first commit

ui/src/state/modules/auth.unit.js

@@ -0,0 +1,121 @@
+import axios from 'axios'
+import * as authModule from './auth'
+
+describe('@state/modules/auth', () => {
+  it('exports a valid Vuex module', () => {
+    expect(authModule).toBeAVuexModule()
+  })
+
+  describe('in a store', () => {
+    let store
+    beforeEach(() => {
+      store = createModuleStore(authModule)
+      window.localStorage.clear()
+    })
+
+    it('mutations.SET_CURRENT_USER correctly sets axios default authorization header', () => {
+      axios.defaults.headers.common.Authorization = ''
+
+      store.commit('SET_CURRENT_USER', { token: 'some-token' })
+      expect(axios.defaults.headers.common.Authorization).toEqual('some-token')
+
+      store.commit('SET_CURRENT_USER', null)
+      expect(axios.defaults.headers.common.Authorization).toEqual('')
+    })
+
+    it('mutations.SET_CURRENT_USER correctly saves currentUser in localStorage', () => {
+      let savedCurrentUser = JSON.parse(
+        window.localStorage.getItem('auth.currentUser')
+      )
+      expect(savedCurrentUser).toEqual(null)
+
+      const expectedCurrentUser = { token: 'some-token' }
+      store.commit('SET_CURRENT_USER', expectedCurrentUser)
+
+      savedCurrentUser = JSON.parse(
+        window.localStorage.getItem('auth.currentUser')
+      )
+      expect(savedCurrentUser).toEqual(expectedCurrentUser)
+    })
+
+    it('getters.loggedIn returns true when currentUser is an object', () => {
+      store.commit('SET_CURRENT_USER', {})
+      expect(store.getters.loggedIn).toEqual(true)
+    })
+
+    it('getters.loggedIn returns false when currentUser is null', () => {
+      store.commit('SET_CURRENT_USER', null)
+      expect(store.getters.loggedIn).toEqual(false)
+    })
+
+    it('actions.logIn resolves to a refreshed currentUser when already logged in', () => {
+      expect.assertions(2)
+
+      store.commit('SET_CURRENT_USER', { token: validUserExample.token })
+      return store.dispatch('logIn').then((user) => {
+        expect(user).toEqual(validUserExample)
+        expect(store.state.currentUser).toEqual(validUserExample)
+      })
+    })
+
+    it('actions.logIn commits the currentUser and resolves to the user when NOT already logged in and provided a correct username and password', () => {
+      expect.assertions(2)
+
+      return store
+        .dispatch('logIn', { username: 'admin', password: 'password' })
+        .then((user) => {
+          expect(user).toEqual(validUserExample)
+          expect(store.state.currentUser).toEqual(validUserExample)
+        })
+    })
+
+    it('actions.logIn rejects with 401 when NOT already logged in and provided an incorrect username and password', () => {
+      expect.assertions(1)
+
+      return store
+        .dispatch('logIn', {
+          username: 'bad username',
+          password: 'bad password',
+        })
+        .catch((error) => {
+          expect(error.message).toEqual('Request failed with status code 401')
+        })
+    })
+
+    it('actions.validate resolves to null when currentUser is null', () => {
+      expect.assertions(1)
+
+      store.commit('SET_CURRENT_USER', null)
+      return store.dispatch('validate').then((user) => {
+        expect(user).toEqual(null)
+      })
+    })
+
+    it('actions.validate resolves to null when currentUser contains an invalid token', () => {
+      expect.assertions(2)
+
+      store.commit('SET_CURRENT_USER', { token: 'invalid-token' })
+      return store.dispatch('validate').then((user) => {
+        expect(user).toEqual(null)
+        expect(store.state.currentUser).toEqual(null)
+      })
+    })
+
+    it('actions.validate resolves to a user when currentUser contains a valid token', () => {
+      expect.assertions(2)
+
+      store.commit('SET_CURRENT_USER', { token: validUserExample.token })
+      return store.dispatch('validate').then((user) => {
+        expect(user).toEqual(validUserExample)
+        expect(store.state.currentUser).toEqual(validUserExample)
+      })
+    })
+  })
+})
+
+const validUserExample = {
+  id: 1,
+  username: 'admin',
+  name: 'Vue Master',
+  token: 'valid-token-for-admin',
+}