adapt bookshop for openSAP course

.vscode/launch.json

@@ -10,7 +10,7 @@
       "type": "node",
       "runtimeExecutable": "npx",
       "runtimeArgs": ["-n"],
-      "args": ["--", "cds", "run", "--with-mocks", "--in-memory?"], // the leading "--" arg ensures it works with as well as without debugging
+      "args": ["--", "cds", "run", "--with-mocks", "--in-memory"], // the leading "--" arg ensures it works with as well as without debugging
       "cwd": "${workspaceFolder}/packages/${input:service}",
       "console": "integratedTerminal",
       "serverReadyAction": {
@@ -36,7 +36,7 @@
         "reviews-service",
         "user-service"
       ],
-      "default": "bookstore"
+      "default": "bookshop"
     }
   ]
 }

package.json

@@ -19,10 +19,11 @@
     "@sap/cds": "latest",
     "express": "*"
   },
-  "--add-these-to-devDependencies-for-tests": {
+  "devDependencies": {
     "@types/jest": "*",
     "sqlite3": "*",
-    "jest": "*"
+    "jest": "*",
+    "supertest": "^4.0.2"
   },
   "license": "SAP SAMPLE CODE LICENSE"
 }

packages/bookshop/tests/bookshop.test.js

@@ -0,0 +1,87 @@
+
+const cds = require('@sap/cds/lib/cds')
+const { setup, close } = require('./utils')
+const request = require('supertest')
+
+describe('Samples: Bookshop', () => {
+  beforeAll(done => setup('packages/bookshop', done))
+  afterAll(close)
+
+  test('Service $metadata document', async () => {
+    const response = await request(cds.serve.app)
+      .get('/browse/$metadata')
+      .expect('Content-Type', /^application\/xml/)
+      .expect(200)
+
+    const expectedVersion = '<edmx:Edmx Version="4.0" xmlns:edmx="http://docs.oasis-open.org/odata/ns/edmx">'
+    const expectedBooksEntitySet = '<EntitySet Name="Books" EntityType="CatalogService.Books">'
+    expect(response.text.includes(expectedVersion)).toBeTruthy()
+    expect(response.text.includes(expectedBooksEntitySet)).toBeTruthy()
+  })
+
+
+  test('Get with select, expand and localized', async () => {
+    const response = await request(cds.serve.app)
+      .get('/browse/Books?$select=title,author&$expand=currency&sap-language=de')
+      .expect('Content-Type', /^application\/json/)
+      .expect(200)
+
+    expect(response.body.value).toEqual([
+      {
+        ID: 201,
+        title: "Sturmhöhe",
+        author: "Emily Brontë",
+        currency: {
+        name: "Pfund",
+        descr: "Britische Pfund",
+        code: "GBP",
+        symbol: "£"
+        }
+        },
+        {
+        ID: 207,
+        title: "Jane Eyre",
+        author: "Charlotte Brontë",
+        currency: {
+        name: "Pfund",
+        descr: "Britische Pfund",
+        code: "GBP",
+        symbol: "£"
+        }
+        },
+        {
+        ID: 251,
+        title: "The Raven",
+        author: "Edgar Allen Poe",
+        currency: {
+        name: "US-Dollar",
+        descr: "United States Dollar",
+        code: "USD",
+        symbol: "$"
+        }
+        },
+        {
+        ID: 252,
+        title: "Eleonora",
+        author: "Edgar Allen Poe",
+        currency: {
+        name: "US-Dollar",
+        descr: "United States Dollar",
+        code: "USD",
+        symbol: "$"
+        }
+        },
+        {
+        ID: 271,
+        title: "Catweazle",
+        author: "Richard Carpenter",
+        currency: {
+        name: "Euro",
+        descr: "European Euro",
+        code: "EUR",
+        symbol: "€"
+        }
+        }
+    ])
+  }) 
+})

packages/bookshop/tests/openSAP.http

@@ -0,0 +1,47 @@
+##########################################
+# Test bookstore
+##########################################
+
+@PORT = 4004
+@HOST = localhost
+#######
+# List books
+#######
+
+GET http://{{HOST}}:{{PORT}}/browse/Books  HTTP/1.1
+
+### List Books with their current stocks via Browse service
+### title containts "discount" info due to custom handler in cat-service.js 
+GET http://{{HOST}}:{{PORT}}/browse/Books?$select=ID,title,stock
+
+### List Books with their current stocks via Admin service
+### title DOES NOT containt "discount" info as there is no custom handler for admin service 
+# skip admin service
+# GET http://{{HOST}}:{{PORT}}/admin/Books?$select=ID,title,stock
+
+### List all Orders
+GET http://{{HOST}}:{{PORT}}/admin/Orders?&$expand=Items
+
+#######
+# Create order
+#######
+# Sending this three times should result in a 409: 5 exceeds stock for book #201
+POST  http://{{HOST}}:{{PORT}}/browse/Orders HTTP/1.1
+Content-Type: application/json;IEEE754Compatible=true
+
+{ "OrderNo":"2019-09...", "Items":[
+    { "book_ID":201, "amount":3 },
+    { "book_ID":207, "amount":3 }
+]}
+
+
+#######
+# Delete order not allowed due to annotation @insertonly in cat-service.cds
+#######
+DELETE http://{{HOST}}:{{PORT}}//browse/Orders/7e2f2640-6866-4dcf-8f4d-3027aa831cad HTTP/1.1
+
+
+#######
+# List order not allowed due to @insertonly
+#######
+GET http://{{HOST}}:{{PORT}}//browse/Orders HTTP/1.1

packages/bookshop/tests/utils.js

@@ -0,0 +1,23 @@
+const cds = require('@sap/cds/lib/cds')
+const run = require('@sap/cds/bin/run')
+
+let testServer
+const cwd = process.cwd()
+
+const setup = (model, done) => {
+  cds.once('listening', ({ server }) => {
+    testServer = server
+    done()
+  })
+  run([model], { 'in-memory?': true })
+}
+
+const close = done => {
+  testServer.close(done)
+  process.chdir(cwd)
+}
+
+module.exports = {
+  setup,
+  close
+}