test: refactor tests, format files

tests/unit/components/panel/Preview.test.ts

@@ -1,6 +1,6 @@
 import Preview from "$components/panel/Preview.svelte";
-import { render, cleanup } from "@testing-library/svelte";
-import { describe, expect, it, afterEach } from "vitest";
+import { cleanup, render } from "@testing-library/svelte";
+import { afterEach, describe, expect, it } from "vitest";
 
 afterEach(() => {
   cleanup();
@@ -29,6 +29,4 @@ describe("Preview.svelte", () => {
     const stage = container.querySelector("canvas");
     expect(stage).toBeInTheDocument();
   });
-
-
 });

tests/unit/components/panel/PreviewAll.test.ts

@@ -1,7 +1,7 @@
 import PreviewAll from "$components/panel/PreviewAll.svelte";
 import { textsState } from "$states/texts.svelte";
-import { render, screen } from "@testing-library/svelte";
-import { beforeEach, describe, expect, it } from "vitest";
+import { render } from "@testing-library/svelte";
+import { beforeEach, describe, it } from "vitest";
 
 describe("PreviewAll.svelte", () => {
   beforeEach(() => {

tests/unit/components/panel/PreviewControls.test.ts

@@ -1,14 +1,12 @@
 import PreviewControls from "$components/panel/PreviewControls.svelte";
-import { render, screen, cleanup } from "@testing-library/svelte";
-import { describe, expect, it, afterEach } from "vitest";
+import { cleanup, render } from "@testing-library/svelte";
+import { afterEach, describe, expect, it } from "vitest";
 
 afterEach(() => {
   cleanup();
 });
 
 describe("PreviewControls.svelte", () => {
-
-
   it("should render navigation buttons", () => {
     render(PreviewControls, {
       props: {
@@ -21,8 +19,4 @@ describe("PreviewControls.svelte", () => {
     const buttons = document.querySelectorAll("button");
     expect(buttons.length).toBeGreaterThan(0);
   });
-
-
-
-
 });

tests/unit/components/panel/PreviewManager.test.ts

@@ -1,7 +1,7 @@
 import PreviewManager from "$components/panel/PreviewManager.svelte";
 import { textsState } from "$states/texts.svelte";
-import { render, screen } from "@testing-library/svelte";
-import { beforeEach, describe, expect, it } from "vitest";
+import { render } from "@testing-library/svelte";
+import { beforeEach, describe, it } from "vitest";
 
 describe("PreviewManager.svelte", () => {
   beforeEach(() => {