wip

tornado/test/process_test.py

@@ -135,6 +135,8 @@ def fetch(url, fail_ok=False):
 
 @skipIfNonUnix
 class SubprocessTest(AsyncTestCase):
+    maxDiff = None  # XXX
+
     def term_and_wait(self, subproc):
         subproc.proc.terminate()
         subproc.proc.wait()
@@ -150,11 +152,14 @@ def test_subprocess(self):
             raise unittest.SkipTest(
                 "Subprocess tests not compatible with " "LayeredTwistedIOLoop"
             )
+        env = dict(os.environ)
+        env["PYTHON_BASIC_REPL"] = "1"
         subproc = Subprocess(
             [sys.executable, "-u", "-i"],
             stdin=Subprocess.STREAM,
             stdout=Subprocess.STREAM,
             stderr=subprocess.STDOUT,
+            env=env,
         )
         self.addCleanup(lambda: self.term_and_wait(subproc))
         self.addCleanup(subproc.stdout.close)
@@ -167,21 +172,28 @@ def test_subprocess(self):
         yield subproc.stdout.read_until(b">>> ")
         subproc.stdin.write(b"raise SystemExit\n")
         data = yield subproc.stdout.read_until_close()
+        if data:
+            print(str(data, "utf-8"))
         self.assertEqual(data, b"")
 
     @gen_test
     def test_close_stdin(self):
         # Close the parent's stdin handle and see that the child recognizes it.
+        env = dict(os.environ)
+        env["PYTHON_BASIC_REPL"] = "1"
         subproc = Subprocess(
             [sys.executable, "-u", "-i"],
             stdin=Subprocess.STREAM,
             stdout=Subprocess.STREAM,
             stderr=subprocess.STDOUT,
+            env=env,
         )
         self.addCleanup(lambda: self.term_and_wait(subproc))
         yield subproc.stdout.read_until(b">>> ")
         subproc.stdin.close()
         data = yield subproc.stdout.read_until_close()
+        if data != b"\n":
+            print(str(data, "utf-8"))
         self.assertEqual(data, b"\n")
 
     @gen_test