From 6369691a540520661cb1693f4aa75b1731a937ab Mon Sep 17 00:00:00 2001
From: Shivam Chaudhary <shivam.chaudhary@lt.hs-fulda.de>
Date: Thu, 9 Feb 2023 18:32:22 +0100
Subject: [PATCH 1/3] Add more cases to convert currency to YEN and YUAN

---
 src/currencyExchange.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/currencyExchange.c b/src/currencyExchange.c
index 2a22334..83bf372 100644
--- a/src/currencyExchange.c
+++ b/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;

From fc7d0a52458a1face8c8b2a025f2d43fffdd36c7 Mon Sep 17 00:00:00 2001
From: Shivam Chaudhary <shivam.chaudhary@lt.hs-fulda.de>
Date: Thu, 9 Feb 2023 18:33:03 +0100
Subject: [PATCH 2/3] Add constant values for new currencies

---
 src/currencyExchange.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/currencyExchange.h b/src/currencyExchange.h
index 6629fcc..7aac148 100644
--- a/src/currencyExchange.h
+++ b/src/currencyExchange.h
@@ -2,8 +2,12 @@
 
 #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);
\ No newline at end of file

From 56a6bd202a43527778ce81f3011a08a5c25f799b Mon Sep 17 00:00:00 2001
From: Shivam Chaudhary <shivam.chaudhary@lt.hs-fulda.de>
Date: Thu, 9 Feb 2023 18:34:29 +0100
Subject: [PATCH 3/3] Add tests for newly added currencies

---
 tests/test_currencyExchange.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tests/test_currencyExchange.c b/tests/test_currencyExchange.c
index 821f56a..aae8db0 100644
--- a/tests/test_currencyExchange.c
+++ b/tests/test_currencyExchange.c
@@ -20,13 +20,19 @@ void test_convert(void) {
     
     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 */
@@ -34,6 +40,8 @@ void test_convert(void) {
     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*/
@@ -41,6 +49,8 @@ void test_convert(void) {
     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]);
     }
 }