Create new selection_summary component for GraphQL

- creates copy of old selection_summary that relies on Vuex
  and makes it rely on GraphQL instead
- in the future the new selection_summary will replace the
  old one everywhere
- add tests for new selection_summary component

ee/app/assets/javascripts/security_dashboard/components/security_dashboard_table.vue

@@ -3,7 +3,7 @@ import { mapActions, mapState, mapGetters } from 'vuex';
 import { GlEmptyState, GlFormCheckbox } from '@gitlab/ui';
 import Pagination from '~/vue_shared/components/pagination_links.vue';
 import SecurityDashboardTableRow from './security_dashboard_table_row.vue';
-import SelectionSummary from './selection_summary.vue';
+import SelectionSummary from './selection_summary_vuex.vue';
 
 export default {
   name: 'SecurityDashboardTable',

ee/app/assets/javascripts/security_dashboard/components/selection_summary.vue

 <script>
-import { __, n__ } from '~/locale';
-import { mapActions, mapGetters } from 'vuex';
+import { s__, __, n__ } from '~/locale';
 import { GlDeprecatedButton, GlFormSelect } from '@gitlab/ui';
+import toast from '~/vue_shared/plugins/global_toast';
+import createFlash from '~/flash';
+import dismissVulnerability from '../graphql/dismissVulnerability.graphql';
 
 const REASON_NONE = __('[No reason]');
 const REASON_WONT_FIX = __("Won't fix / Accept risk");
@@ -13,13 +15,29 @@ export default {
     GlDeprecatedButton,
     GlFormSelect,
   },
+  props: {
+    refetchVulnerabilities: {
+      type: Function,
+      required: true,
+    },
+    deselectAllVulnerabilities: {
+      type: Function,
+      required: true,
+    },
+    selectedVulnerabilities: {
+      type: Array,
+      required: true,
+    },
+  },
   data: () => ({
     dismissalReason: null,
   }),
   computed: {
-    ...mapGetters('vulnerabilities', ['selectedVulnerabilitiesCount']),
+    selectedVulnerabilitiesCount() {
+      return this.selectedVulnerabilities.length;
+    },
     canDismissVulnerability() {
-      return this.dismissalReason && this.selectedVulnerabilitiesCount > 0;
+      return Boolean(this.dismissalReason && this.selectedVulnerabilitiesCount > 0);
     },
     message() {
       return n__(
@@ -30,17 +48,40 @@ export default {
     },
   },
   methods: {
-    ...mapActions('vulnerabilities', ['dismissSelectedVulnerabilities']),
+    dismissalSuccessMessage() {
+      return n__(
+        '%d vulnerability dismissed',
+        '%d vulnerabilities dismissed',
+        this.selectedVulnerabilities.length,
+      );
+    },
     handleDismiss() {
-      if (!this.canDismissVulnerability) {
-        return;
-      }
+      if (!this.canDismissVulnerability) return;
 
-      if (this.dismissalReason === REASON_NONE) {
       this.dismissSelectedVulnerabilities();
-      } else {
-        this.dismissSelectedVulnerabilities({ comment: this.dismissalReason });
-      }
+    },
+    dismissSelectedVulnerabilities() {
+      const promises = this.selectedVulnerabilities.map(vulnerability =>
+        this.$apollo.mutate({
+          mutation: dismissVulnerability,
+          variables: { id: vulnerability.id, comment: this.dismissalReason },
+        }),
+      );
+
+      Promise.all(promises)
+        .then(() => {
+          toast(this.dismissalSuccessMessage());
+          this.deselectAllVulnerabilities();
+        })
+        .catch(() => {
+          createFlash(
+            s__('Security Reports|There was an error dismissing the vulnerabilities.'),
+            'alert',
+          );
+        })
+        .finally(() => {
+          this.refetchVulnerabilities();
+        });
     },
   },
   dismissalReasons: [
@@ -61,9 +102,9 @@ export default {
         class="mx-3 w-auto"
         :options="$options.dismissalReasons"
       />
-      <gl-deprecated-button type="submit" variant="close" :disabled="!canDismissVulnerability">{{
-        __('Dismiss Selected')
-      }}</gl-deprecated-button>
+      <gl-deprecated-button type="submit" variant="close" :disabled="!canDismissVulnerability">
+        {{ __('Dismiss Selected') }}
+      </gl-deprecated-button>
     </form>
   </div>
 </template>

ee/app/assets/javascripts/security_dashboard/components/selection_summary_vuex.vue

+<script>
+import { __, n__ } from '~/locale';
+import { mapActions, mapGetters } from 'vuex';
+import { GlDeprecatedButton, GlFormSelect } from '@gitlab/ui';
+
+const REASON_NONE = __('[No reason]');
+const REASON_WONT_FIX = __("Won't fix / Accept risk");
+const REASON_FALSE_POSITIVE = __('False positive');
+
+export default {
+  name: 'SelectionSummary',
+  components: {
+    GlDeprecatedButton,
+    GlFormSelect,
+  },
+  data: () => ({
+    dismissalReason: null,
+  }),
+  computed: {
+    ...mapGetters('vulnerabilities', ['selectedVulnerabilitiesCount']),
+    canDismissVulnerability() {
+      return this.dismissalReason && this.selectedVulnerabilitiesCount > 0;
+    },
+    message() {
+      return n__(
+        'Dismiss %d selected vulnerability as',
+        'Dismiss %d selected vulnerabilities as',
+        this.selectedVulnerabilitiesCount,
+      );
+    },
+  },
+  methods: {
+    ...mapActions('vulnerabilities', ['dismissSelectedVulnerabilities']),
+    handleDismiss() {
+      if (!this.canDismissVulnerability) {
+        return;
+      }
+
+      if (this.dismissalReason === REASON_NONE) {
+        this.dismissSelectedVulnerabilities();
+      } else {
+        this.dismissSelectedVulnerabilities({ comment: this.dismissalReason });
+      }
+    },
+  },
+  dismissalReasons: [
+    { value: null, text: __('Select a reason') },
+    REASON_FALSE_POSITIVE,
+    REASON_WONT_FIX,
+    REASON_NONE,
+  ],
+};
+</script>
+
+<template>
+  <div class="card">
+    <form class="card-body d-flex align-items-center" @submit.prevent="handleDismiss">
+      <span>{{ message }}</span>
+      <gl-form-select
+        v-model="dismissalReason"
+        class="mx-3 w-auto"
+        :options="$options.dismissalReasons"
+      />
+      <gl-deprecated-button type="submit" variant="close" :disabled="!canDismissVulnerability">{{
+        __('Dismiss Selected')
+      }}</gl-deprecated-button>
+    </form>
+  </div>
+</template>

ee/app/assets/javascripts/security_dashboard/graphql/dismissVulnerability.graphql

+mutation ($id: ID!, $comment: String! ) {
+  dismissVulnerability(input: {id: $id, comment: $comment}) {
+    errors
+  }
+}

ee/spec/frontend/security_dashboard/components/selection_summary_spec.js

+import { mount } from '@vue/test-utils';
+import SelectionSummary from 'ee//security_dashboard/components/selection_summary.vue';
+
+describe('Selection Summary component', () => {
+  let wrapper;
+
+  const defaultData = {
+    dismissalReason: null,
+  };
+
+  const createComponent = ({ props = {}, data = defaultData }) => {
+    wrapper = mount(SelectionSummary, {
+      propsData: {
+        refetchVulnerabilities: jest.fn(),
+        deselectAllVulnerabilities: jest.fn(),
+        selectedVulnerabilities: [],
+        ...props,
+      },
+      data: () => data,
+    });
+  };
+
+  beforeEach(() => {
+    createComponent({});
+  });
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  describe('computed', () => {
+    describe('selectedVulnerabilitiesCount', () => {
+      it('returns the length if this.selectedVulnerabilities is empty', () => {
+        expect(wrapper.vm.selectedVulnerabilitiesCount).toBe(0);
+      });
+
+      it('returns the length if this.selectedVulnerabilities is not empty', () => {
+        createComponent({ props: { selectedVulnerabilities: [{ id: 'id_0' }] } });
+        expect(wrapper.vm.selectedVulnerabilitiesCount).toBe(1);
+      });
+    });
+
+    describe('canDismissVulnerability', () => {
+      it('returns true if there is a dismissal reason and a selectedVulnerabilitiesCount greater than zero', () => {
+        createComponent({
+          props: { selectedVulnerabilities: [{ id: 'id_0' }] },
+          data: { dismissalReason: 'Will Not Fix' },
+        });
+        expect(wrapper.vm.canDismissVulnerability).toBe(true);
+      });
+
+      it('returns false if there is a dismissal reason and not a selectedVulnerabilitiesCount greater than zero', () => {
+        createComponent({
+          props: { selectedVulnerabilities: [] },
+          data: { dismissalReason: 'Will Not Fix' },
+        });
+        expect(wrapper.vm.canDismissVulnerability).toBe(false);
+      });
+
+      it('returns false if there is not a dismissal reason and a selectedVulnerabilitiesCount greater than zero', () => {
+        createComponent({ props: { selectedVulnerabilities: [{ id: 'id_0' }] } });
+        expect(wrapper.vm.canDismissVulnerability).toBe(false);
+      });
+
+      it('returns false if there is not a dismissal reason and not a selectedVulnerabilitiesCount greater than zero', () => {
+        expect(wrapper.vm.canDismissVulnerability).toBe(false);
+      });
+    });
+
+    describe('message', () => {
+      it('returns the right message for zero selected vulnerabilities', () => {
+        expect(wrapper.vm.message).toBe('Dismiss 0 selected vulnerabilities as');
+      });
+
+      it('returns the right message for one selected vulnerabilities', () => {
+        createComponent({ props: { selectedVulnerabilities: [{ id: 'id_0' }] } });
+        expect(wrapper.vm.message).toBe('Dismiss 1 selected vulnerability as');
+      });
+
+      it('returns the right message for greater than one selected vulnerabilities', () => {
+        createComponent({ props: { selectedVulnerabilities: [{ id: 'id_0' }, { id: 'id_1' }] } });
+        expect(wrapper.vm.message).toBe('Dismiss 2 selected vulnerabilities as');
+      });
+    });
+  });
+
+  describe('methods', () => {
+    describe('getSuccessMessage', () => {
+      it('returns the right message for zero selected vulnerabilities', () => {
+        expect(wrapper.vm.dismissalSuccessMessage()).toBe('0 vulnerabilities dismissed');
+      });
+
+      it('returns the right message for one selected vulnerabilities', () => {
+        createComponent({ props: { selectedVulnerabilities: [{ id: 'id_0' }] } });
+        expect(wrapper.vm.dismissalSuccessMessage()).toBe('1 vulnerability dismissed');
+      });
+
+      it('returns the right message for greater than one selected vulnerabilities', () => {
+        createComponent({ props: { selectedVulnerabilities: [{ id: 'id_0' }, { id: 'id_1' }] } });
+        expect(wrapper.vm.dismissalSuccessMessage()).toBe('2 vulnerabilities dismissed');
+      });
+    });
+    describe('handleDismiss', () => {
+      it('does call dismissSelectedVulnerabilities when canDismissVulnerability is true', () => {
+        createComponent({
+          props: { selectedVulnerabilities: [{ id: 'id_0' }] },
+          data: { dismissalReason: 'Will Not Fix' },
+        });
+        const spy = jest.spyOn(wrapper.vm, 'dismissSelectedVulnerabilities').mockImplementation();
+        wrapper.vm.handleDismiss();
+        expect(spy).toHaveBeenCalled();
+      });
+
+      it('does not call dismissSelectedVulnerabilities when canDismissVulnerability is false', () => {
+        const spy = jest.spyOn(wrapper.vm, 'dismissSelectedVulnerabilities');
+        wrapper.vm.handleDismiss();
+        expect(spy).not.toHaveBeenCalled();
+      });
+    });
+  });
+});