From 8950dce2cd33b0ed41bf0ee305a94fce502c4c63 Mon Sep 17 00:00:00 2001
From: Lutz Helm <helm@ub.uni-leipzig.de>
Date: Thu, 5 Mar 2020 11:51:22 +0100
Subject: [PATCH] Add tests for companionWindow action 'toggleNode'

---
 __tests__/src/actions/companionWindow.test.js | 69 +++++++++++++++++++
 1 file changed, 69 insertions(+)

diff --git a/__tests__/src/actions/companionWindow.test.js b/__tests__/src/actions/companionWindow.test.js
index 23633844fa..916fa42030 100644
--- a/__tests__/src/actions/companionWindow.test.js
+++ b/__tests__/src/actions/companionWindow.test.js
@@ -1,6 +1,11 @@
 import * as actions from '../../../src/state/actions';
 import ActionTypes from '../../../src/state/actions/action-types';
 
+jest.mock('../../../src/state/selectors', () => ({
+  getManuallyExpandedNodeIds: (state, args, expanded) => (expanded ? ['openVisible', 'open'] : ['closedVisible', 'closed']),
+  getVisibleNodeIds: (state, args) => ['openVisible', 'closedVisible', 'visible'],
+}));
+
 describe('companionWindow actions', () => {
   describe('addCompanionWindow', () => {
     it('should return correct action object', () => {
@@ -96,4 +101,68 @@ describe('companionWindow actions', () => {
       expect(action.windowId).toBe('window');
     });
   });
+
+  describe('toggleNode', () => {
+    let mockDispatch;
+    let mockGetState;
+
+    beforeEach(() => {
+      mockDispatch = jest.fn(() => ({}));
+      mockGetState = jest.fn(() => ({}));
+    });
+
+    it('returns a collapsing action for visible nodes that are not present in the state', () => {
+      const thunk = actions.toggleNode('window1', 'cw1', 'visible');
+      thunk(mockDispatch, mockGetState);
+
+      const action = mockDispatch.mock.calls[0][0];
+      expect(action.id).toBe('cw1');
+      expect(action.windowId).toBe('window1');
+      expect(action.type).toBe(ActionTypes.TOGGLE_TOC_NODE);
+      expect(action.payload).toMatchObject({ visible: { expanded: false } });
+    });
+
+    it('returns an expanding action for non visible nodes that are not present in the state', () => {
+      const thunk = actions.toggleNode('window1', 'cw1', 'foo');
+      thunk(mockDispatch, mockGetState);
+
+      const action = mockDispatch.mock.calls[0][0];
+      expect(action.id).toBe('cw1');
+      expect(action.windowId).toBe('window1');
+      expect(action.type).toBe(ActionTypes.TOGGLE_TOC_NODE);
+      expect(action.payload).toMatchObject({ foo: { expanded: true } });
+    });
+
+    it('returns a correct action any node that is present in the state', () => {
+      const openVisibleThunk = actions.toggleNode('window1', 'cw1', 'openVisible');
+      openVisibleThunk(mockDispatch, mockGetState);
+
+      const openThunk = actions.toggleNode('window1', 'cw1', 'open');
+      openThunk(mockDispatch, mockGetState);
+
+      const closedVisibleThunk = actions.toggleNode('window1', 'cw1', 'closedVisible');
+      closedVisibleThunk(mockDispatch, mockGetState);
+
+      const closedThunk = actions.toggleNode('window1', 'cw1', 'closed');
+      closedThunk(mockDispatch, mockGetState);
+
+      const actionForOpenVisible = mockDispatch.mock.calls[0][0];
+      expect(actionForOpenVisible.id).toBe('cw1');
+      expect(actionForOpenVisible.windowId).toBe('window1');
+      expect(actionForOpenVisible.type).toBe(ActionTypes.TOGGLE_TOC_NODE);
+      expect(actionForOpenVisible.payload).toMatchObject({ openVisible: { expanded: false } });
+
+      const actionForOpen = mockDispatch.mock.calls[1][0];
+      expect(actionForOpen.type).toBe(ActionTypes.TOGGLE_TOC_NODE);
+      expect(actionForOpen.payload).toMatchObject({ open: { expanded: false } });
+
+      const actionForClosedVisible = mockDispatch.mock.calls[2][0];
+      expect(actionForClosedVisible.type).toBe(ActionTypes.TOGGLE_TOC_NODE);
+      expect(actionForClosedVisible.payload).toMatchObject({ closedVisible: { expanded: true } });
+
+      const actionForClosed = mockDispatch.mock.calls[3][0];
+      expect(actionForClosed.type).toBe(ActionTypes.TOGGLE_TOC_NODE);
+      expect(actionForClosed.payload).toMatchObject({ closed: { expanded: true } });
+    });
+  });
 });