From 77f0fcae0e345c1a0cd069784e176881346e0001 Mon Sep 17 00:00:00 2001
From: Amr Shahin <amrnablus@gmail.com>
Date: Wed, 19 Jan 2011 00:39:47 +0200
Subject: unittest: add 3 tests to test1300

Testing Curl_llist_insert_next
---
 tests/unit/unit1300.c | 80 ++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 79 insertions(+), 1 deletion(-)

(limited to 'tests')

diff --git a/tests/unit/unit1300.c b/tests/unit/unit1300.c
index 093ef850a..3aa351a3a 100644
--- a/tests/unit/unit1300.c
+++ b/tests/unit/unit1300.c
@@ -28,10 +28,88 @@ static void unit_stop( void )
 }
 
 UNITTEST_START
+  int unusedData_case1 = 1;
+  int unusedData_case2 = 2;
+  int unusedData_case3 = 3;
+
+  int curlErrCode = 0;
 
   fail_unless( llist->size == 0 , "list initial size should be zero" );
   fail_unless( llist->head == NULL , "list head should initiate to NULL" );
   fail_unless( llist->tail == NULL , "list tail should intiate to NULL" );
-  fail_unless( llist->dtor == test_curl_llist_dtor , "list dtor shold initiate to test_curl_llist_dtor" );
+  fail_unless( llist->dtor == test_curl_llist_dtor ,
+               "list dtor shold initiate to test_curl_llist_dtor" );
+
+  /**
+   * testing Curl_llist_insert_next
+   * case 1:
+   * list is empty
+   * @assumptions:
+   * 1: list size will be 1
+   * 2: list head will hold the data "unusedData_case1"
+   * 3: list tail will be the same as list head
+   */
+
+  curlErrCode = Curl_llist_insert_next(llist, llist->head, &unusedData_case1);
+  if( curlErrCode == 1 ) {
+    fail_unless( Curl_llist_count( llist ) == 1 ,
+                 "List size should be 1 after adding a new element" );
+    /*test that the list head data holds my unusedData */
+    fail_unless( llist->head->ptr == &unusedData_case1 ,
+                 "List size should be 1 after adding a new element" );
+    /*same goes for the list tail */
+    fail_unless( llist->tail == llist->head ,
+                 "List size should be 1 after adding a new element" );
+
+    /**
+     * testing Curl_llist_insert_next
+     * case 2:
+     * list has 1 element, adding one element after the head
+     * @assumptions:
+     * 1: the element next to head should be our newly created element
+     * 2: the list tail should be our newly created element
+     */
+
+    curlErrCode = Curl_llist_insert_next(llist, llist->head ,
+                                         &unusedData_case3 );
+    if( curlErrCode == 1 ) {
+      fail_unless(llist->head->next->ptr == &unusedData_case3 ,
+                  "the node next to head is not getting set correctly" );
+      fail_unless(llist->tail->ptr == &unusedData_case3,
+                  "the list tail is not getting set correctly");
+    }
+    else {
+      printf("skipping Curl_llist_insert_next as a non "
+             "success error code was returned\n" );
+    }
+
+    /**
+     * testing Curl_llist_insert_next
+     * case 3:
+     * list has >1 element, adding one element after "NULL"
+     * @assumptions:
+     * 1: the element next to head should be our newly created element
+     * 2: the list tail should different from newly created element
+     */
+
+    curlErrCode = Curl_llist_insert_next(llist, llist->head,
+                                         &unusedData_case2);
+    if( curlErrCode == 1 ) {
+      fail_unless(llist->head->next->ptr == &unusedData_case2,
+                  "the node next to head is not getting set correctly" );
+      //better safe than sorry, check that the tail isn't corrupted
+      fail_unless(llist->tail->ptr != &unusedData_case2,
+                  "the list tail is not getting set correctly" );
+    }
+    else {
+      printf("skipping Curl_llist_insert_next as a non "
+             "success error code was returned\n" );
+    }
+
+  }
+  else {
+    printf("skipping Curl_llist_insert_next as a non "
+           "success error code was returned\n" );
+  }
 
 UNITTEST_STOP
-- 
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