From 249c49d6cc7c28ffd2bfef92b2402f746d24ca8b Mon Sep 17 00:00:00 2001
From: Benjamin Peterson <benjamin@python.org>
Date: Sun, 25 Aug 2019 05:05:18 -0700
Subject: Modify TestApp.encode_multipart to handle bytes filenames and params.
 (#29)

As the test shows, this fixes passing boths params and upload_files on Python 3.
---
 paste/fixture.py           | 22 +++++++---------------
 tests/test_fixture.py      | 28 ++++++++++++++++++++++++++++
 tests/test_wsgiwrappers.py |  2 +-
 3 files changed, 36 insertions(+), 16 deletions(-)

diff --git a/paste/fixture.py b/paste/fixture.py
index 9b2a0c4..969863c 100644
--- a/paste/fixture.py
+++ b/paste/fixture.py
@@ -330,28 +330,20 @@ class TestApp(object):
         lines = []
         for key, value in params:
             lines.append(b'--'+boundary)
-            line = 'Content-Disposition: form-data; name="%s"' % key
-            if six.PY3:
-                line = line.encode('utf8')
+            line = b'Content-Disposition: form-data; name="%s"' % six.ensure_binary(key)
             lines.append(line)
             lines.append(b'')
-            line = value
-            if six.PY3 and isinstance(line, six.text_type):
-                line = line.encode('utf8')
+            line = six.ensure_binary(value)
             lines.append(line)
         for file_info in files:
             key, filename, value = self._get_file_info(file_info)
             lines.append(b'--'+boundary)
-            line = ('Content-Disposition: form-data; name="%s"; filename="%s"'
-                         % (key, filename))
-            if six.PY3:
-                line = line.encode('utf8')
+            line = (b'Content-Disposition: form-data; name="%s"; filename="%s"'
+                         % (six.ensure_binary(key), six.ensure_binary(filename)))
             lines.append(line)
-            fcontent = mimetypes.guess_type(filename)[0]
-            line = ('Content-Type: %s'
-                    % (fcontent or 'application/octet-stream'))
-            if six.PY3:
-                line = line.encode('utf8')
+            fcontent = mimetypes.guess_type(six.ensure_str(filename, 'ascii', 'ignore'))[0]
+            line = (b'Content-Type: %s'
+                    % (fcontent.encode('ascii') if fcontent else b'application/octet-stream'))
             lines.append(line)
             lines.append(b'')
             lines.append(value)
diff --git a/tests/test_fixture.py b/tests/test_fixture.py
index 4d1ddc8..2954140 100644
--- a/tests/test_fixture.py
+++ b/tests/test_fixture.py
@@ -1,5 +1,8 @@
+import cgi
+
 from paste.debug.debugapp import SimpleApplication, SlowConsumer
 from paste.fixture import TestApp
+from paste.wsgiwrappers import WSGIRequest
 
 
 def test_fixture():
@@ -44,3 +47,28 @@ def test_fixture_form_end():
                                   ('Content-Length', str(len(body)))])
         return [body]
     TestApp(response).get('/')
+
+def test_params_and_upload_files():
+    class PostApp(object):
+        def __call__(self, environ, start_response):
+            start_response("204 No content", [])
+            self.request = WSGIRequest(environ)
+            return [b'']
+    post_app = PostApp()
+    app = TestApp(post_app)
+    app.post(
+        '/',
+        params={'param1': 'a', 'param2': 'b'},
+        upload_files=[
+            ('file1', 'myfile.txt', b'data1'),
+            ('file2', b'yourfile.txt', b'data2'),
+        ],
+    )
+    params = post_app.request.params
+    assert len(params) == 4
+    assert params['param1'] == 'a'
+    assert params['param2'] == 'b'
+    assert params['file1'].value == b'data1'
+    assert params['file1'].filename == 'myfile.txt'
+    assert params['file2'].value == b'data2'
+    assert params['file2'].filename == 'yourfile.txt'
diff --git a/tests/test_wsgiwrappers.py b/tests/test_wsgiwrappers.py
index 43210c2..bfdd4b3 100644
--- a/tests/test_wsgiwrappers.py
+++ b/tests/test_wsgiwrappers.py
@@ -96,7 +96,7 @@ def test_wsgirequest_charset_fileupload():
         return []
 
     app = TestApp(handle_fileupload)
-    res = app.post('/', upload_files=[('thefile', '寿司.txt', b'Sushi')])
+    res = app.post('/', upload_files=[('thefile', u'寿司.txt'.encode('utf-8'), b'Sushi')])
 
 def test_wsgiresponse_charset():
     response = WSGIResponse(mimetype='text/html; charset=UTF-8')
-- 
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