[Init] Initial commit - NetMesh terminal manager

application/state/pluginViewScopes.test.ts

@@ -0,0 +1,47 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+
+import {
+  canRetainPluginViewInScope,
+  resolvePluginRetainedViewKey,
+  resolvePluginViewWindowScope,
+} from './pluginViewScopes';
+
+test('plugin view window scopes distinguish path, query, and hash routes', () => {
+  const first = resolvePluginViewWindowScope({
+    pathname: '/index.html',
+    search: '?workspace=one',
+    hash: '#/settings',
+  });
+  const second = resolvePluginViewWindowScope({
+    pathname: '/index.html',
+    search: '?workspace=one',
+    hash: '#/terminal',
+  });
+
+  assert.equal(first, 'window:/index.html?workspace=one#/settings');
+  assert.notEqual(first, second);
+});
+
+test('plugin view window scopes remain deterministic and bounded for long routes', () => {
+  const route = {
+    pathname: '/index.html',
+    search: '',
+    hash: `#/${'nested/'.repeat(80)}`,
+  };
+  const scope = resolvePluginViewWindowScope(route);
+
+  assert.equal(scope, resolvePluginViewWindowScope(route));
+  assert.ok(scope.length <= 256);
+  assert.ok(!scope.includes('\0'));
+  assert.notEqual(scope, resolvePluginViewWindowScope({ ...route, hash: `${route.hash}different` }));
+});
+
+test('retained plugin views are isolated by both view and route scope', () => {
+  assert.notEqual(
+    resolvePluginRetainedViewKey('com.example.view', 'window:/index.html#/one'),
+    resolvePluginRetainedViewKey('com.example.view', 'window:/index.html#/two'),
+  );
+  assert.equal(canRetainPluginViewInScope('window:/index.html#/one', 'window:/index.html#/one'), true);
+  assert.equal(canRetainPluginViewInScope('window:/index.html#/one', 'window:/index.html#/two'), false);
+});