add tests

Author: Dosant

src/plugins/data/public/query/filter_manager/filter_manager.test.ts

@@ -29,9 +29,16 @@ import { esFilters } from '../../../common';
 import { coreMock } from '../../../../../core/public/mocks';
 const setupMock = coreMock.createSetup();
 
-setupMock.uiSettings.get.mockImplementation((key: string) => {
-  return true;
-});
+const uiSettingsMock = (pinnedByDefault: boolean) => (key: string) => {
+  switch (key) {
+    case 'filters:pinnedByDefault':
+      return pinnedByDefault;
+    default:
+      throw new Error(`Unexpected uiSettings key in FilterManager mock: ${key}`);
+  }
+};
+
+setupMock.uiSettings.get.mockImplementation(uiSettingsMock(true));
 
 describe('filter_manager', () => {
   let updateSubscription: Subscription | undefined;
@@ -224,6 +231,40 @@ describe('filter_manager', () => {
       expect(newGlobalFilters).toHaveLength(2);
       expect(newAppFilters).toHaveLength(1);
     });
+
+    test('set filter with no state, and force pin', async () => {
+      const f1 = getFilter(esFilters.FilterStateStore.GLOBAL_STATE, false, false, 'age', 38);
+      f1.$state = undefined;
+
+      filterManager.setFilters([f1], true);
+      expect(filterManager.getGlobalFilters()).toHaveLength(1);
+    });
+
+    test('set filter with no state, and no pin', async () => {
+      const f1 = getFilter(esFilters.FilterStateStore.GLOBAL_STATE, false, false, 'age', 38);
+      f1.$state = undefined;
+
+      filterManager.setFilters([f1], false);
+      expect(filterManager.getAppFilters()).toHaveLength(1);
+    });
+
+    test('set filters with default pin', async () => {
+      const f1 = getFilter(esFilters.FilterStateStore.GLOBAL_STATE, false, false, 'age', 38);
+      f1.$state = undefined;
+      setupMock.uiSettings.get.mockImplementationOnce(uiSettingsMock(true));
+
+      filterManager.setFilters([f1]);
+      expect(filterManager.getGlobalFilters()).toHaveLength(1);
+    });
+
+    test('set filters without default pin', async () => {
+      const f1 = getFilter(esFilters.FilterStateStore.GLOBAL_STATE, false, false, 'age', 38);
+      f1.$state = undefined;
+
+      setupMock.uiSettings.get.mockImplementationOnce(uiSettingsMock(false));
+      filterManager.setFilters([f1]);
+      expect(filterManager.getAppFilters()).toHaveLength(1);
+    });
   });
 
   describe('add filters', () => {