1 files changed, 59 insertions, 0 deletions
diff --git a/spec/frontend/monitoring/components/variables/text_variable_spec.js b/spec/frontend/monitoring/components/variables/text_variable_spec.js
new file mode 100644
index 00000000000..f01584ae8bc
--- /dev/null
+++ b/spec/frontend/monitoring/components/variables/text_variable_spec.js
@@ -0,0 +1,59 @@
+import { shallowMount } from '@vue/test-utils';
+import { GlFormInput } from '@gitlab/ui';
+import TextVariable from '~/monitoring/components/variables/text_variable.vue';
+
+describe('Text variable component', () => {
+  let wrapper;
+  const propsData = {
+    name: 'pod',
+    label: 'Select pod',
+    value: 'test-pod',
+  };
+  const createShallowWrapper = () => {
+    wrapper = shallowMount(TextVariable, {
+      propsData,
+    });
+  };
+
+  const findInput = () => wrapper.find(GlFormInput);
+
+  it('renders a text input when all props are passed', () => {
+    createShallowWrapper();
+
+    expect(findInput()).toExist();
+  });
+
+  it('always has a default value', () => {
+    createShallowWrapper();
+
+    return wrapper.vm.$nextTick(() => {
+      expect(findInput().attributes('value')).toBe(propsData.value);
+    });
+  });
+
+  it('triggers keyup enter', () => {
+    createShallowWrapper();
+    jest.spyOn(wrapper.vm, '$emit');
+
+    findInput().element.value = 'prod-pod';
+    findInput().trigger('input');
+    findInput().trigger('keyup.enter');
+
+    return wrapper.vm.$nextTick(() => {
+      expect(wrapper.vm.$emit).toHaveBeenCalledWith('onUpdate', 'pod', 'prod-pod');
+    });
+  });
+
+  it('triggers blur enter', () => {
+    createShallowWrapper();
+    jest.spyOn(wrapper.vm, '$emit');
+
+    findInput().element.value = 'canary-pod';
+    findInput().trigger('input');
+    findInput().trigger('blur');
+
+    return wrapper.vm.$nextTick(() => {
+      expect(wrapper.vm.$emit).toHaveBeenCalledWith('onUpdate', 'pod', 'canary-pod');
+    });
+  });
+});