player count/global var in implementation test

1 files changed, 17 insertions, 0 deletions

diff --git a/main.m b/main.m
index 0ee0fc5..c256e2b 100644
--- a/main.m
+++ b/main.m
@@ -60,16 +60,20 @@
 - (void)setY:(int)y;
 - (void)setName:(NSString *)name;
 - (void)sayHi;
++ (int)playerCount;
 @end
 
 @implementation Player 
 
+static int playerCount = 0;
+
 - (instancetype)init {
 	self = [super init];
 	if (self) {
 		x = 0;
 		y = 0;
 		name = @"Player";
+		playerCount++;
 	}
 
 	return self;
@@ -91,6 +95,10 @@
 	printf("Hello, I'm %s, and I am at X: %d, Y: %d!\n", [name UTF8String], x, y);
 }
 
++ (int)playerCount {
+	return playerCount;
+}
+
 @end
 
 int main(void) {
@@ -108,7 +116,16 @@ int main(void) {
 
 	Player *player = [Player new];
 	[player setName:@"John Hackclub"];
+	[player setX:27];
+	[player setY:538];
 	[player sayHi];
+	printf("player count: %d\n", [Player playerCount]);
+	Player *player2 = [Player new];
+	[player2 setName:@"French Hacker"];
+	[player2 setX:67];
+	[player2 setY:41];
+	[player2 sayHi];
+	printf("player count: %d\n", [Player playerCount]);
 
 	return 0;
 }