From ea26deaab142f04940076f5087f857b47c50d441 Mon Sep 17 00:00:00 2001
From: Robert Habermeier <rphmeier@gmail.com>
Date: Mon, 30 May 2016 12:33:49 +0200
Subject: [PATCH] mocked test for eth_syncing

---
 rpc/src/v1/tests/mocked/eth.rs | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/rpc/src/v1/tests/mocked/eth.rs b/rpc/src/v1/tests/mocked/eth.rs
index 06f1d97b3..aa0955751 100644
--- a/rpc/src/v1/tests/mocked/eth.rs
+++ b/rpc/src/v1/tests/mocked/eth.rs
@@ -26,6 +26,7 @@ use ethcore::log_entry::{LocalizedLogEntry, LogEntry};
 use ethcore::receipt::LocalizedReceipt;
 use ethcore::transaction::{Transaction, Action};
 use ethminer::{ExternalMiner, MinerService};
+use ethsync::SyncState;
 use v1::{Eth, EthClient};
 use v1::tests::helpers::{TestSyncProvider, Config, TestMinerService};
 use rustc_serialize::hex::ToHex;
@@ -93,9 +94,28 @@ fn rpc_eth_protocol_version() {
 }
 
 #[test]
-#[ignore]
 fn rpc_eth_syncing() {
-	unimplemented!()
+	let request = r#"{"jsonrpc": "2.0", "method": "eth_syncing", "params": [], "id": 1}"#;
+
+	let tester = EthTester::default();
+
+	let false_res = r#"{"jsonrpc":"2.0","result":false,"id":1}"#;
+	assert_eq!(tester.io.handle_request(request), Some(false_res.to_owned()));
+
+	{
+		let mut status = tester.sync.status.write().unwrap();
+		status.state = SyncState::Blocks;
+		status.highest_block_number = Some(2500);
+
+		// causes TestBlockChainClient to return 1000 for its best block number.
+		let mut blocks = tester.client.blocks.write().unwrap();
+		for i in 0..1000 {
+			blocks.insert(H256::from(i), Vec::new());
+		}
+	}
+
+	let true_res = r#"{"jsonrpc":"2.0","result":{"currentBlock":"0x03e8","highestBlock":"0x09c4","startingBlock":"0x00"},"id":1}"#;
+	assert_eq!(tester.io.handle_request(request), Some(true_res.to_owned()));
 }
 
 #[test]