From 46a647441bbc95eb97f737e90fb62874429699d7 Mon Sep 17 00:00:00 2001
From: Shibo Lyu <hi@lao.sb>
Date: Sun, 29 Dec 2024 23:13:00 +0800
Subject: [PATCH] fix: fill with reference

---
 logic/section.ts      | 16 ++++++++--------
 tests/board.test.ts   | 11 +++++------
 tests/section.test.ts |  1 +
 3 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/logic/section.ts b/logic/section.ts
index f2463ff..32256a6 100644
--- a/logic/section.ts
+++ b/logic/section.ts
@@ -16,17 +16,17 @@ export function createSection(
   const offsetX = sx * boardConfig.sectionWidth;
   const offsetY = sy * boardConfig.sectionHeight;
 
-  const ch: string[][] = Array(boardConfig.sectionHeight).fill(
-    Array(boardConfig.sectionWidth).fill(boardConfig.defaultCh),
+  const ch: string[][] = Array(boardConfig.sectionHeight).fill([]).map(() =>
+    Array(boardConfig.sectionWidth).fill(boardConfig.defaultCh)
   );
-  const color: string[][] = Array(boardConfig.sectionHeight).fill(
-    Array(boardConfig.sectionWidth).fill(boardConfig.defaultColor),
+  const color: string[][] = Array(boardConfig.sectionHeight).fill([]).map(() =>
+    Array(boardConfig.sectionWidth).fill(boardConfig.defaultColor)
   );
-  const bgColor: string[][] = Array(boardConfig.sectionHeight).fill(
-    Array(boardConfig.sectionWidth).fill(boardConfig.defaultBgColor),
+  const bgColor: string[][] = Array(boardConfig.sectionHeight).fill([]).map(
+    () => Array(boardConfig.sectionWidth).fill(boardConfig.defaultBgColor)
   );
-  const width: number[][] = Array(boardConfig.sectionHeight).fill(
-    Array(boardConfig.sectionWidth).fill(boardConfig.defaultWidth),
+  const width: number[][] = Array(boardConfig.sectionHeight).fill([]).map(() =>
+    Array(boardConfig.sectionWidth).fill(boardConfig.defaultWidth)
   );
 
   return { offsetX, offsetY, ch, color, bgColor, width };
diff --git a/tests/board.test.ts b/tests/board.test.ts
index 886a2f4..735bf32 100644
--- a/tests/board.test.ts
+++ b/tests/board.test.ts
@@ -56,8 +56,7 @@ Deno.test("board", async (t) => {
     assertEquals(board.sections[0][0].ch[0][0], "A");
     assertEquals(board.sections[0][1].ch[0][0], "B");
     assertEquals(board.sections[1][0].ch[0][0], "C");
-    assertEquals(board.sections[1][1].ch[0][0], "D");
-    assertEquals(board.sections[1][1].ch[0][1], "E");
+    assertEquals(board.sections[1][1].ch[0], ["D", "E", " ", " "]);
 
     applyChangeOnBoard({ x: 0, y: 1, ch: "你" }, board);
     applyChangeOnBoard({ x: 4, y: 2, ch: "好" }, board);
@@ -67,10 +66,10 @@ Deno.test("board", async (t) => {
     assertEquals(board.sections[0][0].ch[1][0], "你");
     assertEquals(board.sections[0][1].ch[2][0], "好");
     assertEquals(board.sections[1][0].ch[1][0], "嗎");
-    assertEquals(board.sections[1][1].ch[2], ["嘛", "E", " ", " "]);
+    assertEquals(board.sections[1][1].ch[1], ["嘛", " ", " ", " "]);
 
     applyChangeOnBoard({ x: 5, y: 4, ch: "啊" }, board);
-    assertEquals(board.sections[1][1].ch[2], ["啊", "E", " ", " "]);
+    assertEquals(board.sections[1][1].ch[1], ["啊", " ", " ", " "]);
   });
 
   await t.step("getSectionOnBoard: existing section", () => {
@@ -79,10 +78,10 @@ Deno.test("board", async (t) => {
     const section = getSectionOnBoard({ sx: 1, sy: 1 }, board, {
       readOnly: true,
     });
-    assertEquals(section.ch[0][0], "啊");
+    assertEquals(section.ch[0], ["D", "E", " ", " "]);
     assertEquals(section.color[0][0], "F");
     assertEquals(section.bgColor[0][0], "0");
-    assertEquals(section.width[0][0], 2);
+    assertEquals(section.width[0], [1, 1, 1, 1]);
   });
 
   await t.step("getSectionOnBoard: non-existing row", () => {
diff --git a/tests/section.test.ts b/tests/section.test.ts
index 07999f7..a70da5b 100644
--- a/tests/section.test.ts
+++ b/tests/section.test.ts
@@ -91,6 +91,7 @@ Deno.test("section", async (t) => {
 
     applyChange({ x: 0, y: 0, ch: "t" }, section);
     assertEquals(section.ch[0], ["t", " ", " ", " "]);
+    assertEquals(section.ch[1], [" ", " ", " ", " "]);
     assertEquals(section.width[0], [1, 1, 1, 1]);
   });