test: cover scoped record navigation

src/__tests__/shared-record-navigation.test.tsx

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+import { describe, expect, it } from "vitest";
+
+import {
+  SHARED_RECORD_DOMAIN_ROUTE_FAMILIES,
+  resolveSharedRecordNavigation,
+} from "@/lib/navigation/shared-record";
+import { SHARE_DOMAINS } from "@/lib/sharing/scope";
+import {
+  isDestinationInSharedRecord,
+  visibleNavDestinations,
+} from "@/components/layout/nav-model";
+
+describe("shared-record navigation", () => {
+  it("keeps every granted route family in one closed eight-domain inventory", () => {
+    expect(Object.keys(SHARED_RECORD_DOMAIN_ROUTE_FAMILIES)).toEqual(
+      SHARE_DOMAINS,
+    );
+
+    for (const domain of SHARE_DOMAINS) {
+      expect(
+        SHARED_RECORD_DOMAIN_ROUTE_FAMILIES[domain].length,
+        `${domain} needs at least one route family`,
+      ).toBeGreaterThan(0);
+    }
+  });
+
+  it("offers a scoped grant only its matching doorway", () => {
+    const navigation = resolveSharedRecordNavigation(["labs"]);
+
+    expect(navigation.destinationHrefs).toEqual(["/labs"]);
+    expect(navigation.allowsPath("/labs/panel/7")).toBe(true);
+    expect(navigation.allowsPath("/medications")).toBe(false);
+
+    expect(
+      visibleNavDestinations(undefined, true, true, ["labs"]).map(
+        (destination) => destination.href,
+      ),
+    ).toEqual(["/labs"]);
+    expect(isDestinationInSharedRecord("/labs/panel/7", ["labs"])).toBe(true);
+    expect(isDestinationInSharedRecord("/medications", ["labs"])).toBe(false);
+  });
+
+  it("keeps whole-record navigation distinct from an all-sections scope", () => {
+    const wholeRecord = resolveSharedRecordNavigation(null);
+    const allSections = resolveSharedRecordNavigation([...SHARE_DOMAINS]);
+
+    expect(wholeRecord.allowsPath("/")).toBe(true);
+    expect(allSections.allowsPath("/")).toBe(false);
+  });
+
+  it("refuses unclassified direct URLs in presentation before pages start reads", () => {
+    const navigation = resolveSharedRecordNavigation(["documents"]);
+
+    expect(navigation.allowsPath("/documents/record-1")).toBe(true);
+    expect(navigation.allowsPath("/settings/account")).toBe(false);
+    expect(navigation.allowsPath("/new-unclassified-route")).toBe(false);
+  });
+});