fix(grid): keep save actions visible

packages/app-tests/dataGridSaveUi.test.ts

@@ -1,6 +1,6 @@
 import { strict as assert } from "node:assert";
 import test from "node:test";
-import { dataGridSaveActionMode } from "../../apps/desktop/src/lib/dataGridSaveUi.ts";
+import { dataGridSaveActionMode, dataGridSaveToolbarState } from "../../apps/desktop/src/lib/dataGridSaveUi.ts";
 
 test("uses concise save and commit labels for the primary grid save action", () => {
   assert.deepEqual(dataGridSaveActionMode({ pendingChangeCount: 3, useTransaction: true }), {
@@ -15,3 +15,59 @@ test("uses concise save and commit labels for the primary grid save action", ()
     secondaryActionKey: "grid.discard",
   });
 });
+
+test("keeps grid save actions visible for editable grids even without pending changes", () => {
+  assert.deepEqual(
+    dataGridSaveToolbarState({
+      editable: true,
+      hasSaveTarget: true,
+      hasPendingChanges: false,
+      isSaving: false,
+    }),
+    {
+      showActions: true,
+      actionsDisabled: true,
+    },
+  );
+
+  assert.deepEqual(
+    dataGridSaveToolbarState({
+      editable: true,
+      hasSaveTarget: true,
+      hasPendingChanges: true,
+      isSaving: false,
+    }),
+    {
+      showActions: true,
+      actionsDisabled: false,
+    },
+  );
+});
+
+test("hides grid save actions when a grid cannot save edits", () => {
+  assert.deepEqual(
+    dataGridSaveToolbarState({
+      editable: false,
+      hasSaveTarget: true,
+      hasPendingChanges: false,
+      isSaving: false,
+    }),
+    {
+      showActions: false,
+      actionsDisabled: true,
+    },
+  );
+
+  assert.deepEqual(
+    dataGridSaveToolbarState({
+      editable: true,
+      hasSaveTarget: false,
+      hasPendingChanges: true,
+      isSaving: false,
+    }),
+    {
+      showActions: false,
+      actionsDisabled: true,
+    },
+  );
+});