From 0f9ef53126f0f53f827627b18f414d67ff1954ef Mon Sep 17 00:00:00 2001
From: Jungwoo <jwyang0213@gmail.com>
Date: Fri, 5 Apr 2024 17:03:25 +0900
Subject: [PATCH] fix: add test

---
 pkl-core/src/main/java/org/pkl/core/stdlib/base/MergeSort.java  | 2 +-
 pkl-core/src/test/files/LanguageSnippetTests/input/api/list.pkl | 2 ++
 .../src/test/files/LanguageSnippetTests/output/api/list.pcf     | 1 +
 3 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkl-core/src/main/java/org/pkl/core/stdlib/base/MergeSort.java b/pkl-core/src/main/java/org/pkl/core/stdlib/base/MergeSort.java
index e3885c2b..4bbbb260 100644
--- a/pkl-core/src/main/java/org/pkl/core/stdlib/base/MergeSort.java
+++ b/pkl-core/src/main/java/org/pkl/core/stdlib/base/MergeSort.java
@@ -58,7 +58,7 @@ final class MergeSort {
       SortComparatorNode comparator,
       @Nullable VmFunction function) {
 
-    if (comparator.executeWith(array[mid-1], array[mid], function)) {
+    if (comparator.executeWith(array[mid - 1], array[mid], function)) {
       return; // already sorted
     }
 
diff --git a/pkl-core/src/test/files/LanguageSnippetTests/input/api/list.pkl b/pkl-core/src/test/files/LanguageSnippetTests/input/api/list.pkl
index 1ae8c927..fcbd1bf1 100644
--- a/pkl-core/src/test/files/LanguageSnippetTests/input/api/list.pkl
+++ b/pkl-core/src/test/files/LanguageSnippetTests/input/api/list.pkl
@@ -4,6 +4,7 @@ local list1 = List(1, 2, 3)
 local list2 = List(1, 2, 3, 4, 5)
 local list3 = List(1, 2, 3, 2, 1)
 local comparator = (x, y) -> x < y
+local comparator1 = (x, y) -> x <= y
 
 facts {
   ["isEmpty"] {
@@ -243,6 +244,7 @@ examples {
     List().sortWith(comparator)
     List(3, 1, 1, 2, 1).sortWith(comparator)
     List(3, 1, 2, 5, 4).sortWith(comparator)
+    List(0, 0, 1, 2, 3, 3, 4, 5, 4, 1).sortWith(comparator1)
   }
 
   ["replaceRange()"] {
diff --git a/pkl-core/src/test/files/LanguageSnippetTests/output/api/list.pcf b/pkl-core/src/test/files/LanguageSnippetTests/output/api/list.pcf
index 4b5e545d..7efb3cc2 100644
--- a/pkl-core/src/test/files/LanguageSnippetTests/output/api/list.pcf
+++ b/pkl-core/src/test/files/LanguageSnippetTests/output/api/list.pcf
@@ -197,6 +197,7 @@ examples {
     List()
     List(1, 1, 1, 2, 3)
     List(1, 2, 3, 4, 5)
+    List(0, 0, 1, 1, 2, 3, 3, 4, 4, 5)
   }
   ["replaceRange()"] {
     List(1, 9, 8, 5)