74 lines
2.0 KiB
TypeScript
74 lines
2.0 KiB
TypeScript
import { describe, it, expect, vi, beforeEach } from "vitest";
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import fs from "fs";
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import os from "os";
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import path from "path";
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import { getFileSystemSuggestions } from "../src/utils/file-system-suggestions";
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vi.mock("fs");
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vi.mock("os");
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describe("getFileSystemSuggestions", () => {
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const mockFs = fs as unknown as {
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readdirSync: ReturnType<typeof vi.fn>;
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statSync: ReturnType<typeof vi.fn>;
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};
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const mockOs = os as unknown as {
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homedir: ReturnType<typeof vi.fn>;
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};
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beforeEach(() => {
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vi.clearAllMocks();
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});
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it("returns empty array for empty prefix", () => {
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expect(getFileSystemSuggestions("")).toEqual([]);
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});
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it("expands ~ to home directory", () => {
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mockOs.homedir = vi.fn(() => "/home/testuser");
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mockFs.readdirSync = vi.fn(() => ["file1.txt", "docs"]);
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mockFs.statSync = vi.fn((p) => ({
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isDirectory: () => path.basename(p) === "docs",
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}));
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const result = getFileSystemSuggestions("~/");
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expect(mockFs.readdirSync).toHaveBeenCalledWith("/home/testuser");
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expect(result).toEqual([
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path.join("/home/testuser", "file1.txt"),
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path.join("/home/testuser", "docs" + path.sep),
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]);
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});
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it("filters by prefix if not a directory", () => {
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mockFs.readdirSync = vi.fn(() => ["abc.txt", "abd.txt", "xyz.txt"]);
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mockFs.statSync = vi.fn((p) => ({
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isDirectory: () => p.includes("abd"),
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}));
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const result = getFileSystemSuggestions("a");
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expect(result).toEqual(["abc.txt", "abd.txt/"]);
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});
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it("handles errors gracefully", () => {
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mockFs.readdirSync = vi.fn(() => {
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throw new Error("failed");
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});
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const result = getFileSystemSuggestions("some/path");
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expect(result).toEqual([]);
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});
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it("normalizes relative path", () => {
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mockFs.readdirSync = vi.fn(() => ["foo", "bar"]);
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mockFs.statSync = vi.fn((_p) => ({
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isDirectory: () => true,
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}));
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const result = getFileSystemSuggestions("./");
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expect(result).toContain("foo/");
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expect(result).toContain("bar/");
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});
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});
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