1 files changed, 151 insertions, 0 deletions
diff --git a/spec/frontend/reports/codequality_report/store/actions_spec.js b/spec/frontend/reports/codequality_report/store/actions_spec.js
new file mode 100644
index 00000000000..6c30fdb7871
--- /dev/null
+++ b/spec/frontend/reports/codequality_report/store/actions_spec.js
@@ -0,0 +1,151 @@
+import axios from '~/lib/utils/axios_utils';
+import MockAdapter from 'axios-mock-adapter';
+import * as actions from '~/reports/codequality_report/store/actions';
+import * as types from '~/reports/codequality_report/store/mutation_types';
+import createStore from '~/reports/codequality_report/store';
+import { TEST_HOST } from 'spec/test_constants';
+import testAction from 'helpers/vuex_action_helper';
+import { headIssues, baseIssues, mockParsedHeadIssues, mockParsedBaseIssues } from '../mock_data';
+
+// mock codequality comparison worker
+jest.mock('~/reports/codequality_report/workers/codequality_comparison_worker', () =>
+  jest.fn().mockImplementation(() => {
+    return {
+      addEventListener: (eventName, callback) => {
+        callback({
+          data: {
+            newIssues: [mockParsedHeadIssues[0]],
+            resolvedIssues: [mockParsedBaseIssues[0]],
+          },
+        });
+      },
+    };
+  }),
+);
+
+describe('Codequality Reports actions', () => {
+  let localState;
+  let localStore;
+
+  beforeEach(() => {
+    localStore = createStore();
+    localState = localStore.state;
+  });
+
+  describe('setPaths', () => {
+    it('should commit SET_PATHS mutation', done => {
+      const paths = {
+        basePath: 'basePath',
+        headPath: 'headPath',
+        baseBlobPath: 'baseBlobPath',
+        headBlobPath: 'headBlobPath',
+        helpPath: 'codequalityHelpPath',
+      };
+
+      testAction(
+        actions.setPaths,
+        paths,
+        localState,
+        [{ type: types.SET_PATHS, payload: paths }],
+        [],
+        done,
+      );
+    });
+  });
+
+  describe('fetchReports', () => {
+    let mock;
+
+    beforeEach(() => {
+      localState.headPath = `${TEST_HOST}/head.json`;
+      localState.basePath = `${TEST_HOST}/base.json`;
+      mock = new MockAdapter(axios);
+    });
+
+    afterEach(() => {
+      mock.restore();
+    });
+
+    describe('on success', () => {
+      it('commits REQUEST_REPORTS and dispatches receiveReportsSuccess', done => {
+        mock.onGet(`${TEST_HOST}/head.json`).reply(200, headIssues);
+        mock.onGet(`${TEST_HOST}/base.json`).reply(200, baseIssues);
+
+        testAction(
+          actions.fetchReports,
+          null,
+          localState,
+          [{ type: types.REQUEST_REPORTS }],
+          [
+            {
+              payload: {
+                newIssues: [mockParsedHeadIssues[0]],
+                resolvedIssues: [mockParsedBaseIssues[0]],
+              },
+              type: 'receiveReportsSuccess',
+            },
+          ],
+          done,
+        );
+      });
+    });
+
+    describe('on error', () => {
+      it('commits REQUEST_REPORTS and dispatches receiveReportsError', done => {
+        mock.onGet(`${TEST_HOST}/head.json`).reply(500);
+
+        testAction(
+          actions.fetchReports,
+          null,
+          localState,
+          [{ type: types.REQUEST_REPORTS }],
+          [{ type: 'receiveReportsError' }],
+          done,
+        );
+      });
+    });
+
+    describe('with no base path', () => {
+      it('commits REQUEST_REPORTS and dispatches receiveReportsError', done => {
+        localState.basePath = null;
+
+        testAction(
+          actions.fetchReports,
+          null,
+          localState,
+          [{ type: types.REQUEST_REPORTS }],
+          [{ type: 'receiveReportsError' }],
+          done,
+        );
+      });
+    });
+  });
+
+  describe('receiveReportsSuccess', () => {
+    it('commits RECEIVE_REPORTS_SUCCESS', done => {
+      const data = { issues: [] };
+
+      testAction(
+        actions.receiveReportsSuccess,
+        data,
+        localState,
+        [{ type: types.RECEIVE_REPORTS_SUCCESS, payload: data }],
+        [],
+        done,
+      );
+    });
+  });
+
+  describe('receiveReportsError', () => {
+    it('commits RECEIVE_REPORTS_ERROR', done => {
+      testAction(
+        actions.receiveReportsError,
+        null,
+        localState,
+        [{ type: types.RECEIVE_REPORTS_ERROR }],
+        [],
+        done,
+      );
+    });
+  });
+});