1 files changed, 99 insertions, 0 deletions
diff --git a/spec/frontend/vue_mr_widget/components/states/mr_widget_squash_before_merge_spec.js b/spec/frontend/vue_mr_widget/components/states/mr_widget_squash_before_merge_spec.js
new file mode 100644
index 00000000000..b70d580ed04
--- /dev/null
+++ b/spec/frontend/vue_mr_widget/components/states/mr_widget_squash_before_merge_spec.js
@@ -0,0 +1,99 @@
+import { createLocalVue, shallowMount } from '@vue/test-utils';
+import SquashBeforeMerge from '~/vue_merge_request_widget/components/states/squash_before_merge.vue';
+
+const localVue = createLocalVue();
+
+describe('Squash before merge component', () => {
+  let wrapper;
+
+  const createComponent = props => {
+    wrapper = shallowMount(localVue.extend(SquashBeforeMerge), {
+      localVue,
+      propsData: {
+        ...props,
+      },
+    });
+  };
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  describe('checkbox', () => {
+    const findCheckbox = () => wrapper.find('.js-squash-checkbox');
+
+    it('is unchecked if passed value prop is false', () => {
+      createComponent({
+        value: false,
+      });
+
+      expect(findCheckbox().element.checked).toBeFalsy();
+    });
+
+    it('is checked if passed value prop is true', () => {
+      createComponent({
+        value: true,
+      });
+
+      expect(findCheckbox().element.checked).toBeTruthy();
+    });
+
+    it('changes value on click', done => {
+      createComponent({
+        value: false,
+      });
+
+      findCheckbox().element.checked = true;
+
+      findCheckbox().trigger('change');
+
+      wrapper.vm.$nextTick(() => {
+        expect(findCheckbox().element.checked).toBeTruthy();
+        done();
+      });
+    });
+
+    it('is disabled if isDisabled prop is true', () => {
+      createComponent({
+        value: false,
+        isDisabled: true,
+      });
+
+      expect(findCheckbox().attributes('disabled')).toBeTruthy();
+    });
+  });
+
+  describe('about link', () => {
+    it('is not rendered if no help path is passed', () => {
+      createComponent({
+        value: false,
+      });
+
+      const aboutLink = wrapper.find('a');
+
+      expect(aboutLink.exists()).toBeFalsy();
+    });
+
+    it('is rendered if  help path is passed', () => {
+      createComponent({
+        value: false,
+        helpPath: 'test-path',
+      });
+
+      const aboutLink = wrapper.find('a');
+
+      expect(aboutLink.exists()).toBeTruthy();
+    });
+
+    it('should have a correct help path if passed', () => {
+      createComponent({
+        value: false,
+        helpPath: 'test-path',
+      });
+
+      const aboutLink = wrapper.find('a');
+
+      expect(aboutLink.attributes('href')).toEqual('test-path');
+    });
+  });
+});