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test(FN-4479): complete Step 3 — update FileEditor tests for CodeMirror-only UI

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Fusion-Task-Id: FN-4479
Fusion-Task-Lineage: 5dfad520-13eb-4a31-a45c-2daf767a3dff
This commit is contained in:
Fusion
2026-05-14 08:58:55 -07:00
committed by gsxdsm
parent 680284d86b
commit 06aa17a187
1 changed files with 17 additions and 31 deletions
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48
packages/dashboard/app/components/__tests__/FileEditor.test.tsx
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@@ -21,10 +21,10 @@ describe("FileEditor", () => {
fireEvent.click(screen.getByRole("button", { name: /toggle editor options/i }));
};
it("renders textarea with correct class names", () => {
render(<FileEditor content="" onChange={vi.fn()} />);
const textarea = screen.getByRole("textbox");
expect(textarea.classList.contains("file-editor-textarea")).toBe(true);
it("renders CodeMirror editor with file-path aria-label", () => {
render(<FileEditor content="" onChange={vi.fn()} filePath="a.ts" />);
expect(screen.getByLabelText("Editor for a.ts")).toBeInTheDocument();
expect(document.querySelector(".cm-editor")).toBeInTheDocument();
});
it("calls onChange when document changes", () => {
@@ -117,39 +117,29 @@ describe("FileEditor", () => {
it("defaults to edit mode for markdown files", () => {
render(<FileEditor content="# Hello World" onChange={vi.fn()} filePath="readme.md" />);
// Textarea should be visible
const textarea = screen.getByRole("textbox");
expect(textarea).toBeInTheDocument();
expect(textarea.tagName.toLowerCase()).toBe("textarea");
expect(document.querySelector(".cm-editor")).toBeInTheDocument();
});
it("switches to preview mode when preview button is clicked", () => {
render(<FileEditor content="# Hello World" onChange={vi.fn()} filePath="readme.md" />);
// Click preview button
const previewButton = screen.getByRole("button", { name: /preview/i });
fireEvent.click(previewButton);
// Preview should be visible (no textarea)
expect(screen.queryByRole("textbox")).not.toBeInTheDocument();
expect(document.querySelector(".cm-editor")).not.toBeInTheDocument();
expect(document.querySelector(".file-editor-preview")).toBeInTheDocument();
});
it("switches back to edit mode when edit button is clicked", () => {
render(<FileEditor content="# Hello World" onChange={vi.fn()} filePath="readme.md" />);
// Switch to preview first
const previewButton = screen.getByRole("button", { name: /preview/i });
fireEvent.click(previewButton);
// Then switch back to edit
const editButton = screen.getByRole("button", { name: /edit mode/i });
fireEvent.click(editButton);
// Textarea should be visible again
const textarea = screen.getByRole("textbox");
expect(textarea).toBeInTheDocument();
expect(document.querySelector(".cm-editor")).toBeInTheDocument();
});
it("renders markdown content in preview mode", () => {
@@ -174,9 +164,8 @@ describe("FileEditor", () => {
it("defaults to preview mode in readOnly mode for markdown files", () => {
render(<FileEditor content="# Hello World" onChange={vi.fn()} filePath="readme.md" readOnly />);
// Preview should be active by default (no textarea in readOnly)
expect(screen.queryByRole("textbox")).not.toBeInTheDocument();
expect(document.querySelector(".cm-editor")).not.toBeInTheDocument();
expect(document.querySelector(".file-editor-preview")).toBeInTheDocument();
});
@@ -224,8 +213,7 @@ describe("FileEditor", () => {
it("word wrap is enabled by default", () => {
render(<FileEditor content="const x = 1;" onChange={vi.fn()} filePath="script.ts" />);
const textarea = screen.getByRole("textbox");
expect(textarea.classList.contains("file-editor-textarea--wrap")).toBe(true);
expect(document.querySelector(".cm-content.cm-lineWrapping")).toBeInTheDocument();
});
it("toggle button shows active state when word wrap is enabled", () => {
@@ -243,8 +231,7 @@ describe("FileEditor", () => {
const wrapButton = screen.getByRole("button", { name: /toggle word wrap/i });
fireEvent.click(wrapButton);
const textarea = screen.getByRole("textbox");
expect(textarea.classList.contains("file-editor-textarea--wrap")).toBe(false);
expect(document.querySelector(".cm-content.cm-lineWrapping")).not.toBeInTheDocument();
});
it("clicking toggle button again re-enables word wrap", () => {
@@ -255,8 +242,7 @@ describe("FileEditor", () => {
fireEvent.click(wrapButton);
fireEvent.click(wrapButton);
const textarea = screen.getByRole("textbox");
expect(textarea.classList.contains("file-editor-textarea--wrap")).toBe(true);
expect(document.querySelector(".cm-content.cm-lineWrapping")).toBeInTheDocument();
});
it("toggle button loses active state when word wrap is disabled", () => {