1 files changed, 138 insertions, 0 deletions
diff --git a/spec/javascripts/vue_mr_widget/components/mr_widget_related_links_spec.js b/spec/javascripts/vue_mr_widget/components/mr_widget_related_links_spec.js
new file mode 100644
index 00000000000..f6e0c3dfb74
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+++ b/spec/javascripts/vue_mr_widget/components/mr_widget_related_links_spec.js
@@ -0,0 +1,138 @@
+import Vue from 'vue';
+import relatedLinksComponent from '~/vue_merge_request_widget/components/mr_widget_related_links';
+
+const createComponent = (data) => {
+  const Component = Vue.extend(relatedLinksComponent);
+
+  return new Component({
+    el: document.createElement('div'),
+    propsData: data,
+  });
+};
+
+describe('MRWidgetRelatedLinks', () => {
+  describe('props', () => {
+    it('should have props', () => {
+      const { relatedLinks } = relatedLinksComponent.props;
+
+      expect(relatedLinks).toBeDefined();
+      expect(relatedLinks.type instanceof Object).toBeTruthy();
+      expect(relatedLinks.required).toBeTruthy();
+    });
+  });
+
+  describe('computed', () => {
+    describe('hasLinks', () => {
+      it('should return correct value when we have links reference', () => {
+        const data = {
+          relatedLinks: {
+            closing: '/foo',
+            mentioned: '/foo',
+            assignToMe: '/foo',
+          },
+        };
+        const vm = createComponent(data);
+        expect(vm.hasLinks).toBeTruthy();
+
+        vm.relatedLinks.closing = null;
+        expect(vm.hasLinks).toBeTruthy();
+
+        vm.relatedLinks.mentioned = null;
+        expect(vm.hasLinks).toBeTruthy();
+
+        vm.relatedLinks.assignToMe = null;
+        expect(vm.hasLinks).toBeFalsy();
+      });
+    });
+  });
+
+  describe('methods', () => {
+    const data = {
+      relatedLinks: {
+        closing: '<a href="#">#23</a> and <a>#42</a>',
+        mentioned: '<a href="#">#7</a>',
+      },
+    };
+    const vm = createComponent(data);
+
+    describe('hasMultipleIssues', () => {
+      it('should return true if the given text has multiple issues', () => {
+        expect(vm.hasMultipleIssues(data.relatedLinks.closing)).toBeTruthy();
+      });
+
+      it('should return false if the given text has one issue', () => {
+        expect(vm.hasMultipleIssues(data.relatedLinks.mentioned)).toBeFalsy();
+      });
+    });
+
+    describe('issueLabel', () => {
+      it('should return true if the given text has multiple issues', () => {
+        expect(vm.issueLabel('closing')).toEqual('issues');
+      });
+
+      it('should return false if the given text has one issue', () => {
+        expect(vm.issueLabel('mentioned')).toEqual('issue');
+      });
+    });
+
+    describe('verbLabel', () => {
+      it('should return true if the given text has multiple issues', () => {
+        expect(vm.verbLabel('closing')).toEqual('are');
+      });
+
+      it('should return false if the given text has one issue', () => {
+        expect(vm.verbLabel('mentioned')).toEqual('is');
+      });
+    });
+  });
+
+  describe('template', () => {
+    it('should have only have closing issues text', () => {
+      const vm = createComponent({
+        relatedLinks: {
+          closing: '<a href="#">#23</a> and <a>#42</a>',
+        },
+      });
+      const content = vm.$el.textContent.replace(/\n(\s)+/g, ' ').trim();
+
+      expect(content).toContain('Closes issues #23 and #42');
+      expect(content).not.toContain('mentioned');
+    });
+
+    it('should have only have mentioned issues text', () => {
+      const vm = createComponent({
+        relatedLinks: {
+          mentioned: '<a href="#">#7</a>',
+        },
+      });
+
+      expect(vm.$el.innerText).toContain('issue #7');
+      expect(vm.$el.innerText).toContain('is mentioned but will not be closed.');
+      expect(vm.$el.innerText).not.toContain('Closes');
+    });
+
+    it('should have closing and mentioned issues at the same time', () => {
+      const vm = createComponent({
+        relatedLinks: {
+          closing: '<a href="#">#7</a>',
+          mentioned: '<a href="#">#23</a> and <a>#42</a>',
+        },
+      });
+      const content = vm.$el.textContent.replace(/\n(\s)+/g, ' ').trim();
+
+      expect(content).toContain('Closes issue #7.');
+      expect(content).toContain('issues #23 and #42');
+      expect(content).toContain('are mentioned but will not be closed.');
+    });
+
+    it('should have assing issues link', () => {
+      const vm = createComponent({
+        relatedLinks: {
+          assignToMe: '<a href="#">Assign yourself to these issues</a>',
+        },
+      });
+
+      expect(vm.$el.innerText).toContain('Assign yourself to these issues');
+    });
+  });
+});