add coverage to gitignore

tests/unit/dataBase.spec.js

@@ -0,0 +1,39 @@
+/* import { expect } from 'chai'
+import { shallowMount } from '@vue/test-utils'
+import HelloWorld from '@/components/HelloWorld.vue'
+
+describe('HelloWorld.vue', () => {
+  it('renders props.msg when passed', () => {
+    const msg = 'new message'
+    const wrapper = shallowMount(HelloWorld, {
+      propsData: { msg }
+    })
+    expect(wrapper.text()).to.include(msg)
+  })
+})
+ */
+import { expect } from 'chai'
+import initSqlJs from 'sql.js'
+import db from '@/dataBase.js'
+
+describe('dataBase.js', () => {
+  it('creates schema', () => {
+    const config = {
+      locateFile: filename => `js/sql-wasm.wasm`
+    }
+    return initSqlJs(config)
+    .then(SQL => {
+      const dataBase = new SQL.Database()
+      dataBase.run('CREATE TABLE test (col1, col2);')
+
+      const data = dataBase.export()
+      const buffer = new Blob([data])
+      return db.loadDb(buffer)
+    })
+    .then(schema => {
+      expect(schema.length).to.equal(1)
+      expect(schema[0][0]).to.equal('test') 
+      expect(schema[0][1]).to.equal('CREATE TABLE test (col1, col2)') 
+    })
+  })
+})