Also apt install X11 tools for testing.

.github/workflows/test.yml

@@ -17,7 +17,9 @@ jobs:
           cmake-version: '3.13.x'
           
       - name: Get Libraries
-        run: git submodule update --init --recursive
+        run: |
+          git submodule update --init --recursive
+          sudo apt install xorg-dev libglu1-mesa-dev
 
       - name: Build
         run: |

test/poker2/card.c

@@ -15,6 +15,7 @@ void tearDown(void) {
 }
 
 
+//cardGetSuit
 void test_cardGetSuit_should_ReturnCardsSuit(void) {
   TEST_ASSERT_EQUAL_UINT8(CARD_SUIT_CLUBS, cardGetSuit(CARD_CLUBS_ACE));
   TEST_ASSERT_EQUAL_UINT8(CARD_SUIT_CLUBS, cardGetSuit(CARD_CLUBS_TWO));
@@ -30,6 +31,7 @@ void test_cardGetSuit_should_ReturnCardsSuit(void) {
   TEST_ASSERT_EQUAL_UINT8(CARD_SUIT_DIAMONDS, cardGetSuit(CARD_DIAMONDS_ACE));
 }
 
+//cardGetNumber
 void test_cardGetNumber_should_ReturnCardsNumber(void) {
   TEST_ASSERT_EQUAL_UINT8(CARD_ACE, cardGetNumber(CARD_CLUBS_ACE));
   TEST_ASSERT_EQUAL_UINT8(CARD_TWO, cardGetNumber(CARD_CLUBS_TWO));
@@ -45,6 +47,7 @@ void test_cardGetNumber_should_ReturnCardsNumber(void) {
   TEST_ASSERT_EQUAL_UINT8(CARD_ACE, cardGetNumber(CARD_DIAMONDS_ACE));
 }
 
+//cardGet
 void test_cardGet_should_ReturnTheCard(void) {
   TEST_ASSERT_EQUAL_UINT8(CARD_CLUBS_ACE, cardGet(CARD_ACE, CARD_SUIT_CLUBS));
   TEST_ASSERT_EQUAL_UINT8(CARD_CLUBS_TWO, cardGet(CARD_TWO, CARD_SUIT_CLUBS));
@@ -68,6 +71,7 @@ void test_cardGet_should_ReturnTheCard(void) {
   );
 }
 
+//cardWriteDeck
 void test_cardWriteDeck_should_WriteCardsToArray(void) {
   card_t cards[CARD_DECK_SIZE];
   cardWriteDeck(cards);