1 files changed, 20 insertions, 0 deletions
diff --git a/test/unit/test_bysyncify.py b/test/unit/test_bysyncify.py
new file mode 100644
index 000000000..5373a4def
--- /dev/null
+++ b/test/unit/test_bysyncify.py
@@ -0,0 +1,20 @@
+import os
+
+from scripts.test.shared import WASM_OPT, NODEJS, run_process
+from utils import BinaryenTestCase
+
+
+class BysyncifyTest(BinaryenTestCase):
+  def test_bysyncify(self):
+    def test(args):
+      print(args)
+      run_process(WASM_OPT + args + [self.input_path('bysyncify.wast'), '--bysyncify', '-o', 'a.wasm'])
+      print('  file size: %d' % os.path.getsize('a.wasm'))
+      run_process([NODEJS, self.input_path('bysyncify.js')])
+
+    test(['-g'])
+    test([])
+    test(['-O1'])
+    test(['--optimize-level=1'])
+    test(['-O3'])
+    test(['-Os', '-g'])