Tests: Python exception tests.

test/python/iter_exception/wsgi.py

@@ -0,0 +1,45 @@
+class application:
+    def __init__(self, environ, start_response):
+        self.environ = environ
+        self.start = start_response
+
+        self.next = self.__next__
+
+    def __iter__(self):
+        self.__i = 0
+        self._skip_level = int(self.environ.get('HTTP_X_SKIP', 0))
+        self._not_skip_close = int(self.environ.get('HTTP_X_NOT_SKIP_CLOSE', 0))
+        self._is_chunked = self.environ.get('HTTP_X_CHUNKED')
+
+        headers = [(('Content-Length', '10'))]
+        if self._is_chunked is not None:
+            headers = []
+
+        if self._skip_level < 1:
+            raise Exception('first exception')
+
+        write = self.start('200', headers)
+
+        if self._skip_level < 2:
+            raise Exception('second exception')
+
+        write(b'XXXXX')
+
+        if self._skip_level < 3:
+            raise Exception('third exception')
+
+        return self
+
+    def __next__(self):
+        if self._skip_level < 4:
+            raise Exception('next exception')
+
+        self.__i += 1
+        if self.__i > 2:
+            raise StopIteration
+
+        return b'X'
+
+    def close(self):
+        if self._not_skip_close == 1:
+            raise Exception('close exception')