src/test/java/PlayerTest.java

@@ -82,6 +82,17 @@ class PlayerTest {
         verify(mockAction, times(1)).execute(p);
     }
 
+    @Test
+    void miner_can_dig_multiple_times() {
+        var p = new Player("John");
+        p.learnJob(new Miner(p));
+        var mockAction = mock(DigAction.class);
+        for(int i = 0; i < 10; i++) {
+            p.performAction(mockAction);
+        }
+        verify(mockAction, times(10)).execute(p);
+    }
+
     @Test
     void wizard_can_learn_spell() {
         var p = new Player("Bob");