1 files changed, 69 insertions, 0 deletions
diff --git a/spec/frontend/pipeline_wizard/components/editor_spec.js b/spec/frontend/pipeline_wizard/components/editor_spec.js
new file mode 100644
index 00000000000..446412a4f02
--- /dev/null
+++ b/spec/frontend/pipeline_wizard/components/editor_spec.js
@@ -0,0 +1,69 @@
+import { mount } from '@vue/test-utils';
+import { Document } from 'yaml';
+import YamlEditor from '~/pipeline_wizard/components/editor.vue';
+
+describe('Pages Yaml Editor wrapper', () => {
+  const defaultOptions = {
+    propsData: { doc: new Document({ foo: 'bar' }), filename: 'foo.yml' },
+  };
+
+  describe('mount hook', () => {
+    const wrapper = mount(YamlEditor, defaultOptions);
+
+    it('editor is mounted', () => {
+      expect(wrapper.vm.editor).not.toBeFalsy();
+      expect(wrapper.find('.gl-source-editor').exists()).toBe(true);
+    });
+  });
+
+  describe('watchers', () => {
+    describe('doc', () => {
+      const doc = new Document({ baz: ['bar'] });
+      let wrapper;
+
+      beforeEach(() => {
+        wrapper = mount(YamlEditor, defaultOptions);
+      });
+
+      afterEach(() => {
+        wrapper.destroy();
+      });
+
+      it("causes the editor's value to be set to the stringified document", async () => {
+        await wrapper.setProps({ doc });
+        expect(wrapper.vm.editor.getValue()).toEqual(doc.toString());
+      });
+
+      it('emits an update:yaml event with the yaml representation of doc', async () => {
+        await wrapper.setProps({ doc });
+        const changeEvents = wrapper.emitted('update:yaml');
+        expect(changeEvents[2]).toEqual([doc.toString()]);
+      });
+
+      it('does not cause the touch event to be emitted', () => {
+        wrapper.setProps({ doc });
+        expect(wrapper.emitted('touch')).not.toBeTruthy();
+      });
+    });
+
+    describe('highlight', () => {
+      const highlight = 'foo';
+      const wrapper = mount(YamlEditor, defaultOptions);
+
+      it('calls editor.highlight(path, keep=true)', async () => {
+        const highlightSpy = jest.spyOn(wrapper.vm.yamlEditorExtension.obj, 'highlight');
+        await wrapper.setProps({ highlight });
+        expect(highlightSpy).toHaveBeenCalledWith(expect.anything(), highlight, true);
+      });
+    });
+  });
+
+  describe('events', () => {
+    const wrapper = mount(YamlEditor, defaultOptions);
+
+    it('emits touch if content is changed in editor', async () => {
+      await wrapper.vm.editor.setValue('foo: boo');
+      expect(wrapper.emitted('touch')).toBeTruthy();
+    });
+  });
+});