From 6bf1d1946fd7a4bc3fecf10973be983cbfe293db Mon Sep 17 00:00:00 2001
From: Joe Lukas Kalb <joe-lukas.kalb@informatik.hs-fulda.de>
Date: Tue, 6 Feb 2024 19:01:44 +0100
Subject: [PATCH] lab_can_move x undefined over 0

---
 src/main/c/labyrinth.c      |  2 +-
 src/test/c/test_labyrinth.c | 31 +++++++++++++++++++++++++++++++
 2 files changed, 32 insertions(+), 1 deletion(-)

diff --git a/src/main/c/labyrinth.c b/src/main/c/labyrinth.c
index 4686b6c..ea27816 100644
--- a/src/main/c/labyrinth.c
+++ b/src/main/c/labyrinth.c
@@ -58,7 +58,7 @@ void init_field(Field_State** field, unsigned short len_x, unsigned short len_y)
 short lab_can_move(Field_State** field, unsigned short x, unsigned short y, Direction direction, unsigned short len_x, unsigned short len_y){
 
     lab_move(&x, &y, direction);
-    if (x == 65535){
+    if (x >= len_x){
         return 1;
     }
 	if (y == 1){
diff --git a/src/test/c/test_labyrinth.c b/src/test/c/test_labyrinth.c
index aa50607..83abd75 100644
--- a/src/test/c/test_labyrinth.c
+++ b/src/test/c/test_labyrinth.c
@@ -415,5 +415,36 @@ void test_lab_can_move_at_0_0_direction_E_target_undefined_expected_1(void)
     free(field);
 }
 
+void test_lab_can_move_at_0_0_direction_S_target_undefined_expected_1(void)
+{
+    /* arrange */
+	unsigned short x = 0;
+	unsigned short y = 0;
+	Direction direction = S;
+	short expected = 1;
+	short actual;
+	
+	unsigned short len_x = 1, len_y = 1;
+    Field_State **field;
+
+    field = malloc(len_x * sizeof *field);
+    for (int c_index = 0; c_index < len_x; c_index++){
+        field[c_index] = malloc(len_y * sizeof field[c_index]);
+    }
+
+    /* act */
+    actual = lab_can_move(field, x, y, direction, len_x, len_y);
+
+    /* assert */
+	TEST_ASSERT_EQUAL_INT8(expected, actual);
+
+    for (int c_index = 0; c_index < len_x; c_index++)
+    {
+        free(field[c_index]);
+    }
+    free(field);
+}
+
+