1 files changed, 174 insertions, 0 deletions
diff --git a/spec/javascripts/vue_mr_widget/components/states/mr_widget_merged_spec.js b/spec/javascripts/vue_mr_widget/components/states/mr_widget_merged_spec.js
new file mode 100644
index 00000000000..6628010112d
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+++ b/spec/javascripts/vue_mr_widget/components/states/mr_widget_merged_spec.js
@@ -0,0 +1,174 @@
+import Vue from 'vue';
+import mergedComponent from '~/vue_merge_request_widget/components/states/mr_widget_merged';
+import eventHub from '~/vue_merge_request_widget/event_hub';
+
+const targetBranch = 'foo';
+
+const createComponent = () => {
+  const Component = Vue.extend(mergedComponent);
+  const mr = {
+    isRemovingSourceBranch: false,
+    cherryPickInForkPath: false,
+    canCherryPickInCurrentMR: true,
+    revertInForkPath: false,
+    canRevertInCurrentMR: true,
+    canRemoveSourceBranch: true,
+    sourceBranchRemoved: true,
+    mergedBy: {},
+    mergedAt: '',
+    updatedAt: '',
+    targetBranch,
+  };
+
+  const service = {
+    removeSourceBranch() {},
+  };
+
+  return new Component({
+    el: document.createElement('div'),
+    propsData: { mr, service },
+  });
+};
+
+describe('MRWidgetMerged', () => {
+  describe('props', () => {
+    it('should have props', () => {
+      const { mr, service } = mergedComponent.props;
+
+      expect(mr.type instanceof Object).toBeTruthy();
+      expect(mr.required).toBeTruthy();
+
+      expect(service.type instanceof Object).toBeTruthy();
+      expect(service.required).toBeTruthy();
+    });
+  });
+
+  describe('components', () => {
+    it('should have components added', () => {
+      expect(mergedComponent.components['mr-widget-author-and-time']).toBeDefined();
+    });
+  });
+
+  describe('data', () => {
+    it('should have default data', () => {
+      const data = mergedComponent.data();
+
+      expect(data.isMakingRequest).toBeFalsy();
+    });
+  });
+
+  describe('computed', () => {
+    describe('shouldShowRemoveSourceBranch', () => {
+      it('should correct value when fields changed', () => {
+        const vm = createComponent();
+        vm.mr.sourceBranchRemoved = false;
+        expect(vm.shouldShowRemoveSourceBranch).toBeTruthy();
+
+        vm.mr.sourceBranchRemoved = true;
+        expect(vm.shouldShowRemoveSourceBranch).toBeFalsy();
+
+        vm.mr.sourceBranchRemoved = false;
+        vm.mr.canRemoveSourceBranch = false;
+        expect(vm.shouldShowRemoveSourceBranch).toBeFalsy();
+
+        vm.mr.canRemoveSourceBranch = true;
+        vm.isMakingRequest = true;
+        expect(vm.shouldShowRemoveSourceBranch).toBeFalsy();
+
+        vm.mr.isRemovingSourceBranch = true;
+        vm.mr.canRemoveSourceBranch = true;
+        vm.isMakingRequest = true;
+        expect(vm.shouldShowRemoveSourceBranch).toBeFalsy();
+      });
+    });
+    describe('shouldShowSourceBranchRemoving', () => {
+      it('should correct value when fields changed', () => {
+        const vm = createComponent();
+        vm.mr.sourceBranchRemoved = false;
+        expect(vm.shouldShowSourceBranchRemoving).toBeFalsy();
+
+        vm.mr.sourceBranchRemoved = true;
+        expect(vm.shouldShowRemoveSourceBranch).toBeFalsy();
+
+        vm.mr.sourceBranchRemoved = false;
+        vm.isMakingRequest = true;
+        expect(vm.shouldShowSourceBranchRemoving).toBeTruthy();
+
+        vm.isMakingRequest = false;
+        vm.mr.isRemovingSourceBranch = true;
+        expect(vm.shouldShowSourceBranchRemoving).toBeTruthy();
+      });
+    });
+  });
+
+  describe('methods', () => {
+    describe('removeSourceBranch', () => {
+      it('should set flag and call service then request main component to update the widget', (done) => {
+        const vm = createComponent();
+        spyOn(eventHub, '$emit');
+        spyOn(vm.service, 'removeSourceBranch').and.returnValue(new Promise((resolve) => {
+          resolve({
+            json() {
+              return {
+                message: 'Branch was removed',
+              };
+            },
+          });
+        }));
+
+        vm.removeSourceBranch();
+        setTimeout(() => {
+          const args = eventHub.$emit.calls.argsFor(0);
+          expect(vm.isMakingRequest).toBeTruthy();
+          expect(args[0]).toEqual('MRWidgetUpdateRequested');
+          expect(args[1]).not.toThrow();
+          done();
+        }, 333);
+      });
+    });
+  });
+
+  describe('template', () => {
+    let vm;
+    let el;
+
+    beforeEach(() => {
+      vm = createComponent();
+      el = vm.$el;
+    });
+
+    it('should have correct elements', () => {
+      expect(el.classList.contains('mr-widget-body')).toBeTruthy();
+      expect(el.querySelector('.js-mr-widget-author')).toBeDefined();
+      expect(el.innerText).toContain('The changes were merged into');
+      expect(el.innerText).toContain(targetBranch);
+      expect(el.innerText).toContain('The source branch has been removed.');
+      expect(el.innerText).toContain('Revert');
+      expect(el.innerText).toContain('Cherry-pick');
+      expect(el.innerText).not.toContain('You can remove source branch now.');
+      expect(el.innerText).not.toContain('The source branch is being removed.');
+    });
+
+    it('should not show source branch removed text', (done) => {
+      vm.mr.sourceBranchRemoved = false;
+
+      Vue.nextTick(() => {
+        expect(el.innerText).toContain('You can remove source branch now.');
+        expect(el.innerText).not.toContain('The source branch has been removed.');
+        done();
+      });
+    });
+
+    it('should show source branch removing text', (done) => {
+      vm.mr.isRemovingSourceBranch = true;
+      vm.mr.sourceBranchRemoved = false;
+
+      Vue.nextTick(() => {
+        expect(el.innerText).toContain('The source branch is being removed.');
+        expect(el.innerText).not.toContain('You can remove source branch now.');
+        expect(el.innerText).not.toContain('The source branch has been removed.');
+        done();
+      });
+    });
+  });
+});