Verify key command for resetting the level

Author: Arun Prasaad

.cascade

@@ -20,6 +20,8 @@ helper_methods_after_caller = true
 make_minimal_changes = true
 # Code formatting
 no_trailing_spaces = true
+# Align related assignment statements in columns when they appear together
+align_related_assignments = true
 # Avoid comments that state the obvious or repeat the code
 avoid_superfluous_comments = true
 

src/test/java/ihm/SokobanWindowTest.java

@@ -289,6 +289,40 @@ void can_undo_the_last_move() {
             .isEqualTo(initialColumn);
     }
 
+    @Test
+    void resets_level_when_backspace_key_is_pressed() {
+        // given - make a move and change the level state
+        int initialLine   = controller.getWorker().getLine();
+        int initialColumn = controller.getWorker().getColumn();
+
+        // Move right to change the state
+        KeyEvent rightKey = new KeyEvent(window,
+                KeyEvent.KEY_PRESSED,
+                System.currentTimeMillis(),
+                0,
+                KeyEvent.VK_RIGHT,
+                KeyEvent.CHAR_UNDEFINED);
+        window.keyPressed(rightKey);
+        window.keyPressed(rightKey); // again
+
+        // when - press backspace to reset the level
+        KeyEvent resetKey = new KeyEvent(window,
+                KeyEvent.KEY_PRESSED,
+                System.currentTimeMillis(),
+                0,
+                KeyEvent.VK_BACK_SPACE,
+                KeyEvent.CHAR_UNDEFINED);
+        window.keyPressed(resetKey);
+
+        // then - worker should be back at initial position
+        then(controller.getWorker().getLine())
+            .as("line position is restored when resetting level")
+            .isEqualTo(initialLine);
+        then(controller.getWorker().getColumn())
+            .as("column position is restored when resetting level")
+            .isEqualTo(initialColumn);
+    }
+
     @Test
     void completing_a_custom_level_disposes_window_and_shows_home_window() {
         // given - create a test window with the simplified level that only needs one push