Merge branch 'knative-list' into 'master'

Modify Serverless Listing

See merge request gitlab-org/gitlab-ce!24072

16 files changed, 513 insertions, 103 deletions

diff --git a/app/assets/javascripts/serverless/components/environment_row.vue b/app/assets/javascripts/serverless/components/environment_row.vue
new file mode 100644
index 00000000000..4d18c5c4bdd
--- /dev/null
+++ b/app/assets/javascripts/serverless/components/environment_row.vue
@@ -0,0 +1,65 @@
+<script>
+import FunctionRow from './function_row.vue';
+import ItemCaret from '~/groups/components/item_caret.vue';
+
+export default {
+  components: {
+    ItemCaret,
+    FunctionRow,
+  },
+  props: {
+    env: {
+      type: Array,
+      required: true,
+    },
+    envName: {
+      type: String,
+      required: true,
+    },
+  },
+  data() {
+    return {
+      isOpen: true,
+    };
+  },
+  computed: {
+    envId() {
+      if (this.envName === '*') {
+        return 'env-global';
+      }
+
+      return `env-${this.envName}`;
+    },
+    isOpenClass() {
+      return {
+        'is-open': this.isOpen,
+      };
+    },
+  },
+  methods: {
+    toggleOpen() {
+      this.isOpen = !this.isOpen;
+    },
+  },
+};
+</script>
+
+<template>
+  <li :id="envId" :class="isOpenClass" class="group-row has-children">
+    <div
+      class="group-row-contents d-flex justify-content-end align-items-center"
+      role="button"
+      @click.stop="toggleOpen"
+    >
+      <div class="folder-toggle-wrap d-flex align-items-center">
+        <item-caret :is-group-open="isOpen" />
+      </div>
+      <div class="group-text flex-grow title namespace-title prepend-left-default">
+        {{ envName }}
+      </div>
+    </div>
+    <ul v-if="isOpen" class="content-list group-list-tree">
+      <function-row v-for="(f, index) in env" :key="f.name" :index="index" :func="f" />
+    </ul>
+  </li>
+</template>
diff --git a/app/assets/javascripts/serverless/components/function_details.vue b/app/assets/javascripts/serverless/components/function_details.vue
index 2b1c21f041b..4f89ad69129 100644
--- a/app/assets/javascripts/serverless/components/function_details.vue
+++ b/app/assets/javascripts/serverless/components/function_details.vue
@@ -1,13 +1,11 @@
 <script>
 import PodBox from './pod_box.vue';
-import ClipboardButton from '../../vue_shared/components/clipboard_button.vue';
-import Icon from '~/vue_shared/components/icon.vue';
+import Url from './url.vue';
 
 export default {
   components: {
-    Icon,
     PodBox,
-    ClipboardButton,
+    Url,
   },
   props: {
     func: {
@@ -36,24 +34,9 @@ export default {
   <section id="serverless-function-details">
     <h3>{{ name }}</h3>
     <div class="append-bottom-default">
-      <div v-for="line in description.split('\n')" :key="line">{{ line }}<br /></div>
-    </div>
-    <div class="clipboard-group append-bottom-default">
-      <div class="label label-monospace">{{ funcUrl }}</div>
-      <clipboard-button
-        :text="String(funcUrl)"
-        :title="s__('ServerlessDetails|Copy URL to clipboard')"
-        class="input-group-text js-clipboard-btn"
-      />
-      <a
-        :href="funcUrl"
-        target="_blank"
-        rel="noopener noreferrer nofollow"
-        class="input-group-text btn btn-default"
-      >
-        <icon name="external-link" />
-      </a>
+      <div v-for="(line, index) in description.split('\n')" :key="index">{{ line }}</div>
     </div>
+    <url :uri="funcUrl" />
 
     <h4>{{ s__('ServerlessDetails|Kubernetes Pods') }}</h4>
     <div v-if="podCount > 0">
diff --git a/app/assets/javascripts/serverless/components/function_row.vue b/app/assets/javascripts/serverless/components/function_row.vue
index 44bfae388cb..773d18781fd 100644
--- a/app/assets/javascripts/serverless/components/function_row.vue
+++ b/app/assets/javascripts/serverless/components/function_row.vue
@@ -1,9 +1,12 @@
 <script>
 import Timeago from '~/vue_shared/components/time_ago_tooltip.vue';
+import Url from './url.vue';
+import { visitUrl } from '~/lib/utils/url_utility';
 
 export default {
   components: {
     Timeago,
+    Url,
   },
   props: {
     func: {
@@ -16,13 +19,18 @@ export default {
       return this.func.name;
     },
     description() {
-      return this.func.description;
+      const desc = this.func.description.split('\n');
+      if (desc.length > 1) {
+        return desc[1];
+      }
+
+      return desc[0];
     },
     detailUrl() {
       return this.func.detail_url;
     },
-    environment() {
-      return this.func.environment_scope;
+    targetUrl() {
+      return this.func.url;
     },
     image() {
       return this.func.image;
@@ -31,25 +39,34 @@ export default {
       return this.func.created_at;
     },
   },
+  methods: {
+    checkClass(element) {
+      if (element.closest('.no-expand') === null) {
+        return true;
+      }
+
+      return false;
+    },
+    openDetails(e) {
+      if (this.checkClass(e.target)) {
+        visitUrl(this.detailUrl);
+      }
+    },
+  },
 };
 </script>
 
 <template>
-  <div class="gl-responsive-table-row">
-    <div class="table-section section-20 section-wrap">
-      <a :href="detailUrl">{{ name }}</a>
-    </div>
-    <div class="table-section section-10">{{ environment }}</div>
-    <div class="table-section section-40 section-wrap">
-      <span class="line-break">{{ description }}</span>
+  <li :id="name" class="group-row">
+    <div class="group-row-contents" role="button" @click="openDetails">
+      <p class="float-right text-right">
+        <span>{{ image }}</span
+        ><br />
+        <timeago :time="timestamp" />
+      </p>
+      <b>{{ name }}</b>
+      <div v-for="line in description.split('\n')" :key="line">{{ line }}</div>
+      <url :uri="targetUrl" class="prepend-top-8 no-expand" />
     </div>
-    <div class="table-section section-20">{{ image }}</div>
-    <div class="table-section section-10"><timeago :time="timestamp" /></div>
-  </div>
+  </li>
 </template>
-
-<style>
-.line-break {
-  white-space: pre;
-}
-</style>
diff --git a/app/assets/javascripts/serverless/components/functions.vue b/app/assets/javascripts/serverless/components/functions.vue
index 9606a78410e..4bde409f906 100644
--- a/app/assets/javascripts/serverless/components/functions.vue
+++ b/app/assets/javascripts/serverless/components/functions.vue
@@ -1,19 +1,21 @@
 <script>
 import { GlSkeletonLoading } from '@gitlab/ui';
 import FunctionRow from './function_row.vue';
+import EnvironmentRow from './environment_row.vue';
 import EmptyState from './empty_state.vue';
 
 export default {
   components: {
+    EnvironmentRow,
     FunctionRow,
     EmptyState,
     GlSkeletonLoading,
   },
   props: {
     functions: {
-      type: Array,
+      type: Object,
       required: true,
-      default: () => [],
+      default: () => ({}),
     },
     installed: {
       type: Boolean,
@@ -45,33 +47,21 @@ export default {
   <section id="serverless-functions">
     <div v-if="installed">
       <div v-if="hasFunctionData">
-        <div class="ci-table js-services-list function-element">
-          <div class="gl-responsive-table-row table-row-header" role="row">
-            <div class="table-section section-20" role="rowheader">
-              {{ s__('Serverless|Function') }}
-            </div>
-            <div class="table-section section-10" role="rowheader">
-              {{ s__('Serverless|Cluster Env') }}
-            </div>
-            <div class="table-section section-40" role="rowheader">
-              {{ s__('Serverless|Description') }}
-            </div>
-            <div class="table-section section-20" role="rowheader">
-              {{ s__('Serverless|Runtime') }}
-            </div>
-            <div class="table-section section-10" role="rowheader">
-              {{ s__('Serverless|Last Update') }}
-            </div>
+        <template v-if="loadingData">
+          <div v-for="j in 3" :key="j" class="gl-responsive-table-row"><gl-skeleton-loading /></div>
+        </template>
+        <template v-else>
+          <div class="groups-list-tree-container">
+            <ul class="content-list group-list-tree">
+              <environment-row
+                v-for="(env, index) in functions"
+                :key="index"
+                :env="env"
+                :env-name="index"
+              />
+            </ul>
           </div>
-          <template v-if="loadingData">
-            <div v-for="j in 3" :key="j" class="gl-responsive-table-row">
-              <gl-skeleton-loading />
-            </div>
-          </template>
-          <template v-else>
-            <function-row v-for="f in functions" :key="f.name" :func="f" />
-          </template>
-        </div>
+        </template>
       </div>
       <div v-else class="empty-state js-empty-state">
         <div class="text-content">
@@ -111,16 +101,3 @@ export default {
     <empty-state v-else :clusters-path="clustersPath" :help-path="helpPath" />
   </section>
 </template>
-
-<style>
-.top-area {
-  border-bottom: 0;
-}
-
-.function-element {
-  border-bottom: 1px solid #e5e5e5;
-  border-bottom-color: rgb(229, 229, 229);
-  border-bottom-style: solid;
-  border-bottom-width: 1px;
-}
-</style>
diff --git a/app/assets/javascripts/serverless/components/url.vue b/app/assets/javascripts/serverless/components/url.vue
new file mode 100644
index 00000000000..ca53bf6c52a
--- /dev/null
+++ b/app/assets/javascripts/serverless/components/url.vue
@@ -0,0 +1,38 @@
+<script>
+import { GlButton } from '@gitlab/ui';
+import ClipboardButton from '../../vue_shared/components/clipboard_button.vue';
+import Icon from '~/vue_shared/components/icon.vue';
+
+export default {
+  components: {
+    Icon,
+    GlButton,
+    ClipboardButton,
+  },
+  props: {
+    uri: {
+      type: String,
+      required: true,
+    },
+  },
+};
+</script>
+
+<template>
+  <div class="clipboard-group">
+    <div class="url-text-field label label-monospace">{{ uri }}</div>
+    <clipboard-button
+      :text="uri"
+      :title="s__('ServerlessURL|Copy URL to clipboard')"
+      class="input-group-text js-clipboard-btn"
+    />
+    <gl-button
+      :href="uri"
+      target="_blank"
+      rel="noopener noreferrer nofollow"
+      class="input-group-text btn btn-default"
+    >
+      <icon name="external-link" />
+    </gl-button>
+  </div>
+</template>
diff --git a/app/assets/javascripts/serverless/stores/serverless_store.js b/app/assets/javascripts/serverless/stores/serverless_store.js
index 774c15b5b12..816d55a03f9 100644
--- a/app/assets/javascripts/serverless/stores/serverless_store.js
+++ b/app/assets/javascripts/serverless/stores/serverless_store.js
@@ -1,7 +1,7 @@
 export default class ServerlessStore {
   constructor(knativeInstalled = false, clustersPath, helpPath) {
     this.state = {
-      functions: [],
+      functions: {},
       hasFunctionData: true,
       loadingData: true,
       installed: knativeInstalled,
@@ -10,8 +10,13 @@ export default class ServerlessStore {
     };
   }
 
-  updateFunctionsFromServer(functions = []) {
-    this.state.functions = functions;
+  updateFunctionsFromServer(upstreamFunctions = []) {
+    this.state.functions = upstreamFunctions.reduce((rv, func) => {
+      const envs = rv;
+      envs[func.environment_scope] = (rv[func.environment_scope] || []).concat([func]);
+
+      return envs;
+    }, {});
   }
 
   updateLoadingState(loadingData) {
diff --git a/app/assets/stylesheets/pages/serverless.scss b/app/assets/stylesheets/pages/serverless.scss
new file mode 100644
index 00000000000..a5b73492380
--- /dev/null
+++ b/app/assets/stylesheets/pages/serverless.scss
@@ -0,0 +1,3 @@
+.url-text-field {
+  cursor: text;
+}
diff --git a/changelogs/unreleased/knative-list.yml b/changelogs/unreleased/knative-list.yml
new file mode 100644
index 00000000000..754d8e172cf
--- /dev/null
+++ b/changelogs/unreleased/knative-list.yml
@@ -0,0 +1,5 @@
+---
+title: Modified Knative list view to provide more details
+merge_request: 24072
+author: Chris Baumbauer
+type: changed
diff --git a/locale/gitlab.pot b/locale/gitlab.pot
index f2c0e96a9e1..bdb2ed1e26e 100644
--- a/locale/gitlab.pot
+++ b/locale/gitlab.pot
@@ -6360,9 +6360,6 @@ msgstr ""
 msgid "Serverless"
 msgstr ""
 
-msgid "ServerlessDetails|Copy URL to clipboard"
-msgstr ""
-
 msgid "ServerlessDetails|Kubernetes Pods"
 msgstr ""
 
@@ -6375,19 +6372,13 @@ msgstr ""
 msgid "ServerlessDetails|pods in use"
 msgstr ""
 
-msgid "Serverless| In order to start using functions as a service, you must first install Knative on your Kubernetes cluster."
-msgstr ""
-
-msgid "Serverless|An error occurred while retrieving serverless components"
-msgstr ""
-
-msgid "Serverless|Cluster Env"
+msgid "ServerlessURL|Copy URL to clipboard"
 msgstr ""
 
-msgid "Serverless|Description"
+msgid "Serverless| In order to start using functions as a service, you must first install Knative on your Kubernetes cluster."
 msgstr ""
 
-msgid "Serverless|Function"
+msgid "Serverless|An error occurred while retrieving serverless components"
 msgstr ""
 
 msgid "Serverless|Getting started with serverless"
@@ -6399,18 +6390,12 @@ msgstr ""
 msgid "Serverless|Install Knative"
 msgstr ""
 
-msgid "Serverless|Last Update"
-msgstr ""
-
 msgid "Serverless|Learn more about Serverless"
 msgstr ""
 
 msgid "Serverless|No functions available"
 msgstr ""
 
-msgid "Serverless|Runtime"
-msgstr ""
-
 msgid "Serverless|There is currently no function data available from Knative. This could be for a variety of reasons including:"
 msgstr ""
 
diff --git a/spec/features/projects/serverless/functions_spec.rb b/spec/features/projects/serverless/functions_spec.rb
index 766c63725b3..aa71669de98 100644
--- a/spec/features/projects/serverless/functions_spec.rb
+++ b/spec/features/projects/serverless/functions_spec.rb
@@ -1,6 +1,10 @@
+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe 'Functions', :js do
+  include KubernetesHelpers
+
   let(:project) { create(:project) }
   let(:user) { create(:user) }
 
@@ -34,11 +38,14 @@ describe 'Functions', :js do
   end
 
   context 'when the user has a cluster and knative installed and visits the serverless page' do
-    let!(:cluster) { create(:cluster, :project, :provided_by_gcp) }
+    let(:cluster) { create(:cluster, :project, :provided_by_gcp) }
+    let(:service) { cluster.platform_kubernetes }
     let(:knative) { create(:clusters_applications_knative, :installed, cluster: cluster) }
     let(:project) { knative.cluster.project }
 
     before do
+      stub_kubeclient_knative_services
+      stub_kubeclient_service_pods
       visit project_serverless_functions_path(project)
     end
 
diff --git a/spec/javascripts/serverless/components/environment_row_spec.js b/spec/javascripts/serverless/components/environment_row_spec.js
new file mode 100644
index 00000000000..bdf7a714910
--- /dev/null
+++ b/spec/javascripts/serverless/components/environment_row_spec.js
@@ -0,0 +1,81 @@
+import Vue from 'vue';
+
+import environmentRowComponent from '~/serverless/components/environment_row.vue';
+import mountComponent from 'spec/helpers/vue_mount_component_helper';
+import ServerlessStore from '~/serverless/stores/serverless_store';
+
+import { mockServerlessFunctions, mockServerlessFunctionsDiffEnv } from '../mock_data';
+
+const createComponent = (env, envName) =>
+  mountComponent(Vue.extend(environmentRowComponent), { env, envName });
+
+describe('environment row component', () => {
+  describe('default global cluster case', () => {
+    let vm;
+
+    beforeEach(() => {
+      const store = new ServerlessStore(false, '/cluster_path', 'help_path');
+      store.updateFunctionsFromServer(mockServerlessFunctions);
+      vm = createComponent(store.state.functions['*'], '*');
+    });
+
+    it('has the correct envId', () => {
+      expect(vm.envId).toEqual('env-global');
+      vm.$destroy();
+    });
+
+    it('is open by default', () => {
+      expect(vm.isOpenClass).toEqual({ 'is-open': true });
+      vm.$destroy();
+    });
+
+    it('generates correct output', () => {
+      expect(vm.$el.querySelectorAll('li').length).toEqual(2);
+      expect(vm.$el.id).toEqual('env-global');
+      expect(vm.$el.classList.contains('is-open')).toBe(true);
+      expect(vm.$el.querySelector('div.title').innerHTML.trim()).toEqual('*');
+
+      vm.$destroy();
+    });
+
+    it('opens and closes correctly', () => {
+      expect(vm.isOpen).toBe(true);
+
+      vm.toggleOpen();
+      Vue.nextTick(() => {
+        expect(vm.isOpen).toBe(false);
+      });
+
+      vm.$destroy();
+    });
+  });
+
+  describe('default named cluster case', () => {
+    let vm;
+
+    beforeEach(() => {
+      const store = new ServerlessStore(false, '/cluster_path', 'help_path');
+      store.updateFunctionsFromServer(mockServerlessFunctionsDiffEnv);
+      vm = createComponent(store.state.functions.test, 'test');
+    });
+
+    it('has the correct envId', () => {
+      expect(vm.envId).toEqual('env-test');
+      vm.$destroy();
+    });
+
+    it('is open by default', () => {
+      expect(vm.isOpenClass).toEqual({ 'is-open': true });
+      vm.$destroy();
+    });
+
+    it('generates correct output', () => {
+      expect(vm.$el.querySelectorAll('li').length).toEqual(1);
+      expect(vm.$el.id).toEqual('env-test');
+      expect(vm.$el.classList.contains('is-open')).toBe(true);
+      expect(vm.$el.querySelector('div.title').innerHTML.trim()).toEqual('test');
+
+      vm.$destroy();
+    });
+  });
+});
diff --git a/spec/javascripts/serverless/components/function_row_spec.js b/spec/javascripts/serverless/components/function_row_spec.js
new file mode 100644
index 00000000000..6933a8f6c87
--- /dev/null
+++ b/spec/javascripts/serverless/components/function_row_spec.js
@@ -0,0 +1,33 @@
+import Vue from 'vue';
+
+import functionRowComponent from '~/serverless/components/function_row.vue';
+import mountComponent from 'spec/helpers/vue_mount_component_helper';
+
+import { mockServerlessFunction } from '../mock_data';
+
+const createComponent = func => mountComponent(Vue.extend(functionRowComponent), { func });
+
+describe('functionRowComponent', () => {
+  it('Parses the function details correctly', () => {
+    const vm = createComponent(mockServerlessFunction);
+
+    expect(vm.$el.querySelector('b').innerHTML).toEqual(mockServerlessFunction.name);
+    expect(vm.$el.querySelector('span').innerHTML).toEqual(mockServerlessFunction.image);
+    expect(vm.$el.querySelector('time').getAttribute('data-original-title')).not.toBe(null);
+    expect(vm.$el.querySelector('div.url-text-field').innerHTML).toEqual(
+      mockServerlessFunction.url,
+    );
+
+    vm.$destroy();
+  });
+
+  it('handles clicks correctly', () => {
+    const vm = createComponent(mockServerlessFunction);
+
+    expect(vm.checkClass(vm.$el.querySelector('p'))).toBe(true); // check somewhere inside the row
+    expect(vm.checkClass(vm.$el.querySelector('svg'))).toBe(false); // check a button image
+    expect(vm.checkClass(vm.$el.querySelector('div.url-text-field'))).toBe(false); // check the url bar
+
+    vm.$destroy();
+  });
+});
diff --git a/spec/javascripts/serverless/components/functions_spec.js b/spec/javascripts/serverless/components/functions_spec.js
new file mode 100644
index 00000000000..85cfe71281f
--- /dev/null
+++ b/spec/javascripts/serverless/components/functions_spec.js
@@ -0,0 +1,68 @@
+import Vue from 'vue';
+
+import functionsComponent from '~/serverless/components/functions.vue';
+import mountComponent from 'spec/helpers/vue_mount_component_helper';
+import ServerlessStore from '~/serverless/stores/serverless_store';
+
+import { mockServerlessFunctions } from '../mock_data';
+
+const createComponent = (
+  functions,
+  installed = true,
+  loadingData = true,
+  hasFunctionData = true,
+) => {
+  const component = Vue.extend(functionsComponent);
+
+  return mountComponent(component, {
+    functions,
+    installed,
+    clustersPath: '/testClusterPath',
+    helpPath: '/helpPath',
+    loadingData,
+    hasFunctionData,
+  });
+};
+
+describe('functionsComponent', () => {
+  it('should render empty state when Knative is not installed', () => {
+    const vm = createComponent({}, false);
+
+    expect(vm.$el.querySelector('div.row').classList.contains('js-empty-state')).toBe(true);
+    expect(vm.$el.querySelector('h4.state-title').innerHTML.trim()).toEqual(
+      'Getting started with serverless',
+    );
+
+    vm.$destroy();
+  });
+
+  it('should render a loading component', () => {
+    const vm = createComponent({});
+
+    expect(vm.$el.querySelector('.gl-responsive-table-row')).not.toBe(null);
+    expect(vm.$el.querySelector('div.animation-container')).not.toBe(null);
+  });
+
+  it('should render empty state when there is no function data', () => {
+    const vm = createComponent({}, true, false, false);
+
+    expect(
+      vm.$el.querySelector('.empty-state, .js-empty-state').classList.contains('js-empty-state'),
+    ).toBe(true);
+
+    expect(vm.$el.querySelector('h4.state-title').innerHTML.trim()).toEqual(
+      'No functions available',
+    );
+
+    vm.$destroy();
+  });
+
+  it('should render the functions list', () => {
+    const store = new ServerlessStore(false, '/cluster_path', 'help_path');
+    store.updateFunctionsFromServer(mockServerlessFunctions);
+    const vm = createComponent(store.state.functions, true, false);
+
+    expect(vm.$el.querySelector('div.groups-list-tree-container')).not.toBe(null);
+    expect(vm.$el.querySelector('#env-global').classList.contains('has-children')).toBe(true);
+  });
+});
diff --git a/spec/javascripts/serverless/components/url_spec.js b/spec/javascripts/serverless/components/url_spec.js
new file mode 100644
index 00000000000..21a879a49bb
--- /dev/null
+++ b/spec/javascripts/serverless/components/url_spec.js
@@ -0,0 +1,28 @@
+import Vue from 'vue';
+
+import urlComponent from '~/serverless/components/url.vue';
+import mountComponent from 'spec/helpers/vue_mount_component_helper';
+
+const createComponent = uri => {
+  const component = Vue.extend(urlComponent);
+
+  return mountComponent(component, {
+    uri,
+  });
+};
+
+describe('urlComponent', () => {
+  it('should render correctly', () => {
+    const uri = 'http://testfunc.apps.example.com';
+    const vm = createComponent(uri);
+
+    expect(vm.$el.classList.contains('clipboard-group')).toBe(true);
+    expect(vm.$el.querySelector('.js-clipboard-btn').getAttribute('data-clipboard-text')).toEqual(
+      uri,
+    );
+
+    expect(vm.$el.querySelector('.url-text-field').innerHTML).toEqual(uri);
+
+    vm.$destroy();
+  });
+});
diff --git a/spec/javascripts/serverless/mock_data.js b/spec/javascripts/serverless/mock_data.js
new file mode 100644
index 00000000000..ecd393b174c
--- /dev/null
+++ b/spec/javascripts/serverless/mock_data.js
@@ -0,0 +1,79 @@
+export const mockServerlessFunctions = [
+  {
+    name: 'testfunc1',
+    namespace: 'tm-example',
+    environment_scope: '*',
+    cluster_id: 46,
+    detail_url: '/testuser/testproj/serverless/functions/*/testfunc1',
+    podcount: null,
+    created_at: '2019-02-05T01:01:23Z',
+    url: 'http://testfunc1.tm-example.apps.example.com',
+    description: 'A test service',
+    image: 'knative-test-container-buildtemplate',
+  },
+  {
+    name: 'testfunc2',
+    namespace: 'tm-example',
+    environment_scope: '*',
+    cluster_id: 46,
+    detail_url: '/testuser/testproj/serverless/functions/*/testfunc2',
+    podcount: null,
+    created_at: '2019-02-05T01:01:23Z',
+    url: 'http://testfunc2.tm-example.apps.example.com',
+    description: 'A second test service\nThis one with additional descriptions',
+    image: 'knative-test-echo-buildtemplate',
+  },
+];
+
+export const mockServerlessFunctionsDiffEnv = [
+  {
+    name: 'testfunc1',
+    namespace: 'tm-example',
+    environment_scope: '*',
+    cluster_id: 46,
+    detail_url: '/testuser/testproj/serverless/functions/*/testfunc1',
+    podcount: null,
+    created_at: '2019-02-05T01:01:23Z',
+    url: 'http://testfunc1.tm-example.apps.example.com',
+    description: 'A test service',
+    image: 'knative-test-container-buildtemplate',
+  },
+  {
+    name: 'testfunc2',
+    namespace: 'tm-example',
+    environment_scope: 'test',
+    cluster_id: 46,
+    detail_url: '/testuser/testproj/serverless/functions/*/testfunc2',
+    podcount: null,
+    created_at: '2019-02-05T01:01:23Z',
+    url: 'http://testfunc2.tm-example.apps.example.com',
+    description: 'A second test service\nThis one with additional descriptions',
+    image: 'knative-test-echo-buildtemplate',
+  },
+];
+
+export const mockServerlessFunction = {
+  name: 'testfunc1',
+  namespace: 'tm-example',
+  environment_scope: '*',
+  cluster_id: 46,
+  detail_url: '/testuser/testproj/serverless/functions/*/testfunc1',
+  podcount: '3',
+  created_at: '2019-02-05T01:01:23Z',
+  url: 'http://testfunc1.tm-example.apps.example.com',
+  description: 'A test service',
+  image: 'knative-test-container-buildtemplate',
+};
+
+export const mockMultilineServerlessFunction = {
+  name: 'testfunc1',
+  namespace: 'tm-example',
+  environment_scope: '*',
+  cluster_id: 46,
+  detail_url: '/testuser/testproj/serverless/functions/*/testfunc1',
+  podcount: '3',
+  created_at: '2019-02-05T01:01:23Z',
+  url: 'http://testfunc1.tm-example.apps.example.com',
+  description: 'testfunc1\nA test service line\\nWith additional services',
+  image: 'knative-test-container-buildtemplate',
+};
diff --git a/spec/javascripts/serverless/stores/serverless_store_spec.js b/spec/javascripts/serverless/stores/serverless_store_spec.js
new file mode 100644
index 00000000000..72fd903d7d1
--- /dev/null
+++ b/spec/javascripts/serverless/stores/serverless_store_spec.js
@@ -0,0 +1,36 @@
+import ServerlessStore from '~/serverless/stores/serverless_store';
+import { mockServerlessFunctions, mockServerlessFunctionsDiffEnv } from '../mock_data';
+
+describe('Serverless Functions Store', () => {
+  let store;
+
+  beforeEach(() => {
+    store = new ServerlessStore(false, '/cluster_path', 'help_path');
+  });
+
+  describe('#updateFunctionsFromServer', () => {
+    it('should pass an empty hash object', () => {
+      store.updateFunctionsFromServer();
+
+      expect(store.state.functions).toEqual({});
+    });
+
+    it('should group functions to one global environment', () => {
+      const mockServerlessData = mockServerlessFunctions;
+      store.updateFunctionsFromServer(mockServerlessData);
+
+      expect(Object.keys(store.state.functions)).toEqual(jasmine.objectContaining(['*']));
+      expect(store.state.functions['*'].length).toEqual(2);
+    });
+
+    it('should group functions to multiple environments', () => {
+      const mockServerlessData = mockServerlessFunctionsDiffEnv;
+      store.updateFunctionsFromServer(mockServerlessData);
+
+      expect(Object.keys(store.state.functions)).toEqual(jasmine.objectContaining(['*']));
+      expect(store.state.functions['*'].length).toEqual(1);
+      expect(store.state.functions.test.length).toEqual(1);
+      expect(store.state.functions.test[0].name).toEqual('testfunc2');
+    });
+  });
+});