From ab8232d0223a9983e5590998b6c44d9639dc8b56 Mon Sep 17 00:00:00 2001
From: antirez <antirez@gmail.com>
Date: Mon, 2 Apr 2012 11:44:25 +0200
Subject: [PATCH] DUMP, RESTORE, MIGRATE tests.

---
 tests/test_helper.tcl |  1 +
 tests/unit/dump.tcl   | 66 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 67 insertions(+)
 create mode 100644 tests/unit/dump.tcl

diff --git a/tests/test_helper.tcl b/tests/test_helper.tcl
index 7978d8a4..34d96606 100644
--- a/tests/test_helper.tcl
+++ b/tests/test_helper.tcl
@@ -39,6 +39,7 @@ set ::all_tests {
     unit/maxmemory
     unit/introspection
     unit/obuf-limits
+    unit/dump
 }
 # Index to the next test to run in the ::all_tests list.
 set ::next_test 0
diff --git a/tests/unit/dump.tcl b/tests/unit/dump.tcl
new file mode 100644
index 00000000..120638ec
--- /dev/null
+++ b/tests/unit/dump.tcl
@@ -0,0 +1,66 @@
+start_server {tags {"dump"}} {
+    test {DUMP / RESTORE are able to serialize / unserialize a simple key} {
+        r set foo bar
+        set encoded [r dump foo]
+        r del foo
+        list [r exists foo] [r restore foo 0 $encoded] [r ttl foo] [r get foo]
+    } {0 OK -1 bar}
+
+    test {RESTORE can set an arbitrary expire to the materialized key} {
+        r set foo bar
+        set encoded [r dump foo]
+        r del foo
+        r restore foo 5000 $encoded
+        set ttl [r pttl foo]
+        assert {$ttl >= 3000 && $ttl <= 5000}
+        r get foo
+    } {bar}
+
+    test {RESTORE returns an error of the key already exists} {
+        r set foo bar
+        set e {}
+        catch {r restore foo 0 "..."} e
+        set e
+    } {*is busy*}
+
+    test {DUMP of non existing key returns nil} {
+        r dump nonexisting_key
+    } {}
+
+    test {MIGRATE is able to migrate a key between two instances} {
+        set first [srv 0 client]
+        r set key "Some Value"
+        start_server {tags {"repl"}} {
+            set second [srv 0 client]
+            set second_host [srv 0 host]
+            set second_port [srv 0 port]
+
+            assert {[$first exists key] == 1}
+            assert {[$second exists key] == 0}
+            set ret [r -1 migrate $second_host $second_port key 9 5000]
+            assert {$ret eq {OK}}
+            assert {[$first exists key] == 0}
+            assert {[$second exists key] == 1}
+            assert {[$second get key] eq {Some Value}}
+        }
+    }
+
+    test {MIGRATE timeout actually works} {
+        set first [srv 0 client]
+        r set key "Some Value"
+        start_server {tags {"repl"}} {
+            set second [srv 0 client]
+            set second_host [srv 0 host]
+            set second_port [srv 0 port]
+
+            assert {[$first exists key] == 1}
+            assert {[$second exists key] == 0}
+
+            set rd [redis_deferring_client]
+            $rd debug sleep 5.0 ; # Make second server unable to reply.
+            set e {}
+            catch {r -1 migrate $second_host $second_port key 9 1000} e
+            assert_match {ERR*} $e
+        }
+    }
+}