more specs!

app/assets/javascripts/ide/stores/actions/merge_request.js

@@ -10,8 +10,7 @@ export const getMergeRequestData = (
     if (!state.projects[projectId].mergeRequests[mergeRequestId] || force) {
       service
         .getProjectMergeRequestData(projectId, mergeRequestId)
-        .then(res => res.data)
-        .then(data => {
+        .then(({ data }) => {
           commit(types.SET_MERGE_REQUEST, {
             projectPath: projectId,
             mergeRequestId,
@@ -45,8 +44,7 @@ export const getMergeRequestChanges = (
     if (!state.projects[projectId].mergeRequests[mergeRequestId].changes.length || force) {
       service
         .getProjectMergeRequestChanges(projectId, mergeRequestId)
-        .then(res => res.data)
-        .then(data => {
+        .then(({ data }) => {
           commit(types.SET_MERGE_REQUEST_CHANGES, {
             projectPath: projectId,
             mergeRequestId,

spec/javascripts/ide/stores/actions/merge_request_spec.js

+import MockAdapter from 'axios-mock-adapter';
+import axios from '~/lib/utils/axios_utils';
 import store from '~/ide/stores';
+import {
+  getMergeRequestData,
+  getMergeRequestChanges,
+  getMergeRequestVersions,
+} from '~/ide/stores/actions/merge_request';
 import service from '~/ide/services';
 import { resetStore } from '../../helpers';
 
 describe('IDE store merge request actions', () => {
+  let mock;
+
   beforeEach(() => {
+    mock = new MockAdapter(axios);
+
     store.state.projects.abcproject = {
       mergeRequests: {},
     };
   });
 
   afterEach(() => {
+    mock.restore();
     resetStore(store);
   });
 
   describe('getMergeRequestData', () => {
+    describe('success', () => {
       beforeEach(() => {
-      spyOn(service, 'getProjectMergeRequestData').and.returnValue(
-        Promise.resolve({ data: { title: 'mergerequest' } }),
-      );
+        spyOn(service, 'getProjectMergeRequestData').and.callThrough();
+
+        mock
+          .onGet(/api\/(.*)\/projects\/abcproject\/merge_requests\/1/)
+          .reply(200, { title: 'mergerequest' });
       });
 
       it('calls getProjectMergeRequestData service method', done => {
@@ -44,15 +59,55 @@ describe('IDE store merge request actions', () => {
       });
     });
 
-  describe('getMergeRequestChanges', () => {
+    describe('error', () => {
       beforeEach(() => {
-      spyOn(service, 'getProjectMergeRequestChanges').and.returnValue(
-        Promise.resolve({ data: { title: 'mergerequest' } }),
-      );
+        mock.onGet(/api\/(.*)\/projects\/abcproject\/merge_requests\/1/).networkError();
+      });
+
+      it('dispatches error action', done => {
+        const dispatch = jasmine.createSpy('dispatch');
+
+        getMergeRequestData(
+          {
+            commit() {},
+            dispatch,
+            state: store.state,
+          },
+          { projectId: 'abcproject', mergeRequestId: 1 },
+        )
+          .then(done.fail)
+          .catch(() => {
+            expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
+              text: 'An error occured whilst loading the merge request.',
+              action: jasmine.any(Function),
+              actionText: 'Please try again',
+              actionPayload: {
+                projectId: 'abcproject',
+                mergeRequestId: 1,
+                force: false,
+              },
+            });
+
+            done();
+          });
+      });
+    });
+  });
 
+  describe('getMergeRequestChanges', () => {
+    beforeEach(() => {
       store.state.projects.abcproject.mergeRequests['1'] = { changes: [] };
     });
 
+    describe('success', () => {
+      beforeEach(() => {
+        spyOn(service, 'getProjectMergeRequestChanges').and.callThrough();
+
+        mock
+          .onGet(/api\/(.*)\/projects\/abcproject\/merge_requests\/1\/changes/)
+          .reply(200, { title: 'mergerequest' });
+      });
+
       it('calls getProjectMergeRequestChanges service method', done => {
         store
           .dispatch('getMergeRequestChanges', { projectId: 'abcproject', mergeRequestId: 1 })
@@ -77,15 +132,54 @@ describe('IDE store merge request actions', () => {
       });
     });
 
-  describe('getMergeRequestVersions', () => {
+    describe('error', () => {
       beforeEach(() => {
-      spyOn(service, 'getProjectMergeRequestVersions').and.returnValue(
-        Promise.resolve({ data: [{ id: 789 }] }),
-      );
+        mock.onGet(/api\/(.*)\/projects\/abcproject\/merge_requests\/1\/changes/).networkError();
+      });
 
+      it('dispatches error action', done => {
+        const dispatch = jasmine.createSpy('dispatch');
+
+        getMergeRequestChanges(
+          {
+            commit() {},
+            dispatch,
+            state: store.state,
+          },
+          { projectId: 'abcproject', mergeRequestId: 1 },
+        )
+          .then(done.fail)
+          .catch(() => {
+            expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
+              text: 'An error occured whilst loading the merge request changes.',
+              action: jasmine.any(Function),
+              actionText: 'Please try again',
+              actionPayload: {
+                projectId: 'abcproject',
+                mergeRequestId: 1,
+                force: false,
+              },
+            });
+
+            done();
+          });
+      });
+    });
+  });
+
+  describe('getMergeRequestVersions', () => {
+    beforeEach(() => {
       store.state.projects.abcproject.mergeRequests['1'] = { versions: [] };
     });
 
+    describe('success', () => {
+      beforeEach(() => {
+        mock
+          .onGet(/api\/(.*)\/projects\/abcproject\/merge_requests\/1\/versions/)
+          .reply(200, [{ id: 789 }]);
+        spyOn(service, 'getProjectMergeRequestVersions').and.callThrough();
+      });
+
       it('calls getProjectMergeRequestVersions service method', done => {
         store
           .dispatch('getMergeRequestVersions', { projectId: 'abcproject', mergeRequestId: 1 })
@@ -107,4 +201,39 @@ describe('IDE store merge request actions', () => {
           .catch(done.fail);
       });
     });
+
+    describe('error', () => {
+      beforeEach(() => {
+        mock.onGet(/api\/(.*)\/projects\/abcproject\/merge_requests\/1\/versions/).networkError();
+      });
+
+      it('dispatches error action', done => {
+        const dispatch = jasmine.createSpy('dispatch');
+
+        getMergeRequestVersions(
+          {
+            commit() {},
+            dispatch,
+            state: store.state,
+          },
+          { projectId: 'abcproject', mergeRequestId: 1 },
+        )
+          .then(done.fail)
+          .catch(() => {
+            expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
+              text: 'An error occured whilst loading the merge request version data.',
+              action: jasmine.any(Function),
+              actionText: 'Please try again',
+              actionPayload: {
+                projectId: 'abcproject',
+                mergeRequestId: 1,
+                force: false,
+              },
+            });
+
+            done();
+          });
+      });
+    });
+  });
 });

spec/javascripts/ide/stores/actions/tree_spec.js

@@ -116,6 +116,40 @@ describe('Multi-file store tree actions', () => {
             done();
           });
       });
+
+      it('dispatches error action', done => {
+        const dispatch = jasmine.createSpy('dispatchSpy');
+
+        store.state.projects = {
+          'abc/def': {
+            web_url: `${gl.TEST_HOST}/files`,
+          },
+        };
+
+        mock.onGet(/(.*)/).replyOnce(500);
+
+        getFiles(
+          {
+            commit() {},
+            dispatch,
+            state: store.state,
+          },
+          {
+            projectId: 'abc/def',
+            branchId: 'master-testing',
+          },
+        )
+          .then(done.fail)
+          .catch(() => {
+            expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
+              text: 'An error occured whilst loading all the files.',
+              action: jasmine.any(Function),
+              actionText: 'Please try again',
+              actionPayload: { projectId: 'abc/def', branchId: 'master-testing' },
+            });
+            done();
+          });
+      });
     });
   });