From 83ce38515718347c5622a56509463eacf260bb3a Mon Sep 17 00:00:00 2001
From: Niko Rost <rostni100585@th-nuernberg.de>
Date: Mon, 1 Dec 2025 13:09:40 +0100
Subject: [PATCH] Added one more unit Test and Bugfix in createNumbers

---
 numbers.c      |  4 ++++
 numbersTests.c | 15 +++++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/numbers.c b/numbers.c
index 11fae92..cc26bea 100644
--- a/numbers.c
+++ b/numbers.c
@@ -16,6 +16,10 @@
 // creating random numbers.
 unsigned int *createNumbers(unsigned int len){
 
+	if(len == 1){
+		printf("Minimum length is 2");
+		return NULL;
+	}
 	srand(time(NULL));
 	unsigned int *numbers = malloc(len * sizeof(unsigned int)); //reserving memory for array
 	if(!numbers){
diff --git a/numbersTests.c b/numbersTests.c
index b2116c1..d120960 100644
--- a/numbersTests.c
+++ b/numbersTests.c
@@ -38,6 +38,20 @@ void test_getDouplicateReturnsZeroWhenThereAreMultipleDuplicates(void){
 
     TEST_ASSERT_EQUAL(0, testValue);
 }
+
+void test_CreateNumbersCreatesDuplicatein2LenArray(void){
+    unsigned int *testArray = createNumbers(2);
+    unsigned int testValue = getDuplicate(testArray, 2);
+
+    if(!testValue)
+        testValue = 0;
+
+    else
+        testValue = 1;
+
+    TEST_ASSERT_EQUAL(1, testValue);
+
+}
 void setUp(void){}
 void tearDown(void){}
 
@@ -47,6 +61,7 @@ UNITY_BEGIN();
 printf("\n============================\nNumbers tests\n============================\n");
 
 RUN_TEST(test_ArrayIsCreatedAndNotNull);
+RUN_TEST(test_CreateNumbersCreatesDuplicatein2LenArray);
 RUN_TEST(test_getDouplicateReturnsDouplicateNumber);
 RUN_TEST(test_getDouplicateReturnsZeroWhenThereIsNoDuplicate);
 RUN_TEST(test_getDouplicateReturnsZeroWhenThereAreMultipleDuplicates);