snapshot of https://github.com/marmelab/atomic-crm.git (main, 2026-09-18; blobs > 131072B omitted)

.claude/hooks/test/validation.test.mjs

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+// Tests for lib/validation.mjs: scopedLintFiles — the pure file-selection the
+// lint step feeds to eslint (extension filter + must-still-exist-on-disk).
+
+import { mkdtempSync, rmSync, writeFileSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+import { afterEach, describe, test, expect } from "vitest";
+import { scopedLintFiles } from "../lib/validation.mjs";
+
+const EXT = [".ts", ".tsx", ".mjs"];
+
+const tmpDirs = [];
+const makeCwd = (files) => {
+  const dir = mkdtempSync(join(tmpdir(), "scoped-lint-"));
+  tmpDirs.push(dir);
+  for (const f of files) writeFileSync(join(dir, f), "");
+  return dir;
+};
+
+afterEach(() => {
+  while (tmpDirs.length)
+    rmSync(tmpDirs.pop(), { recursive: true, force: true });
+});
+
+describe("scopedLintFiles", () => {
+  test("keeps only lintable extensions", () => {
+    const cwd = makeCwd(["a.ts", "b.tsx", "c.mjs", "d.css", "e.sql", "f.md"]);
+    expect(
+      scopedLintFiles(
+        ["a.ts", "b.tsx", "c.mjs", "d.css", "e.sql", "f.md"],
+        cwd,
+        EXT,
+      ),
+    ).toEqual(["a.ts", "b.tsx", "c.mjs"]);
+  });
+
+  test("drops paths that no longer exist (deleted / renamed away)", () => {
+    const cwd = makeCwd(["kept.ts"]);
+    expect(scopedLintFiles(["kept.ts", "gone.ts"], cwd, EXT)).toEqual([
+      "kept.ts",
+    ]);
+  });
+
+  test("empty change set → empty list (nothing to lint)", () => {
+    const cwd = makeCwd([]);
+    expect(scopedLintFiles([], cwd, EXT)).toEqual([]);
+  });
+
+  test("a diff of only non-code files → empty list", () => {
+    const cwd = makeCwd(["schema.sql", "notes.md"]);
+    expect(scopedLintFiles(["schema.sql", "notes.md"], cwd, EXT)).toEqual([]);
+  });
+});