From a93d0ed25c8a6b36adaacd10c205877b62cda4d5 Mon Sep 17 00:00:00 2001
From: Eric Snow <ericsnowcurrently@gmail.com>
Date: Thu, 11 Jan 2018 18:36:14 +0000
Subject: [PATCH] Print progress messages during download.

---
 debugger_protocol/schema/__main__.py            | 8 ++++++--
 tests/debugger_protocol/schema/test___main__.py | 8 +++++++-
 2 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/debugger_protocol/schema/__main__.py b/debugger_protocol/schema/__main__.py
index fb9817a6..74908227 100644
--- a/debugger_protocol/schema/__main__.py
+++ b/debugger_protocol/schema/__main__.py
@@ -21,17 +21,21 @@ def as_command(name):
 def handle_download(source=UPSTREAM, target=VENDORED, *,
                     _open=open, _open_url=open_url):
     # Download the schema file.
+    print('downloading the schema file from {}...'.format(source))
     with _open_url(source) as infile:
         with _open(target, 'wb') as outfile:
             meta = download(source, infile, outfile,
                             _open_url=_open_url)
+    print('...schema file written to {}.'.format(target))
 
     # Save the metadata.
-    metafile, _ = open_metadata(target, 'w',
-                                _open=_open)
+    print('saving the schema metadata...')
+    metafile, filename = open_metadata(target, 'w',
+                                       _open=_open)
     with metafile:
         metafile.write(
                 meta.format())
+    print('...metadata written to {}.'.format(filename))
 
 
 @as_command('check')
diff --git a/tests/debugger_protocol/schema/test___main__.py b/tests/debugger_protocol/schema/test___main__.py
index 9238c0ff..a044403e 100644
--- a/tests/debugger_protocol/schema/test___main__.py
+++ b/tests/debugger_protocol/schema/test___main__.py
@@ -4,6 +4,7 @@ from textwrap import dedent
 import unittest
 
 from .helpers import StubOpener
+from debugger_protocol.schema.vendored import FILENAME as VENDORED, METADATA
 from debugger_protocol.schema.__main__ import (
         COMMANDS, handle_download, handle_check)
 
@@ -58,7 +59,12 @@ class HandleDownloadTests(unittest.TestCase):
                 revision:   fc2395ca3564fb2afded8d90ddbe38dad1bf86f1
                 checksum:   e778c3751f9d0bceaf8d5aa81e2c659f
                 """).strip())  # noqa
-        self.assertEqual(stdout.getvalue(), '')
+        self.assertEqual(stdout.getvalue(), dedent("""\
+                downloading the schema file from https://github.com/Microsoft/vscode-debugadapter-node/raw/master/debugProtocol.json...
+                ...schema file written to {}.
+                saving the schema metadata...
+                ...metadata written to {}.
+                """).format(VENDORED, METADATA))  # noqa
 
 
 class HandleCheckTests(unittest.TestCase):