_YEN:
+            return ( euro * JAPANESE_YEN_RATE_OF_ONE_EURO );
+
+        case CURRENCY_CODE_CHINESE_YUAN:
+            return ( euro * CHINESE_YUAN_RATE_OF_ONE_EURO );
+
     }
     
     return -1;

src/currencyExchange.h

@@ -5,9 +5,13 @@
 
 #define USD_RATE_OF_ONE_EURO 1.07
 #define GBP_RATE_OF_ONE_EURO 0.89
+#define JAPANESE_YEN_RATE_OF_ONE_EURO 140.9
+#define CHINESE_YUAN_RATE_OF_ONE_EURO 7.29
 
 #define CURRENCY_CODE_USD 1
 #define CURRENCY_CODE_GBP 2
+#define CURRENCY_CODE_JAPANESE_YEN 3
+#define CURRENCY_CODE_CHINESE_YUAN 4
 
 float convert(float euro, int newCurrencyCode);
 

tests/test_currencyExchange.c

@@ -15,33 +15,43 @@ void test_convert(void) {
 
    /* Arrange */
 
-   int length   = 10;
-   float euro[] = {34, 233, 400, 100, 45, 344, 767.32, 122, 435, 899};
-   
-   float expectedUSD[length];
-   float expectedGBP[length];
-
-   float resultUSD[length];
-   float resultGBP[length];
-
-   for (int i = 0; i < length; i++) {
-       expectedUSD[i] = euro[i] * USD_RATE_OF_ONE_EURO;
-       expectedGBP[i] = euro[i] * GBP_RATE_OF_ONE_EURO;
-   }
+    int length   = 10;
+    float euro[] = {34, 233, 400, 100, 45, 344, 767.32, 122, 435, 899};
+    
+    float expectedUSD[length];
+    float expectedGBP[length];
+    float expectedYEN[length];
+    float expectedYUAN[length];
+
+    float resultUSD[length];
+    float resultGBP[length];
+    float resultYEN[length];
+    float resultYUAN[length];
+
+    for (int i = 0; i < length; i++) {
+        expectedUSD[i] = euro[i] * USD_RATE_OF_ONE_EURO;
+        expectedGBP[i] = euro[i] * GBP_RATE_OF_ONE_EURO;
+        expectedYEN[i] = euro[i] * JAPANESE_YEN_RATE_OF_ONE_EURO;
+        expectedYUAN[i] = euro[i] * CHINESE_YUAN_RATE_OF_ONE_EURO;
+    }
 
    /* Act */
 
-   for (int i = 0; i < length; i++) {
-       resultUSD[i] = convert(euro[i], CURRENCY_CODE_USD);
-       resultGBP[i] = convert(euro[i], CURRENCY_CODE_GBP);
-   }
+    for (int i = 0; i < length; i++) {
+        resultUSD[i] = convert(euro[i], CURRENCY_CODE_USD);
+        resultGBP[i] = convert(euro[i], CURRENCY_CODE_GBP);
+        resultYEN[i] = convert(euro[i], CURRENCY_CODE_JAPANESE_YEN);
+        resultYUAN[i] = convert(euro[i], CURRENCY_CODE_CHINESE_YUAN);
+    }
 
    /* Assert*/
 
-   for (int i = 0; i < length; i++) {
-       TEST_ASSERT_EQUAL_FLOAT(expectedUSD[i], resultUSD[i]);
-       TEST_ASSERT_EQUAL_FLOAT(expectedGBP[i], resultGBP[i]);
-   }
+    for (int i = 0; i < length; i++) {
+        TEST_ASSERT_EQUAL_FLOAT(expectedUSD[i], resultUSD[i]);
+        TEST_ASSERT_EQUAL_FLOAT(expectedGBP[i], resultGBP[i]);
+        TEST_ASSERT_EQUAL_FLOAT(expectedYEN[i], resultYEN[i]);
+        TEST_ASSERT_EQUAL_FLOAT(expectedYUAN[i], resultYUAN[i]);
+    }
 }