service-worker: two more tests - POST requests, unstashing (ref. #8)

__tests__/service-worker.test.js

@@ -109,6 +109,46 @@ describe("service-worker", () => {
     expect(response.headers.get('X-LibResilient-ETag')).toEqual('TestingETagHeader')
   });
   
+  test("making a POST request should work and not go through the plugins", async () => {
+      global.fetch.mockImplementation((request, init) => {
+          return Promise.resolve(
+                    new Response(
+                        new Blob(
+                            [JSON.stringify({ test: "success" })],
+                            {type: "application/json"}
+                        ),
+                        {
+                            status: 200,
+                            statusText: "OK",
+                            headers: {
+                            'ETag': 'TestingETagHeader'
+                            },
+                            method: 'POST',
+                            url: request.url
+                        })
+                  );
+      });
+      self.LibResilientConfig = {
+          plugins: {
+            'reject-all': {}
+          },
+          loggedComponents: [
+              'service-worker'
+          ]
+      }
+      self.LibResilientPlugins.push({
+          name: 'reject-all',
+          description: 'Reject all requests.',
+          version: '0.0.1',
+          fetch: (request, init)=>{ return Promise.reject(request); }
+      })
+      require("../service-worker.js");
+      var response = await self.trigger('fetch', new Request('/test.json', {method: "POST"}))
+      console.log(response)
+      expect(response.method).toEqual('POST')
+      expect(await response.json()).toEqual({ test: "success" })
+  })
+  
   test("stashing content after a successful fetch should work", async () => {
     self.LibResilientConfig = {
         plugins: {
@@ -191,4 +231,65 @@ describe("service-worker", () => {
             })).toEqual({ test: "success" })
   });
   
+  test("unstashing content explicitly should work", async () => {
+    self.LibResilientConfig = {
+        plugins: {
+            'cache': {}
+        },
+        loggedComponents: [
+            'service-worker', 'cache'
+        ]
+    }
+    require("../plugins/cache.js");
+    require("../service-worker.js");
+    
+    await self.trigger('install')
+    await self.trigger('activate')
+    
+    await self.trigger(
+                  'message', 
+                  {
+                    data:{
+                      stash: [new Response(
+                                new Blob(
+                                    [JSON.stringify({ test: "success" })],
+                                    {type: "application/json"}
+                                ),
+                                {
+                                    status: 200,
+                                    statusText: "OK",
+                                    headers: {
+                                    'ETag': 'TestingETagHeader'
+                                    },
+                                    url: self.location.origin + '/test.json'
+                                })]
+                    }
+                  })
+    
+    expect (await caches.open('v1').then((cache)=>{
+                return cache.keys()
+            }).then((keys)=>{
+                return keys[0].url
+            })).toEqual(self.location.origin + '/test.json')
+    expect (await caches.open('v1').then((cache)=>{
+                return cache.match(self.location.origin + '/test.json')
+            }).then((response)=>{
+                return response.json()
+            }).then((json)=>{
+                return json
+            })).toEqual({ test: "success" })
+    
+    // now unstash
+    await self.trigger(
+                  'message', 
+                  {
+                    data:{
+                      unstash: [self.location.origin + '/test.json']
+                    }
+                  })
+    expect (await caches.open('v1').then((cache)=>{
+                return cache.keys()
+            })).toEqual([])
+  });
+
 });