From ea813d77de814e5f80806cd3f41f15220991f624 Mon Sep 17 00:00:00 2001
From: Pieter Ennes <pieter.ennes@just-eat.com>
Date: Tue, 26 Jun 2018 10:54:09 +0100
Subject: [PATCH] Align bool/len behaviour of pipeline.

---
 fakeredis.py      | 3 +++
 test_fakeredis.py | 9 +++++++++
 2 files changed, 12 insertions(+)

diff --git a/fakeredis.py b/fakeredis.py
index 1472f46..e36deb8 100644
--- a/fakeredis.py
+++ b/fakeredis.py
@@ -2162,6 +2162,9 @@ def __enter__(self):
     def __exit__(self, exc_type, exc_value, traceback):
         self.reset()
 
+    def __len__(self):
+        return len(self.commands)
+
     def execute(self, raise_on_error=True):
         """Run all the commands in the pipeline and return the results."""
         try:
diff --git a/test_fakeredis.py b/test_fakeredis.py
index f08527b..02d1026 100644
--- a/test_fakeredis.py
+++ b/test_fakeredis.py
@@ -2766,6 +2766,15 @@ def callback(pipe):
 
         self.assertEqual('OUR-RETURN-VALUE', res)
 
+    def test_pipeline_empty(self):
+        p = self.redis.pipeline()
+        self.assertFalse(p)
+
+    def test_pipeline_length(self):
+        p = self.redis.pipeline()
+        p.set('baz', 'quux').get('baz')
+        self.assertEqual(2, len(p))
+
     def test_key_patterns(self):
         self.redis.mset({'one': 1, 'two': 2, 'three': 3, 'four': 4})
         self.assertItemsEqual(self.redis.keys('*o*'),