add tests for DelimiterSelector #27

tests/unit/components/DelimiterSelector.spec.js

@@ -0,0 +1,93 @@
+import { expect } from 'chai'
+import { mount, shallowMount } from '@vue/test-utils'
+import DelimiterSelector from '@/components/DelimiterSelector'
+
+describe('DelimiterSelector', async () => {
+  it('shows the name of value', async () => {
+    const wrapper = shallowMount(DelimiterSelector, {
+      propsData: { value: ',' }
+    })
+    expect(wrapper.find('input').element.value).to.equal(',')
+    expect(wrapper.find('.name').text()).to.equal('comma')
+
+    await wrapper.setProps({ value: '\t' })
+    expect(wrapper.find('input').element.value).to.equal('\t')
+    expect(wrapper.find('.name').text()).to.equal('horizontal tab')
+
+    await wrapper.setProps({ value: '' })
+    expect(wrapper.find('input').element.value).to.equal('')
+    expect(wrapper.find('.name').text()).to.equal('')
+  })
+
+  it('clears the field', async () => {
+    const wrapper = mount(DelimiterSelector, {
+      propsData: { value: ',' }
+    })
+
+    await wrapper.findComponent({ name: 'clear-icon' }).trigger('click')
+
+    expect(wrapper.find('input').element.value).to.equal('')
+    expect(wrapper.emitted().input).to.equal(undefined)
+  })
+
+  it('changes value by typing', async () => {
+    const wrapper = shallowMount(DelimiterSelector, {
+      propsData: { value: ',' }
+    })
+
+    await wrapper.find('input').setValue(';')
+    expect(wrapper.emitted().input).to.have.lengthOf(1)
+    expect(wrapper.emitted().input[0]).to.eql([';'])
+  })
+
+  it('changes value by selection from the list', async () => {
+    const wrapper = mount(DelimiterSelector, {
+      propsData: { value: '|' }
+    })
+
+    await wrapper.findComponent({ name: 'drop-down-chevron' }).trigger('click')
+    expect(wrapper.find('.options').isVisible()).to.equal(true)
+    await wrapper.find('.option').trigger('click')
+    expect(wrapper.find('.options').isVisible()).to.equal(false)
+    expect(wrapper.emitted().input).to.have.lengthOf(1)
+    expect(wrapper.emitted().input[0]).to.eql([','])
+  })
+
+  it("doesn't change value when becomes empty", async () => {
+    const wrapper = mount(DelimiterSelector, {
+      propsData: { value: '|' }
+    })
+
+    await wrapper.find('input').setValue('')
+    expect(wrapper.emitted().input).to.equal(undefined)
+  })
+
+  it('set focus in input when click on character name', async () => {
+    const place = document.createElement('div')
+    document.body.appendChild(place)
+
+    const wrapper = mount(DelimiterSelector, {
+      attachTo: place,
+      propsData: { value: '|' }
+    })
+
+    await wrapper.find('.name').trigger('click')
+    expect(wrapper.find('input').element).to.equal(document.activeElement)
+    place.remove()
+    wrapper.destroy()
+  })
+
+  it('disabled', async () => {
+    const wrapper = mount(DelimiterSelector, {
+      propsData: { value: '|', disabled: true }
+    })
+
+    await wrapper.findComponent({ name: 'clear-icon' }).trigger('click')
+
+    expect(wrapper.find('input').element.value).to.equal('|')
+    expect(wrapper.emitted().input).to.equal(undefined)
+
+    await wrapper.findComponent({ name: 'drop-down-chevron' }).trigger('click')
+    expect(wrapper.find('.options').isVisible()).to.equal(false)
+  })
+})