Add new test test_fetch_sync_xhr_in_proxy_to_worker to check that sync Fetches work with --proxy-to-worker. (emscripten-core#6306)

juj · kripken · commit 298bb620ea78 · 2018-03-08T10:28:02.000-08:00
diff --git a/tests/test_browser.py b/tests/test_browser.py
@@ -3722,11 +3722,16 @@ def test_fetch_stream_file(self):
     f.close()
     self.btest('fetch/stream_file.cpp', expected='1', args=['--std=c++11', '-s', 'FETCH_DEBUG=1', '-s', 'FETCH=1', '-s', 'TOTAL_MEMORY=536870912'])
 
-  # Tests emscripten_fetch() usage in synchronous mode.
+  # Tests emscripten_fetch() usage in synchronous mode when used from the main thread proxied to a Worker with -s PROXY_TO_PTHREAD=1 option.
   def test_fetch_sync_xhr(self):
     shutil.copyfile(path_from_root('tests', 'gears.png'), os.path.join(self.get_dir(), 'gears.png'))
     self.btest('fetch/sync_xhr.cpp', expected='1', args=['--std=c++11', '-s', 'FETCH_DEBUG=1', '-s', 'FETCH=1', '-s', 'USE_PTHREADS=1', '-s', 'PROXY_TO_PTHREAD=1'])
 
+  # Tests that the Fetch API works for synchronous XHRs when used with --proxy-to-worker.
+  def test_fetch_sync_xhr_in_proxy_to_worker(self):
+    shutil.copyfile(path_from_root('tests', 'gears.png'), os.path.join(self.get_dir(), 'gears.png'))
+    self.btest('fetch/sync_xhr.cpp', expected='1', args=['--std=c++11', '-s', 'FETCH_DEBUG=1', '-s', 'FETCH=1', '--proxy-to-worker'])
+
   def test_fetch_idb_store(self):
     self.btest('fetch/idb_store.cpp', expected='0', args=['-s', 'USE_PTHREADS=1', '-s', 'FETCH_DEBUG=1', '-s', 'FETCH=1', '-s', 'PROXY_TO_PTHREAD=1'])
 
