#155: Re-enable pixel unit test

app/tests/unit/pages/metamine/pixelunit.spec.js

@@ -0,0 +1,51 @@
+import createWrapper from '../../../jest/script/wrapper'
+import PixelUnit from '@/pages/metamine/PixelUnit/PixelUnit.vue'
+
+// TODO handle config file loading once it has a location
+// import { promises } from 'fs'
+
+var wrapper = null
+
+describe('PixelUnit.vue', () => {
+  beforeAll(async () => {
+    // const configData = await promises.readFile('@/assets/lin-bilal-liu-10x10-c4v-15bit-static-dynamic.txt', { encoding: 'utf-8' })
+    global.fetch.mockReturnValueOnce(Promise.resolve({
+      text: () => '' // configData
+    }))
+    wrapper = createWrapper(PixelUnit, {})
+  })
+
+  it('mounts properly', () => {
+    expect(wrapper.exists()).toBeTruthy()
+  })
+
+  it('renders geometry details cards', () => {
+    const geometryCard = wrapper.findAll('.md-subheading')
+
+    expect.assertions(5)
+    expect(geometryCard.at(1).exists()).toBeTruthy()
+    expect(geometryCard.length).toBe(3)
+    expect(geometryCard.at(0).text()).toBe('Geometry')
+    expect(geometryCard.at(1).text()).toBe("Effective Young's Modulus (Pa)")
+    expect(geometryCard.at(2).text()).toBe("Effective Poisson's ratio")
+  })
+
+  it('loads initial geometric details correctly', () => {
+    expect.assertions(3)
+    expect(wrapper.vm.geometryItems[0].value).toBe('000000000000000')
+    expect(wrapper.vm.geometryItems[1].value).toBe('N/A')
+    expect(wrapper.vm.geometryItems[2].value).toBe('N/A')
+  })
+
+  it('responds to clicks', () => {
+    const grid = wrapper.find('#unit-cell')
+
+    grid.trigger('click', { layerX: 15, layerY: 15 })
+    expect.assertions(4)
+    expect(wrapper.vm.geometryItems[0].value).toBe('000000000000001')
+    expect(wrapper.vm.geometryItems[1].value).toBe('N/A')
+    expect(wrapper.vm.geometryItems[2].value).toBe('N/A')
+    grid.trigger('click', { layerX: 15, layerY: 15 })
+    expect(wrapper.vm.geometryItems[0].value).toBe('000000000000000')
+  })
+})