From c3d854d848fb9585272cb034e8d65c80f9cfaade Mon Sep 17 00:00:00 2001
From: NikVolf <nikvolf@gmail.com>
Date: Wed, 19 Oct 2016 15:02:28 +0300
Subject: [PATCH] pop & test

---
 verification/src/queue.rs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/verification/src/queue.rs b/verification/src/queue.rs
index 674554dc..c94f9306 100644
--- a/verification/src/queue.rs
+++ b/verification/src/queue.rs
@@ -97,6 +97,10 @@ impl Queue {
 
 		Ok(())
 	}
+
+	pub fn pop_valid(&self) -> Option<(H256, VerifiedBlock)> {
+		self.verified.write().pop_front()
+	}
 }
 
 #[cfg(test)]
@@ -197,4 +201,18 @@ mod tests {
 		assert_eq!(queue.block_status(&test_data::block_h1().hash()), BlockStatus::Valid);
 		assert_eq!(queue.block_status(&test_data::block_h2().hash()), BlockStatus::Valid);
 	}
+
+	#[test]
+	fn pop() {
+		let queue = Queue::new(Box::new(FacileVerifier));
+		let block = test_data::block1();
+		let hash = block.hash();
+
+		queue.push(block).unwrap();
+		queue.process();
+		let (h, _b) = queue.pop_valid().unwrap();
+
+		assert_eq!(queue.block_status(&hash), BlockStatus::Absent);
+		assert_eq!(h, hash);
+	}
 }