1 files changed, 93 insertions, 0 deletions
diff --git a/tests/fixtureapps/filewrapper.py b/tests/fixtureapps/filewrapper.py
new file mode 100644
index 0000000..63df5a6
--- /dev/null
+++ b/tests/fixtureapps/filewrapper.py
@@ -0,0 +1,93 @@
+import io
+import os
+
+here = os.path.dirname(os.path.abspath(__file__))
+fn = os.path.join(here, "groundhog1.jpg")
+
+
+class KindaFilelike(object):  # pragma: no cover
+    def __init__(self, bytes):
+        self.bytes = bytes
+
+    def read(self, n):
+        bytes = self.bytes[:n]
+        self.bytes = self.bytes[n:]
+        return bytes
+
+
+class UnseekableIOBase(io.RawIOBase):  # pragma: no cover
+    def __init__(self, bytes):
+        self.buf = io.BytesIO(bytes)
+
+    def writable(self):
+        return False
+
+    def readable(self):
+        return True
+
+    def seekable(self):
+        return False
+
+    def read(self, n):
+        return self.buf.read(n)
+
+
+def app(environ, start_response):  # pragma: no cover
+    path_info = environ["PATH_INFO"]
+    if path_info.startswith("/filelike"):
+        f = open(fn, "rb")
+        f.seek(0, 2)
+        cl = f.tell()
+        f.seek(0)
+        if path_info == "/filelike":
+            headers = [
+                ("Content-Length", str(cl)),
+                ("Content-Type", "image/jpeg"),
+            ]
+        elif path_info == "/filelike_nocl":
+            headers = [("Content-Type", "image/jpeg")]
+        elif path_info == "/filelike_shortcl":
+            # short content length
+            headers = [
+                ("Content-Length", "1"),
+                ("Content-Type", "image/jpeg"),
+            ]
+        else:
+            # long content length (/filelike_longcl)
+            headers = [
+                ("Content-Length", str(cl + 10)),
+                ("Content-Type", "image/jpeg"),
+            ]
+    else:
+        with open(fn, "rb") as fp:
+            data = fp.read()
+        cl = len(data)
+        f = KindaFilelike(data)
+        if path_info == "/notfilelike":
+            headers = [
+                ("Content-Length", str(len(data))),
+                ("Content-Type", "image/jpeg"),
+            ]
+        elif path_info == "/notfilelike_iobase":
+            headers = [
+                ("Content-Length", str(len(data))),
+                ("Content-Type", "image/jpeg"),
+            ]
+            f = UnseekableIOBase(data)
+        elif path_info == "/notfilelike_nocl":
+            headers = [("Content-Type", "image/jpeg")]
+        elif path_info == "/notfilelike_shortcl":
+            # short content length
+            headers = [
+                ("Content-Length", "1"),
+                ("Content-Type", "image/jpeg"),
+            ]
+        else:
+            # long content length (/notfilelike_longcl)
+            headers = [
+                ("Content-Length", str(cl + 10)),
+                ("Content-Type", "image/jpeg"),
+            ]
+
+    start_response("200 OK", headers)
+    return environ["wsgi.file_wrapper"](f, 8192)