[ServiceWorker] Send the body of Request in fetch() API.

LayoutTests/http/tests/serviceworker/resources/fetch-worker.js

 importScripts('worker-test-harness.js');
 importScripts('test-helpers.js');
 
 async_test(function(t) {
     fetch('http://')
       .then(
         unreached_rejection(t, 'fetch of invalid URL must fail'),
         function(e) {
           assert_equals(e.message, 'Invalid URL');
           t.done();
@@ skipping 14 matching lines @@
 async_test(function(t) {
     fetch('fetch-status.php?status=404')
       .then(function(response) {
           assert_equals(response.status, 404);
           assert_equals(response.statusText, 'Not Found');
           t.done();
         })
       .catch(unreached_rejection(t));
   }, 'Fetch result of 404 response in ServiceWorkerGlobalScope');
 
+function evalJsonp(text) {
+  return new Promise(function(resolve) {
+      var report = resolve;
+      // text must contain report() call.
+      eval(text);
+    });
+}
+
+async_test(function(t) {
+    var request =
+      new Request('fetch-access-control.php',
+                  {
+                    method: 'POST',
+                    body: new Blob(['Test Blob'], {type: 'test/type'})
+                  });
+    fetch(request)
+      .then(function(response) { return response.body.asText(); })
+      .then(evalJsonp)
+      .then(function(result) {
+          assert_equals(result.method, 'POST');
+          assert_equals(result.body, 'Test Blob');
+          t.done();
+        })
+      .catch(unreached_rejection(t));
+  }, 'Fetch with Blob body test in ServiceWorkerGlobalScope');
+
+async_test(function(t) {
+    var request = new Request('fetch-access-control.php',
+                              {method: 'POST', body: 'Test String'});
+    fetch(request)
+      .then(function(response) { return response.body.asText(); })
+      .then(evalJsonp)
+      .then(function(result) {
+          assert_equals(result.method, 'POST');
+          assert_equals(result.body, 'Test String');
+          t.done();
+        })
+      .catch(unreached_rejection(t));
+  }, 'Fetch with string body test in ServiceWorkerGlobalScope');
+
+async_test(function(t) {
+    var text = "Test ArrayBuffer";
+    var array = new Uint8Array(text.length);
+    for (var i = 0; i < text.length; ++i)
+      array[i] = text.charCodeAt(i);
+    var request = new Request('fetch-access-control.php',
+                              {method: 'POST', body: array.buffer});
+    fetch(request)
+      .then(function(response) { return response.body.asText(); })
+      .then(evalJsonp)
+      .then(function(result) {
+          assert_equals(result.method, 'POST');
+          assert_equals(result.body, 'Test ArrayBuffer');
+          t.done();
+        })
+      .catch(unreached_rejection(t));
+  }, 'Fetch with ArrayBuffer body test in ServiceWorkerGlobalScope');
+
+async_test(function(t) {
+    var text = "Test ArrayBufferView";
+    var array = new Uint8Array(text.length);
+    for (var i = 0; i < text.length; ++i)
+      array[i] = text.charCodeAt(i);
+    var request = new Request('fetch-access-control.php',
+                              {method: 'POST', body: array});
+    fetch(request)
+      .then(function(response) { return response.body.asText(); })
+      .then(evalJsonp)
+      .then(function(result) {
+          assert_equals(result.method, 'POST');
+          assert_equals(result.body, 'Test ArrayBufferView');
+          t.done();
+        })
+      .catch(unreached_rejection(t));
+  }, 'Fetch with ArrayBufferView body test in ServiceWorkerGlobalScope');
+
+async_test(function(t) {
+    var formData = new FormData();
+    formData.append('StringKey1', '1234567890');
+    formData.append('StringKey2', 'ABCDEFGHIJ');
+    formData.append('BlobKey', new Blob(['blob content']));
+    formData.append('FileKey',
+                    new File(['file content'], 'file.dat'));
+    var request = new Request('fetch-access-control.php',
+                          {method: 'POST', body: formData});
+    fetch(request)
+      .then(function(response) { return response.body.asText(); })
+      .then(evalJsonp)
+      .then(function(result) {
+          assert_equals(result.method, 'POST');
+          assert_equals(result.post['StringKey1'], '1234567890');
+          assert_equals(result.post['StringKey2'], 'ABCDEFGHIJ');
+          var files = [];
+          for (var i = 0; i < result.files.length; ++i) {
+            files[result.files[i].key] = result.files[i];
+          }
+          assert_equals(files['BlobKey'].content, 'blob content');
+          assert_equals(files['BlobKey'].name, 'blob');
+          assert_equals(files['BlobKey'].size, 12);
+          assert_equals(files['FileKey'].content, 'file content');
+          assert_equals(files['FileKey'].name, 'file.dat');
+          assert_equals(files['FileKey'].size, 12);
+          t.done();
+        })
+      .catch(unreached_rejection(t));
+  }, 'Fetch with FormData body test in ServiceWorkerGlobalScope');
+
 test(function(t) {
     function runInfiniteFetchLoop() {
       fetch('dummy.html')
         .then(function() { runInfiniteFetchLoop(); });
     }
     runInfiniteFetchLoop();
   },
   'Destroying the execution context while fetch is happening should not ' +
       'cause a crash.');