Add latest changes from gitlab-org/gitlab@master

9 files changed, 1209 insertions, 65 deletions

diff --git a/spec/frontend/blob/balsamiq/balsamiq_viewer_spec.js b/spec/frontend/blob/balsamiq/balsamiq_viewer_spec.js
new file mode 100644
index 00000000000..3b64e4910e2
--- /dev/null
+++ b/spec/frontend/blob/balsamiq/balsamiq_viewer_spec.js
@@ -0,0 +1,361 @@
+import sqljs from 'sql.js';
+import axios from '~/lib/utils/axios_utils';
+import BalsamiqViewer from '~/blob/balsamiq/balsamiq_viewer';
+import ClassSpecHelper from '../../helpers/class_spec_helper';
+
+jest.mock('sql.js');
+
+describe('BalsamiqViewer', () => {
+  const mockArrayBuffer = new ArrayBuffer(10);
+  let balsamiqViewer;
+  let viewer;
+
+  describe('class constructor', () => {
+    beforeEach(() => {
+      viewer = {};
+
+      balsamiqViewer = new BalsamiqViewer(viewer);
+    });
+
+    it('should set .viewer', () => {
+      expect(balsamiqViewer.viewer).toBe(viewer);
+    });
+  });
+
+  describe('loadFile', () => {
+    let bv;
+    const endpoint = 'endpoint';
+    const requestSuccess = Promise.resolve({
+      data: mockArrayBuffer,
+      status: 200,
+    });
+
+    beforeEach(() => {
+      viewer = {};
+      bv = new BalsamiqViewer(viewer);
+    });
+
+    it('should call `axios.get` on `endpoint` param with responseType set to `arraybuffer', () => {
+      jest.spyOn(axios, 'get').mockReturnValue(requestSuccess);
+      jest.spyOn(bv, 'renderFile').mockReturnValue();
+
+      bv.loadFile(endpoint);
+
+      expect(axios.get).toHaveBeenCalledWith(
+        endpoint,
+        expect.objectContaining({
+          responseType: 'arraybuffer',
+        }),
+      );
+    });
+
+    it('should call `renderFile` on request success', done => {
+      jest.spyOn(axios, 'get').mockReturnValue(requestSuccess);
+      jest.spyOn(bv, 'renderFile').mockImplementation(() => {});
+
+      bv.loadFile(endpoint)
+        .then(() => {
+          expect(bv.renderFile).toHaveBeenCalledWith(mockArrayBuffer);
+        })
+        .then(done)
+        .catch(done.fail);
+    });
+
+    it('should not call `renderFile` on request failure', done => {
+      jest.spyOn(axios, 'get').mockReturnValue(Promise.reject());
+      jest.spyOn(bv, 'renderFile').mockImplementation(() => {});
+
+      bv.loadFile(endpoint)
+        .then(() => {
+          done.fail('Expected loadFile to throw error!');
+        })
+        .catch(() => {
+          expect(bv.renderFile).not.toHaveBeenCalled();
+        })
+        .then(done)
+        .catch(done.fail);
+    });
+  });
+
+  describe('renderFile', () => {
+    let container;
+    let previews;
+
+    beforeEach(() => {
+      viewer = {
+        appendChild: jest.fn(),
+      };
+      previews = [document.createElement('ul'), document.createElement('ul')];
+
+      balsamiqViewer = {
+        initDatabase: jest.fn(),
+        getPreviews: jest.fn(),
+        renderPreview: jest.fn(),
+      };
+      balsamiqViewer.viewer = viewer;
+
+      balsamiqViewer.getPreviews.mockReturnValue(previews);
+      balsamiqViewer.renderPreview.mockImplementation(preview => preview);
+      viewer.appendChild.mockImplementation(containerElement => {
+        container = containerElement;
+      });
+
+      BalsamiqViewer.prototype.renderFile.call(balsamiqViewer, mockArrayBuffer);
+    });
+
+    it('should call .initDatabase', () => {
+      expect(balsamiqViewer.initDatabase).toHaveBeenCalledWith(mockArrayBuffer);
+    });
+
+    it('should call .getPreviews', () => {
+      expect(balsamiqViewer.getPreviews).toHaveBeenCalled();
+    });
+
+    it('should call .renderPreview for each preview', () => {
+      const allArgs = balsamiqViewer.renderPreview.mock.calls;
+
+      expect(allArgs.length).toBe(2);
+
+      previews.forEach((preview, i) => {
+        expect(allArgs[i][0]).toBe(preview);
+      });
+    });
+
+    it('should set the container HTML', () => {
+      expect(container.innerHTML).toBe('<ul></ul><ul></ul>');
+    });
+
+    it('should add inline preview classes', () => {
+      expect(container.classList[0]).toBe('list-inline');
+      expect(container.classList[1]).toBe('previews');
+    });
+
+    it('should call viewer.appendChild', () => {
+      expect(viewer.appendChild).toHaveBeenCalledWith(container);
+    });
+  });
+
+  describe('initDatabase', () => {
+    let uint8Array;
+    let data;
+
+    beforeEach(() => {
+      uint8Array = {};
+      data = 'data';
+      balsamiqViewer = {};
+      window.Uint8Array = jest.fn();
+      window.Uint8Array.mockReturnValue(uint8Array);
+
+      BalsamiqViewer.prototype.initDatabase.call(balsamiqViewer, data);
+    });
+
+    it('should instantiate Uint8Array', () => {
+      expect(window.Uint8Array).toHaveBeenCalledWith(data);
+    });
+
+    it('should call sqljs.Database', () => {
+      expect(sqljs.Database).toHaveBeenCalledWith(uint8Array);
+    });
+
+    it('should set .database', () => {
+      expect(balsamiqViewer.database).not.toBe(null);
+    });
+  });
+
+  describe('getPreviews', () => {
+    let database;
+    let thumbnails;
+    let getPreviews;
+
+    beforeEach(() => {
+      database = {
+        exec: jest.fn(),
+      };
+      thumbnails = [{ values: [0, 1, 2] }];
+
+      balsamiqViewer = {
+        database,
+      };
+
+      jest.spyOn(BalsamiqViewer, 'parsePreview').mockImplementation(preview => preview.toString());
+      database.exec.mockReturnValue(thumbnails);
+
+      getPreviews = BalsamiqViewer.prototype.getPreviews.call(balsamiqViewer);
+    });
+
+    it('should call database.exec', () => {
+      expect(database.exec).toHaveBeenCalledWith('SELECT * FROM thumbnails');
+    });
+
+    it('should call .parsePreview for each value', () => {
+      const allArgs = BalsamiqViewer.parsePreview.mock.calls;
+
+      expect(allArgs.length).toBe(3);
+
+      thumbnails[0].values.forEach((value, i) => {
+        expect(allArgs[i][0]).toBe(value);
+      });
+    });
+
+    it('should return an array of parsed values', () => {
+      expect(getPreviews).toEqual(['0', '1', '2']);
+    });
+  });
+
+  describe('getResource', () => {
+    let database;
+    let resourceID;
+    let resource;
+    let getResource;
+
+    beforeEach(() => {
+      database = {
+        exec: jest.fn(),
+      };
+      resourceID = 4;
+      resource = ['resource'];
+
+      balsamiqViewer = {
+        database,
+      };
+
+      database.exec.mockReturnValue(resource);
+
+      getResource = BalsamiqViewer.prototype.getResource.call(balsamiqViewer, resourceID);
+    });
+
+    it('should call database.exec', () => {
+      expect(database.exec).toHaveBeenCalledWith(
+        `SELECT * FROM resources WHERE id = '${resourceID}'`,
+      );
+    });
+
+    it('should return the selected resource', () => {
+      expect(getResource).toBe(resource[0]);
+    });
+  });
+
+  describe('renderPreview', () => {
+    let previewElement;
+    let innerHTML;
+    let preview;
+    let renderPreview;
+
+    beforeEach(() => {
+      innerHTML = '<a>innerHTML</a>';
+      previewElement = {
+        outerHTML: '<p>outerHTML</p>',
+        classList: {
+          add: jest.fn(),
+        },
+      };
+      preview = {};
+
+      balsamiqViewer = {
+        renderTemplate: jest.fn(),
+      };
+
+      jest.spyOn(document, 'createElement').mockReturnValue(previewElement);
+      balsamiqViewer.renderTemplate.mockReturnValue(innerHTML);
+
+      renderPreview = BalsamiqViewer.prototype.renderPreview.call(balsamiqViewer, preview);
+    });
+
+    it('should call classList.add', () => {
+      expect(previewElement.classList.add).toHaveBeenCalledWith('preview');
+    });
+
+    it('should call .renderTemplate', () => {
+      expect(balsamiqViewer.renderTemplate).toHaveBeenCalledWith(preview);
+    });
+
+    it('should set .innerHTML', () => {
+      expect(previewElement.innerHTML).toBe(innerHTML);
+    });
+
+    it('should return element', () => {
+      expect(renderPreview).toBe(previewElement);
+    });
+  });
+
+  describe('renderTemplate', () => {
+    let preview;
+    let name;
+    let resource;
+    let template;
+    let renderTemplate;
+
+    beforeEach(() => {
+      preview = { resourceID: 1, image: 'image' };
+      name = 'name';
+      resource = 'resource';
+      template = `
+        <div class="card">
+          <div class="card-header">name</div>
+          <div class="card-body">
+            <img class="img-thumbnail" src="data:image/png;base64,image"/>
+          </div>
+        </div>
+      `;
+
+      balsamiqViewer = {
+        getResource: jest.fn(),
+      };
+
+      jest.spyOn(BalsamiqViewer, 'parseTitle').mockReturnValue(name);
+      balsamiqViewer.getResource.mockReturnValue(resource);
+
+      renderTemplate = BalsamiqViewer.prototype.renderTemplate.call(balsamiqViewer, preview);
+    });
+
+    it('should call .getResource', () => {
+      expect(balsamiqViewer.getResource).toHaveBeenCalledWith(preview.resourceID);
+    });
+
+    it('should call .parseTitle', () => {
+      expect(BalsamiqViewer.parseTitle).toHaveBeenCalledWith(resource);
+    });
+
+    it('should return the template string', () => {
+      expect(renderTemplate.replace(/\s/g, '')).toEqual(template.replace(/\s/g, ''));
+    });
+  });
+
+  describe('parsePreview', () => {
+    let preview;
+    let parsePreview;
+
+    beforeEach(() => {
+      preview = ['{}', '{ "id": 1 }'];
+
+      jest.spyOn(JSON, 'parse');
+
+      parsePreview = BalsamiqViewer.parsePreview(preview);
+    });
+
+    ClassSpecHelper.itShouldBeAStaticMethod(BalsamiqViewer, 'parsePreview');
+
+    it('should return the parsed JSON', () => {
+      expect(parsePreview).toEqual(JSON.parse('{ "id": 1 }'));
+    });
+  });
+
+  describe('parseTitle', () => {
+    let title;
+    let parseTitle;
+
+    beforeEach(() => {
+      title = { values: [['{}', '{}', '{"name":"name"}']] };
+
+      jest.spyOn(JSON, 'parse');
+
+      parseTitle = BalsamiqViewer.parseTitle(title);
+    });
+
+    ClassSpecHelper.itShouldBeAStaticMethod(BalsamiqViewer, 'parsePreview');
+
+    it('should return the name value', () => {
+      expect(parseTitle).toBe('name');
+    });
+  });
+});
diff --git a/spec/frontend/boards/boards_store_spec.js b/spec/frontend/boards/boards_store_spec.js
index 2dc9039bc9d..5c5315fd465 100644
--- a/spec/frontend/boards/boards_store_spec.js
+++ b/spec/frontend/boards/boards_store_spec.js
@@ -440,23 +440,6 @@ describe('boardsStore', () => {
     });
   });
 
-  describe('allBoards', () => {
-    const url = `${endpoints.boardsEndpoint}.json`;
-
-    it('makes a request to fetch all boards', () => {
-      axiosMock.onGet(url).replyOnce(200, dummyResponse);
-      const expectedResponse = expect.objectContaining({ data: dummyResponse });
-
-      return expect(boardsStore.allBoards()).resolves.toEqual(expectedResponse);
-    });
-
-    it('fails for error response', () => {
-      axiosMock.onGet(url).replyOnce(500);
-
-      return expect(boardsStore.allBoards()).rejects.toThrow();
-    });
-  });
-
   describe('recentBoards', () => {
     const url = `${endpoints.recentBoardsEndpoint}.json`;
 
diff --git a/spec/frontend/boards/components/boards_selector_spec.js b/spec/frontend/boards/components/boards_selector_spec.js
index 7723af07d8c..b1ae86c2d3f 100644
--- a/spec/frontend/boards/components/boards_selector_spec.js
+++ b/spec/frontend/boards/components/boards_selector_spec.js
@@ -1,6 +1,6 @@
-import Vue from 'vue';
+import { nextTick } from 'vue';
 import { mount } from '@vue/test-utils';
-import { GlDropdown } from '@gitlab/ui';
+import { GlDropdown, GlLoadingIcon } from '@gitlab/ui';
 import { TEST_HOST } from 'spec/test_constants';
 import BoardsSelector from '~/boards/components/boards_selector.vue';
 import boardsStore from '~/boards/stores/boards_store';
@@ -8,7 +8,8 @@ import boardsStore from '~/boards/stores/boards_store';
 const throttleDuration = 1;
 
 function boardGenerator(n) {
-  return new Array(n).fill().map((board, id) => {
+  return new Array(n).fill().map((board, index) => {
+    const id = `${index}`;
     const name = `board${id}`;
 
     return {
@@ -34,8 +35,17 @@ describe('BoardsSelector', () => {
 
   const getDropdownItems = () => wrapper.findAll('.js-dropdown-item');
   const getDropdownHeaders = () => wrapper.findAll('.dropdown-bold-header');
+  const getLoadingIcon = () => wrapper.find(GlLoadingIcon);
 
   beforeEach(() => {
+    const $apollo = {
+      queries: {
+        boards: {
+          loading: false,
+        },
+      },
+    };
+
     boardsStore.setEndpoints({
       boardsEndpoint: '',
       recentBoardsEndpoint: '',
@@ -45,7 +55,13 @@ describe('BoardsSelector', () => {
     });
 
     allBoardsResponse = Promise.resolve({
-      data: boards,
+      data: {
+        group: {
+          boards: {
+            edges: boards.map(board => ({ node: board })),
+          },
+        },
+      },
     });
     recentBoardsResponse = Promise.resolve({
       data: recentBoards,
@@ -54,8 +70,7 @@ describe('BoardsSelector', () => {
     boardsStore.allBoards = jest.fn(() => allBoardsResponse);
     boardsStore.recentBoards = jest.fn(() => recentBoardsResponse);
 
-    const Component = Vue.extend(BoardsSelector);
-    wrapper = mount(Component, {
+    wrapper = mount(BoardsSelector, {
       propsData: {
         throttleDuration,
         currentBoard: {
@@ -77,13 +92,18 @@ describe('BoardsSelector', () => {
         scopedIssueBoardFeatureEnabled: true,
         weights: [],
       },
+      mocks: { $apollo },
       attachToDocument: true,
     });
 
+    wrapper.vm.$apollo.addSmartQuery = jest.fn((_, options) => {
+      wrapper.setData({
+        [options.loadingKey]: true,
+      });
+    });
+
     // Emits gl-dropdown show event to simulate the dropdown is opened at initialization time
     wrapper.find(GlDropdown).vm.$emit('show');
-
-    return Promise.all([allBoardsResponse, recentBoardsResponse]).then(() => Vue.nextTick());
   });
 
   afterEach(() => {
@@ -91,64 +111,99 @@ describe('BoardsSelector', () => {
     wrapper = null;
   });
 
-  describe('filtering', () => {
-    it('shows all boards without filtering', () => {
-      expect(getDropdownItems().length).toBe(boards.length + recentBoards.length);
+  describe('loading', () => {
+    // we are testing loading state, so don't resolve responses until after the tests
+    afterEach(() => {
+      return Promise.all([allBoardsResponse, recentBoardsResponse]).then(() => nextTick());
     });
 
-    it('shows only matching boards when filtering', () => {
-      const filterTerm = 'board1';
-      const expectedCount = boards.filter(board => board.name.includes(filterTerm)).length;
+    it('shows loading spinner', () => {
+      expect(getDropdownHeaders()).toHaveLength(0);
+      expect(getDropdownItems()).toHaveLength(0);
+      expect(getLoadingIcon().exists()).toBe(true);
+    });
+  });
 
-      fillSearchBox(filterTerm);
+  describe('loaded', () => {
+    beforeEach(() => {
+      return Promise.all([allBoardsResponse, recentBoardsResponse]).then(() => nextTick());
+    });
 
-      return Vue.nextTick().then(() => {
-        expect(getDropdownItems().length).toBe(expectedCount);
-      });
+    it('hides loading spinner', () => {
+      expect(getLoadingIcon().exists()).toBe(false);
     });
 
-    it('shows message if there are no matching boards', () => {
-      fillSearchBox('does not exist');
+    describe('filtering', () => {
+      beforeEach(() => {
+        wrapper.setData({
+          boards,
+        });
 
-      return Vue.nextTick().then(() => {
-        expect(getDropdownItems().length).toBe(0);
-        expect(wrapper.text().includes('No matching boards found')).toBe(true);
+        return nextTick();
       });
-    });
-  });
 
-  describe('recent boards section', () => {
-    it('shows only when boards are greater than 10', () => {
-      const expectedCount = 2; // Recent + All
+      it('shows all boards without filtering', () => {
+        expect(getDropdownItems()).toHaveLength(boards.length + recentBoards.length);
+      });
 
-      expect(getDropdownHeaders().length).toBe(expectedCount);
-    });
+      it('shows only matching boards when filtering', () => {
+        const filterTerm = 'board1';
+        const expectedCount = boards.filter(board => board.name.includes(filterTerm)).length;
 
-    it('does not show when boards are less than 10', () => {
-      wrapper.setData({
-        boards: boards.slice(0, 5),
+        fillSearchBox(filterTerm);
+
+        return nextTick().then(() => {
+          expect(getDropdownItems()).toHaveLength(expectedCount);
+        });
       });
 
-      return Vue.nextTick().then(() => {
-        expect(getDropdownHeaders().length).toBe(0);
+      it('shows message if there are no matching boards', () => {
+        fillSearchBox('does not exist');
+
+        return nextTick().then(() => {
+          expect(getDropdownItems()).toHaveLength(0);
+          expect(wrapper.text().includes('No matching boards found')).toBe(true);
+        });
       });
     });
 
-    it('does not show when recentBoards api returns empty array', () => {
-      wrapper.setData({
-        recentBoards: [],
+    describe('recent boards section', () => {
+      it('shows only when boards are greater than 10', () => {
+        wrapper.setData({
+          boards,
+        });
+
+        return nextTick().then(() => {
+          expect(getDropdownHeaders()).toHaveLength(2);
+        });
       });
 
-      return Vue.nextTick().then(() => {
-        expect(getDropdownHeaders().length).toBe(0);
+      it('does not show when boards are less than 10', () => {
+        wrapper.setData({
+          boards: boards.slice(0, 5),
+        });
+
+        return nextTick().then(() => {
+          expect(getDropdownHeaders()).toHaveLength(0);
+        });
+      });
+
+      it('does not show when recentBoards api returns empty array', () => {
+        wrapper.setData({
+          recentBoards: [],
+        });
+
+        return nextTick().then(() => {
+          expect(getDropdownHeaders()).toHaveLength(0);
+        });
       });
-    });
 
-    it('does not show when search is active', () => {
-      fillSearchBox('Random string');
+      it('does not show when search is active', () => {
+        fillSearchBox('Random string');
 
-      return Vue.nextTick().then(() => {
-        expect(getDropdownHeaders().length).toBe(0);
+        return nextTick().then(() => {
+          expect(getDropdownHeaders()).toHaveLength(0);
+        });
       });
     });
   });
diff --git a/spec/frontend/pages/projects/shared/permissions/components/project_feature_settings_spec.js b/spec/frontend/pages/projects/shared/permissions/components/project_feature_settings_spec.js
new file mode 100644
index 00000000000..8ab5426a005
--- /dev/null
+++ b/spec/frontend/pages/projects/shared/permissions/components/project_feature_settings_spec.js
@@ -0,0 +1,124 @@
+import { mount, shallowMount } from '@vue/test-utils';
+
+import projectFeatureSetting from '~/pages/projects/shared/permissions/components/project_feature_setting.vue';
+import projectFeatureToggle from '~/vue_shared/components/toggle_button.vue';
+
+describe('Project Feature Settings', () => {
+  const defaultProps = {
+    name: 'Test',
+    options: [[1, 1], [2, 2], [3, 3], [4, 4], [5, 5]],
+    value: 1,
+    disabledInput: false,
+  };
+  let wrapper;
+
+  const mountComponent = customProps => {
+    const propsData = { ...defaultProps, ...customProps };
+    return shallowMount(projectFeatureSetting, { propsData });
+  };
+
+  beforeEach(() => {
+    wrapper = mountComponent();
+  });
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  describe('Hidden name input', () => {
+    it('should set the hidden name input if the name exists', () => {
+      expect(wrapper.find({ name: 'Test' }).props().value).toBe(1);
+    });
+
+    it('should not set the hidden name input if the name does not exist', () => {
+      wrapper.setProps({ name: null });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find({ name: 'Test' }).exists()).toBe(false);
+      });
+    });
+  });
+
+  describe('Feature toggle', () => {
+    it('should enable the feature toggle if the value is not 0', () => {
+      expect(wrapper.find(projectFeatureToggle).props().value).toBe(true);
+    });
+
+    it('should enable the feature toggle if the value is less than 0', () => {
+      wrapper.setProps({ value: -1 });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find(projectFeatureToggle).props().value).toBe(true);
+      });
+    });
+
+    it('should disable the feature toggle if the value is 0', () => {
+      wrapper.setProps({ value: 0 });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find(projectFeatureToggle).props().value).toBe(false);
+      });
+    });
+
+    it('should disable the feature toggle if disabledInput is set', () => {
+      wrapper.setProps({ disabledInput: true });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find(projectFeatureToggle).props().disabledInput).toBe(true);
+      });
+    });
+
+    it('should emit a change event when the feature toggle changes', () => {
+      // Needs to be fully mounted to be able to trigger the click event on the internal button
+      wrapper = mount(projectFeatureSetting, { propsData: defaultProps });
+
+      expect(wrapper.emitted().change).toBeUndefined();
+      wrapper
+        .find(projectFeatureToggle)
+        .find('button')
+        .trigger('click');
+
+      return wrapper.vm.$nextTick().then(() => {
+        expect(wrapper.emitted().change.length).toBe(1);
+        expect(wrapper.emitted().change[0]).toEqual([0]);
+      });
+    });
+  });
+
+  describe('Project repo select', () => {
+    it.each`
+      disabledInput | value | options                     | isDisabled
+      ${true}       | ${0}  | ${[[1, 1]]}                 | ${true}
+      ${true}       | ${1}  | ${[[1, 1], [2, 2], [3, 3]]} | ${true}
+      ${false}      | ${0}  | ${[[1, 1], [2, 2], [3, 3]]} | ${true}
+      ${false}      | ${1}  | ${[[1, 1]]}                 | ${true}
+      ${false}      | ${1}  | ${[[1, 1], [2, 2], [3, 3]]} | ${false}
+    `(
+      'should set disabled to $isDisabled when disabledInput is $disabledInput, the value is $value and options are $options',
+      ({ disabledInput, value, options, isDisabled }) => {
+        wrapper.setProps({ disabledInput, value, options });
+
+        return wrapper.vm.$nextTick(() => {
+          if (isDisabled) {
+            expect(wrapper.find('select').attributes().disabled).toEqual('disabled');
+          } else {
+            expect(wrapper.find('select').attributes().disabled).toBeUndefined();
+          }
+        });
+      },
+    );
+
+    it('should emit the change when a new option is selected', () => {
+      expect(wrapper.emitted().change).toBeUndefined();
+      wrapper
+        .findAll('option')
+        .at(1)
+        .trigger('change');
+
+      return wrapper.vm.$nextTick().then(() => {
+        expect(wrapper.emitted().change.length).toBe(1);
+        expect(wrapper.emitted().change[0]).toEqual([2]);
+      });
+    });
+  });
+});
diff --git a/spec/frontend/pages/projects/shared/permissions/components/project_setting_row_spec.js b/spec/frontend/pages/projects/shared/permissions/components/project_setting_row_spec.js
new file mode 100644
index 00000000000..7cbcbdcdd1f
--- /dev/null
+++ b/spec/frontend/pages/projects/shared/permissions/components/project_setting_row_spec.js
@@ -0,0 +1,63 @@
+import { shallowMount } from '@vue/test-utils';
+
+import projectSettingRow from '~/pages/projects/shared/permissions/components/project_setting_row.vue';
+
+describe('Project Setting Row', () => {
+  let wrapper;
+
+  const mountComponent = (customProps = {}) => {
+    const propsData = { ...customProps };
+    return shallowMount(projectSettingRow, { propsData });
+  };
+
+  beforeEach(() => {
+    wrapper = mountComponent();
+  });
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  it('should show the label if it is set', () => {
+    wrapper.setProps({ label: 'Test label' });
+
+    return wrapper.vm.$nextTick(() => {
+      expect(wrapper.find('label').text()).toEqual('Test label');
+    });
+  });
+
+  it('should hide the label if it is not set', () => {
+    expect(wrapper.find('label').exists()).toBe(false);
+  });
+
+  it('should show the help icon with the correct help path if it is set', () => {
+    wrapper.setProps({ label: 'Test label', helpPath: '/123' });
+
+    return wrapper.vm.$nextTick(() => {
+      const link = wrapper.find('a');
+
+      expect(link.exists()).toBe(true);
+      expect(link.attributes().href).toEqual('/123');
+    });
+  });
+
+  it('should hide the help icon if no help path is set', () => {
+    wrapper.setProps({ label: 'Test label' });
+
+    return wrapper.vm.$nextTick(() => {
+      expect(wrapper.find('a').exists()).toBe(false);
+    });
+  });
+
+  it('should show the help text if it is set', () => {
+    wrapper.setProps({ helpText: 'Test text' });
+
+    return wrapper.vm.$nextTick(() => {
+      expect(wrapper.find('span').text()).toEqual('Test text');
+    });
+  });
+
+  it('should hide the help text if it is set', () => {
+    expect(wrapper.find('span').exists()).toBe(false);
+  });
+});
diff --git a/spec/frontend/pages/projects/shared/permissions/components/settings_panel_spec.js b/spec/frontend/pages/projects/shared/permissions/components/settings_panel_spec.js
new file mode 100644
index 00000000000..c304dfd2048
--- /dev/null
+++ b/spec/frontend/pages/projects/shared/permissions/components/settings_panel_spec.js
@@ -0,0 +1,434 @@
+import { shallowMount } from '@vue/test-utils';
+
+import settingsPanel from '~/pages/projects/shared/permissions/components/settings_panel.vue';
+import {
+  featureAccessLevel,
+  visibilityLevelDescriptions,
+  visibilityOptions,
+} from '~/pages/projects/shared/permissions/constants';
+
+const defaultProps = {
+  currentSettings: {
+    visibilityLevel: 10,
+    requestAccessEnabled: true,
+    issuesAccessLevel: 20,
+    repositoryAccessLevel: 20,
+    forkingAccessLevel: 20,
+    mergeRequestsAccessLevel: 20,
+    buildsAccessLevel: 20,
+    wikiAccessLevel: 20,
+    snippetsAccessLevel: 20,
+    pagesAccessLevel: 10,
+    containerRegistryEnabled: true,
+    lfsEnabled: true,
+    emailsDisabled: false,
+    packagesEnabled: true,
+  },
+  canDisableEmails: true,
+  canChangeVisibilityLevel: true,
+  allowedVisibilityOptions: [0, 10, 20],
+  visibilityHelpPath: '/help/public_access/public_access',
+  registryAvailable: false,
+  registryHelpPath: '/help/user/packages/container_registry/index',
+  lfsAvailable: true,
+  lfsHelpPath: '/help/workflow/lfs/manage_large_binaries_with_git_lfs',
+  pagesAvailable: true,
+  pagesAccessControlEnabled: false,
+  pagesAccessControlForced: false,
+  pagesHelpPath: '/help/user/project/pages/introduction#gitlab-pages-access-control-core',
+  packagesAvailable: false,
+  packagesHelpPath: '/help/user/packages/index',
+};
+
+describe('Settings Panel', () => {
+  let wrapper;
+
+  const mountComponent = customProps => {
+    const propsData = { ...defaultProps, ...customProps };
+    return shallowMount(settingsPanel, { propsData });
+  };
+
+  const overrideCurrentSettings = (currentSettingsProps, extraProps = {}) => {
+    return mountComponent({
+      ...extraProps,
+      currentSettings: {
+        ...defaultProps.currentSettings,
+        ...currentSettingsProps,
+      },
+    });
+  };
+
+  beforeEach(() => {
+    wrapper = mountComponent();
+  });
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  describe('Project Visibility', () => {
+    it('should set the project visibility help path', () => {
+      expect(wrapper.find({ ref: 'project-visibility-settings' }).props().helpPath).toBe(
+        defaultProps.visibilityHelpPath,
+      );
+    });
+
+    it('should not disable the visibility level dropdown', () => {
+      wrapper.setProps({ canChangeVisibilityLevel: true });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(
+          wrapper.find('[name="project[visibility_level]"]').attributes().disabled,
+        ).toBeUndefined();
+      });
+    });
+
+    it('should disable the visibility level dropdown', () => {
+      wrapper.setProps({ canChangeVisibilityLevel: false });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find('[name="project[visibility_level]"]').attributes().disabled).toBe(
+          'disabled',
+        );
+      });
+    });
+
+    it.each`
+      option                        | allowedOptions                                                                       | disabled
+      ${visibilityOptions.PRIVATE}  | ${[visibilityOptions.PRIVATE, visibilityOptions.INTERNAL, visibilityOptions.PUBLIC]} | ${false}
+      ${visibilityOptions.PRIVATE}  | ${[visibilityOptions.INTERNAL, visibilityOptions.PUBLIC]}                            | ${true}
+      ${visibilityOptions.INTERNAL} | ${[visibilityOptions.PRIVATE, visibilityOptions.INTERNAL, visibilityOptions.PUBLIC]} | ${false}
+      ${visibilityOptions.INTERNAL} | ${[visibilityOptions.PRIVATE, visibilityOptions.PUBLIC]}                             | ${true}
+      ${visibilityOptions.PUBLIC}   | ${[visibilityOptions.PRIVATE, visibilityOptions.INTERNAL, visibilityOptions.PUBLIC]} | ${false}
+      ${visibilityOptions.PUBLIC}   | ${[visibilityOptions.PRIVATE, visibilityOptions.INTERNAL]}                           | ${true}
+    `(
+      'sets disabled to $disabled for the visibility option $option when given $allowedOptions',
+      ({ option, allowedOptions, disabled }) => {
+        wrapper.setProps({ allowedVisibilityOptions: allowedOptions });
+
+        return wrapper.vm.$nextTick(() => {
+          const attributeValue = wrapper
+            .find(`[name="project[visibility_level]"] option[value="${option}"]`)
+            .attributes().disabled;
+
+          if (disabled) {
+            expect(attributeValue).toBe('disabled');
+          } else {
+            expect(attributeValue).toBeUndefined();
+          }
+        });
+      },
+    );
+
+    it('should set the visibility level description based upon the selected visibility level', () => {
+      wrapper.find('[name="project[visibility_level]"]').setValue(visibilityOptions.INTERNAL);
+
+      expect(wrapper.find({ ref: 'project-visibility-settings' }).text()).toContain(
+        visibilityLevelDescriptions[visibilityOptions.INTERNAL],
+      );
+    });
+
+    it('should show the request access checkbox if the visibility level is not private', () => {
+      wrapper = overrideCurrentSettings({ visibilityLevel: visibilityOptions.INTERNAL });
+
+      expect(wrapper.find('[name="project[request_access_enabled]"]').exists()).toBe(true);
+    });
+
+    it('should not show the request access checkbox if the visibility level is private', () => {
+      wrapper = overrideCurrentSettings({ visibilityLevel: visibilityOptions.PRIVATE });
+
+      expect(wrapper.find('[name="project[request_access_enabled]"]').exists()).toBe(false);
+    });
+  });
+
+  describe('Repository', () => {
+    it('should set the repository help text when the visibility level is set to private', () => {
+      wrapper = overrideCurrentSettings({ visibilityLevel: visibilityOptions.PRIVATE });
+
+      expect(wrapper.find({ ref: 'repository-settings' }).props().helpText).toEqual(
+        'View and edit files in this project',
+      );
+    });
+
+    it('should set the repository help text with a read access warning when the visibility level is set to non-private', () => {
+      wrapper = overrideCurrentSettings({ visibilityLevel: visibilityOptions.PUBLIC });
+
+      expect(wrapper.find({ ref: 'repository-settings' }).props().helpText).toEqual(
+        'View and edit files in this project. Non-project members will only have read access',
+      );
+    });
+  });
+
+  describe('Merge requests', () => {
+    it('should enable the merge requests access level input when the repository is enabled', () => {
+      wrapper = overrideCurrentSettings({ repositoryAccessLevel: featureAccessLevel.EVERYONE });
+
+      expect(
+        wrapper
+          .find('[name="project[project_feature_attributes][merge_requests_access_level]"]')
+          .props().disabledInput,
+      ).toEqual(false);
+    });
+
+    it('should disable the merge requests access level input when the repository is disabled', () => {
+      wrapper = overrideCurrentSettings({ repositoryAccessLevel: featureAccessLevel.NOT_ENABLED });
+
+      expect(
+        wrapper
+          .find('[name="project[project_feature_attributes][merge_requests_access_level]"]')
+          .props().disabledInput,
+      ).toEqual(true);
+    });
+  });
+
+  describe('Forks', () => {
+    it('should enable the forking access level input when the repository is enabled', () => {
+      wrapper = overrideCurrentSettings({ repositoryAccessLevel: featureAccessLevel.EVERYONE });
+
+      expect(
+        wrapper.find('[name="project[project_feature_attributes][forking_access_level]"]').props()
+          .disabledInput,
+      ).toEqual(false);
+    });
+
+    it('should disable the forking access level input when the repository is disabled', () => {
+      wrapper = overrideCurrentSettings({ repositoryAccessLevel: featureAccessLevel.NOT_ENABLED });
+
+      expect(
+        wrapper.find('[name="project[project_feature_attributes][forking_access_level]"]').props()
+          .disabledInput,
+      ).toEqual(true);
+    });
+  });
+
+  describe('Pipelines', () => {
+    it('should enable the builds access level input when the repository is enabled', () => {
+      wrapper = overrideCurrentSettings({ repositoryAccessLevel: featureAccessLevel.EVERYONE });
+
+      expect(
+        wrapper.find('[name="project[project_feature_attributes][builds_access_level]"]').props()
+          .disabledInput,
+      ).toEqual(false);
+    });
+
+    it('should disable the builds access level input when the repository is disabled', () => {
+      wrapper = overrideCurrentSettings({ repositoryAccessLevel: featureAccessLevel.NOT_ENABLED });
+
+      expect(
+        wrapper.find('[name="project[project_feature_attributes][builds_access_level]"]').props()
+          .disabledInput,
+      ).toEqual(true);
+    });
+  });
+
+  describe('Container registry', () => {
+    it('should show the container registry settings if the registry is available', () => {
+      wrapper.setProps({ registryAvailable: true });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find({ ref: 'container-registry-settings' }).exists()).toBe(true);
+      });
+    });
+
+    it('should hide the container registry settings if the registry is not available', () => {
+      wrapper.setProps({ registryAvailable: false });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find({ ref: 'container-registry-settings' }).exists()).toBe(false);
+      });
+    });
+
+    it('should set the container registry settings help path', () => {
+      wrapper.setProps({ registryAvailable: true });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find({ ref: 'container-registry-settings' }).props().helpPath).toBe(
+          defaultProps.registryHelpPath,
+        );
+      });
+    });
+
+    it('should show the container registry public note if the visibility level is public and the registry is available', () => {
+      wrapper = overrideCurrentSettings(
+        { visibilityLevel: visibilityOptions.PUBLIC },
+        { registryAvailable: true },
+      );
+
+      expect(wrapper.find({ ref: 'container-registry-settings' }).text()).toContain(
+        'Note: the container registry is always visible when a project is public',
+      );
+    });
+
+    it('should hide the container registry public note if the visibility level is private and the registry is available', () => {
+      wrapper = overrideCurrentSettings(
+        { visibilityLevel: visibilityOptions.PRIVATE },
+        { registryAvailable: true },
+      );
+
+      expect(wrapper.find({ ref: 'container-registry-settings' }).text()).not.toContain(
+        'Note: the container registry is always visible when a project is public',
+      );
+    });
+
+    it('should enable the container registry input when the repository is enabled', () => {
+      wrapper = overrideCurrentSettings(
+        { repositoryAccessLevel: featureAccessLevel.EVERYONE },
+        { registryAvailable: true },
+      );
+
+      expect(
+        wrapper.find('[name="project[container_registry_enabled]"]').props().disabledInput,
+      ).toEqual(false);
+    });
+
+    it('should disable the container registry input when the repository is disabled', () => {
+      wrapper = overrideCurrentSettings(
+        { repositoryAccessLevel: featureAccessLevel.NOT_ENABLED },
+        { registryAvailable: true },
+      );
+
+      expect(
+        wrapper.find('[name="project[container_registry_enabled]"]').props().disabledInput,
+      ).toEqual(true);
+    });
+  });
+
+  describe('Git Large File Storage', () => {
+    it('should show the LFS settings if LFS is available', () => {
+      wrapper.setProps({ lfsAvailable: true });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find({ ref: 'git-lfs-settings' }).exists()).toEqual(true);
+      });
+    });
+
+    it('should hide the LFS settings if LFS is not available', () => {
+      wrapper.setProps({ lfsAvailable: false });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find({ ref: 'git-lfs-settings' }).exists()).toEqual(false);
+      });
+    });
+
+    it('should set the LFS settings help path', () => {
+      expect(wrapper.find({ ref: 'git-lfs-settings' }).props().helpPath).toBe(
+        defaultProps.lfsHelpPath,
+      );
+    });
+
+    it('should enable the LFS input when the repository is enabled', () => {
+      wrapper = overrideCurrentSettings(
+        { repositoryAccessLevel: featureAccessLevel.EVERYONE },
+        { lfsAvailable: true },
+      );
+
+      expect(wrapper.find('[name="project[lfs_enabled]"]').props().disabledInput).toEqual(false);
+    });
+
+    it('should disable the LFS input when the repository is disabled', () => {
+      wrapper = overrideCurrentSettings(
+        { repositoryAccessLevel: featureAccessLevel.NOT_ENABLED },
+        { lfsAvailable: true },
+      );
+
+      expect(wrapper.find('[name="project[lfs_enabled]"]').props().disabledInput).toEqual(true);
+    });
+  });
+
+  describe('Packages', () => {
+    it('should show the packages settings if packages are available', () => {
+      wrapper.setProps({ packagesAvailable: true });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find({ ref: 'package-settings' }).exists()).toEqual(true);
+      });
+    });
+
+    it('should hide the packages settings if packages are not available', () => {
+      wrapper.setProps({ packagesAvailable: false });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find({ ref: 'package-settings' }).exists()).toEqual(false);
+      });
+    });
+
+    it('should set the package settings help path', () => {
+      wrapper.setProps({ packagesAvailable: true });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find({ ref: 'package-settings' }).props().helpPath).toBe(
+          defaultProps.packagesHelpPath,
+        );
+      });
+    });
+
+    it('should enable the packages input when the repository is enabled', () => {
+      wrapper = overrideCurrentSettings(
+        { repositoryAccessLevel: featureAccessLevel.EVERYONE },
+        { packagesAvailable: true },
+      );
+
+      expect(wrapper.find('[name="project[packages_enabled]"]').props().disabledInput).toEqual(
+        false,
+      );
+    });
+
+    it('should disable the packages input when the repository is disabled', () => {
+      wrapper = overrideCurrentSettings(
+        { repositoryAccessLevel: featureAccessLevel.NOT_ENABLED },
+        { packagesAvailable: true },
+      );
+
+      expect(wrapper.find('[name="project[packages_enabled]"]').props().disabledInput).toEqual(
+        true,
+      );
+    });
+  });
+
+  describe('Pages', () => {
+    it.each`
+      pagesAvailable | pagesAccessControlEnabled | visibility
+      ${true}        | ${true}                   | ${'show'}
+      ${true}        | ${false}                  | ${'hide'}
+      ${false}       | ${true}                   | ${'hide'}
+      ${false}       | ${false}                  | ${'hide'}
+    `(
+      'should $visibility the page settings if pagesAvailable is $pagesAvailable and pagesAccessControlEnabled is $pagesAccessControlEnabled',
+      ({ pagesAvailable, pagesAccessControlEnabled, visibility }) => {
+        wrapper.setProps({ pagesAvailable, pagesAccessControlEnabled });
+
+        return wrapper.vm.$nextTick(() => {
+          expect(wrapper.find({ ref: 'pages-settings' }).exists()).toBe(visibility === 'show');
+        });
+      },
+    );
+
+    it('should set the pages settings help path', () => {
+      wrapper.setProps({ pagesAvailable: true, pagesAccessControlEnabled: true });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find({ ref: 'pages-settings' }).props().helpPath).toBe(
+          defaultProps.pagesHelpPath,
+        );
+      });
+    });
+  });
+
+  describe('Email notifications', () => {
+    it('should show the disable email notifications input if emails an be disabled', () => {
+      wrapper.setProps({ canDisableEmails: true });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find({ ref: 'email-settings' }).exists()).toBe(true);
+      });
+    });
+
+    it('should hide the disable email notifications input if emails cannot be disabled', () => {
+      wrapper.setProps({ canDisableEmails: false });
+
+      return wrapper.vm.$nextTick(() => {
+        expect(wrapper.find({ ref: 'email-settings' }).exists()).toBe(false);
+      });
+    });
+  });
+});
diff --git a/spec/frontend/snippets/components/__snapshots__/snippet_description_edit_spec.js.snap b/spec/frontend/snippets/components/__snapshots__/snippet_description_edit_spec.js.snap
new file mode 100644
index 00000000000..3c3f9764f64
--- /dev/null
+++ b/spec/frontend/snippets/components/__snapshots__/snippet_description_edit_spec.js.snap
@@ -0,0 +1,48 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`Snippet Description Edit component rendering matches the snapshot 1`] = `
+<div
+  class="form-group js-description-input"
+>
+  <label>
+    Description (optional)
+  </label>
+   
+  <div
+    class="js-collapsible-input"
+  >
+    <div
+      class="js-collapsed d-none"
+    >
+      <gl-form-input-stub
+        class="form-control"
+        data-qa-selector="description_placeholder"
+        placeholder="Optionally add a description about what your snippet does or how to use it…"
+      />
+    </div>
+     
+    <markdown-field-stub
+      addspacingclasses="true"
+      canattachfile="true"
+      class="js-expanded"
+      enableautocomplete="true"
+      helppagepath=""
+      markdowndocspath="help/"
+      markdownpreviewpath="foo/"
+      note="[object Object]"
+      quickactionsdocspath=""
+      textareavalue=""
+    >
+      <textarea
+        aria-label="Description"
+        class="note-textarea js-gfm-input js-autosize markdown-area
+          qa-description-textarea"
+        data-supports-quick-actions="false"
+        dir="auto"
+        id="snippet-description"
+        placeholder="Write a comment or drag your files here…"
+      />
+    </markdown-field-stub>
+  </div>
+</div>
+`;
diff --git a/spec/frontend/snippets/components/snippet_description_edit_spec.js b/spec/frontend/snippets/components/snippet_description_edit_spec.js
new file mode 100644
index 00000000000..167489dc004
--- /dev/null
+++ b/spec/frontend/snippets/components/snippet_description_edit_spec.js
@@ -0,0 +1,52 @@
+import SnippetDescriptionEdit from '~/snippets/components/snippet_description_edit.vue';
+import { shallowMount } from '@vue/test-utils';
+
+describe('Snippet Description Edit component', () => {
+  let wrapper;
+  const defaultDescription = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit.';
+  const markdownPreviewPath = 'foo/';
+  const markdownDocsPath = 'help/';
+
+  function createComponent(description = defaultDescription) {
+    wrapper = shallowMount(SnippetDescriptionEdit, {
+      propsData: {
+        description,
+        markdownPreviewPath,
+        markdownDocsPath,
+      },
+    });
+  }
+
+  function isHidden(sel) {
+    return wrapper.find(sel).classes('d-none');
+  }
+
+  beforeEach(() => {
+    createComponent();
+  });
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  describe('rendering', () => {
+    it('matches the snapshot', () => {
+      expect(wrapper.element).toMatchSnapshot();
+    });
+
+    it('renders the field expanded when description exists', () => {
+      expect(wrapper.find('.js-collapsed').classes('d-none')).toBe(true);
+      expect(wrapper.find('.js-expanded').classes('d-none')).toBe(false);
+
+      expect(isHidden('.js-collapsed')).toBe(true);
+      expect(isHidden('.js-expanded')).toBe(false);
+    });
+
+    it('renders the field collapsed if there is no description yet', () => {
+      createComponent('');
+
+      expect(isHidden('.js-collapsed')).toBe(false);
+      expect(isHidden('.js-expanded')).toBe(true);
+    });
+  });
+});
diff --git a/spec/frontend/vue_mr_widget/mr_widget_options_spec.js b/spec/frontend/vue_mr_widget/mr_widget_options_spec.js
index 5edf41b1ec6..ef95cb1b8f2 100644
--- a/spec/frontend/vue_mr_widget/mr_widget_options_spec.js
+++ b/spec/frontend/vue_mr_widget/mr_widget_options_spec.js
@@ -259,16 +259,40 @@ describe('mrWidgetOptions', () => {
 
     describe('methods', () => {
       describe('checkStatus', () => {
-        it('should tell service to check status', () => {
+        let cb;
+        let isCbExecuted;
+
+        beforeEach(() => {
           jest.spyOn(vm.service, 'checkStatus').mockReturnValue(returnPromise(mockData));
           jest.spyOn(vm.mr, 'setData').mockImplementation(() => {});
           jest.spyOn(vm, 'handleNotification').mockImplementation(() => {});
 
-          let isCbExecuted = false;
-          const cb = () => {
+          isCbExecuted = false;
+          cb = () => {
             isCbExecuted = true;
           };
+        });
+
+        it('should not tell service to check status if document is not visible', () => {
+          Object.defineProperty(document, 'visibilityState', {
+            value: 'hidden',
+            configurable: true,
+          });
+          vm.checkStatus(cb);
+
+          return vm.$nextTick().then(() => {
+            expect(vm.service.checkStatus).not.toHaveBeenCalled();
+            expect(vm.mr.setData).not.toHaveBeenCalled();
+            expect(vm.handleNotification).not.toHaveBeenCalled();
+            expect(isCbExecuted).toBeFalsy();
+            Object.defineProperty(document, 'visibilityState', {
+              value: 'visible',
+              configurable: true,
+            });
+          });
+        });
 
+        it('should tell service to check status if document is visible', () => {
           vm.checkStatus(cb);
 
           return vm.$nextTick().then(() => {