Track HiveGrid Cloud planning reference

hivegrid-cloud/scripts/verify-theme-error-state-baseline.test.mjs

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+import { mkdtemp, mkdir, writeFile } from "node:fs/promises";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+import { describe, expect, it } from "vitest";
+
+import { failureCount, renderReport, runBaselineInventory } from "./verify-theme-error-state-baseline.mjs";
+
+describe("Theme Error State baseline runner failure counting", () => {
+  it("counts TypeScript diagnostics from error TS markers", () => {
+    expect(failureCount("typecheck", "app/a.ts(1,1): error TS2322: nope\napp/b.ts(2,2): error TS7006: nope", "", 2)).toBe(2);
+  });
+
+  it("counts ESLint errors from the summary problem line", () => {
+    expect(failureCount("lint", "✖ 5 problems (3 errors, 2 warnings)", "", 1)).toBe(3);
+  });
+
+  it("counts Vitest failed tests from the health/readiness summary", () => {
+    expect(failureCount("vitest-health-readiness", "Tests 4 failed | 8 passed", "", 1)).toBe(4);
+  });
+
+  it("counts CI baseline FAIL lines conservatively", () => {
+    expect(failureCount("ci-baseline", "FAIL package.json: missing script\nFAIL .eslintrc: missing rule", "", 1)).toBe(2);
+  });
+
+  it("returns zero for clean exits and read-only inventory gates", () => {
+    expect(failureCount("typecheck", "", "", 0)).toBe(0);
+    expect(failureCount("theme-error-inventory", "theme: 1", "", 1)).toBe(0);
+  });
+});
+
+describe("Theme Error State theme/error inventory", () => {
+  it("scans required existing roots and records missing roots without failing", async () => {
+    const root = await mkdtemp(join(tmpdir(), "themeErrorState-baseline-inventory-"));
+    await mkdir(join(root, "apps", "web", "app", "routes"), { recursive: true });
+    await mkdir(join(root, "apps", "web", "app", "components"), { recursive: true });
+    await mkdir(join(root, "apps", "web", "public"), { recursive: true });
+    await mkdir(join(root, "docs"), { recursive: true });
+
+    await writeFile(
+      join(root, "apps", "web", "app", "routes", "sample.tsx"),
+      [
+        "export const meta = () => [{ name: 'theme-color', content: '#000' }];",
+        "throw new Response('not found', { status: 404 });",
+        "throw new Response('feature disabled', { status: 403 });",
+        "const required = 'plan-required';",
+      ].join("\n"),
+      "utf8"
+    );
+    await writeFile(join(root, "apps", "web", "app", "components", "ThemeToggle.tsx"), "const mode = 'dark-mode';\n", "utf8");
+    await writeFile(join(root, "apps", "web", "public", "favicon-32x32.png"), "png", "utf8");
+    await writeFile(join(root, "docs", "ignored.tsx"), "serviceWorker theme-color 500 maintenance\n", "utf8");
+
+    const inventory = await runBaselineInventory(root);
+    const allMatches = inventory.matches.join("\n");
+
+    expect(inventory.roots).toEqual(["apps/web/app/routes", "apps/web/app/components", "apps/web/public"]);
+    expect(inventory.missingRoots).toEqual(["apps/web/app/root.tsx", "apps/web/app/application", "apps/web/vite.config.ts"]);
+    expect(inventory.counts).toMatchObject({
+      theme: 1,
+      "dark-mode": 1,
+      "error-404": 2,
+      "error-403": 1,
+      "plan-required": 1,
+      "feature-disabled": 1,
+    });
+    expect(allMatches).toContain("apps/web/app/routes/sample.tsx");
+    expect(allMatches).toContain("apps/web/app/components/ThemeToggle.tsx");
+    expect(allMatches).not.toContain("docs/ignored.tsx");
+  });
+});
+
+describe("Theme Error State baseline report rendering", () => {
+  it("renders gate identifiers, exit codes, failure counts, and fingerprints", () => {
+    const report = renderReport([
+      { id: "typecheck", command: "pnpm run typecheck", exitCode: 2, durationMs: 1500, failureCount: 7, fingerprint: { hash: "abc123def456", excerpt: "error TS2322" } },
+      { id: "theme-error-inventory", command: "read-only theme/error surface inventory", exitCode: 0, durationMs: 42, failureCount: 0, fingerprint: { hash: "fed456abc123", excerpt: "theme: 1" } },
+    ]);
+
+    expect(report).toContain("# Theme Error State Baseline Health");
+    expect(report).toContain("## typecheck");
+    expect(report).toContain("## theme-error-inventory");
+    expect(report).toContain("- Exitcode: 2");
+    expect(report).toContain("- Exitcode: 0");
+    expect(report).toContain("- Failure Count: 7");
+    expect(report).toContain("- Failure Count: 0");
+    expect(report).toContain("- Output Fingerprint: abc123def456");
+    expect(report).toContain("- Output Fingerprint: fed456abc123");
+  });
+});